Re: [GTALUG] Securely wiping SSDs

2024-03-24 Thread Dave Collier-Brown via talk
From academic papers: dd was found to work on local devices in article 1, remote wiping of phones was found to be immature/buggy in 2. 1. Secure State Deletion: Testing the efficacy and integrity of secure deletion tools on Solid State Drives, M Freeman, A Woodward - ro.ecu.edu.au

Re: [GTALUG] Securely wiping SSDs

2024-03-24 Thread Dave Collier-Brown via talk
On 2024-03-23 22:25, James Knott via talk wrote: On 3/23/24 22:02, Anthony de Boer via talk wrote: And on disposal, the golden standard has always been physical destruction. I don't know if it's been mentioned, but what about the shred command? Quite good for rotating magnetic drives that

Re: [GTALUG] Securely wiping SSDs

2024-03-23 Thread Dave Collier-Brown via talk
We used to have a simple wipe and an enhanced wipe on SunOS. The first one overwrote the disk with a fixed bit pattern, the latter wrote and rewrote it with different patterns. The idea was to make it hard to detect residual magnetism from some older data. Definitely spinning-rust stuff. For

Re: [GTALUG] Ongoing war story (currently issues of user trust)

2024-01-20 Thread Dave Collier-Brown via talk
On 2024-01-20 10:14, Peter King via talk wrote: Just recently I was told that the University would not allow me to ssh in to my office computer "because ssh had to be protected from the internet" (!), and instead I was supposed to use some binary blob to create a VPN into the UofT network --

Re: [GTALUG] AI - Llama 2 an open source AI that can run on a Raspberry PI

2024-01-12 Thread Dave Collier-Brown via talk
A Smarter Colleague pointed out to me the answer you get isn't to the question asked, but to "what would an answer to this question sound like". It's a language model, not a model of logic, science or law. --dave On 2024-01-12 12:58, Colin McGregor via talk wrote: On Fri, Jan 12, 2024 at

Re: [GTALUG] AI Alliance

2023-12-06 Thread Dave Collier-Brown via talk
We have, and have had, successful subcommittees before where there was sufficient interest. I mildly recommend it, and if we launch such a thing, will communicate its existence to my team, Machine Learning and Optimization at Index Exchange. Do you want me to raise it now at work, to see if

Re: [GTALUG] [GTALUG-Announce] GTALUG General Meeting Reminder

2023-11-15 Thread Dave Collier-Brown via talk
The references from my talk are: *The article at ACM Queue, https://dl.acm.org/doi/pdf/10.1145/3595862 *Everything from Neil Gunther, http://www.perfdynamics.com. *Teamquest Predictor, formerly Teamquest Model,

Re: [GTALUG] (very off topic) torque spec of impact wrench

2023-11-03 Thread Dave Collier-Brown via talk
OH! Go back to the dealership with your wheel wrench, and tell them they overtightened your wheels, so you can't fix a flat when you have one. Get them to break the nuts loose, and you tighten them. And if they say no, take their names and complain to their manager. --dave On 11/3/23

[GTALUG] Fwd: [GTALUG-Announce] November Meeting Notice

2023-10-22 Thread Dave Collier-Brown via talk
For people using ScurvyBank who have forgotten how to e-transfer money to GTALUG, this (deliberately partial) snippit of the screen shows where they hid it (;-)) [cid:part1.hUazArQI.otUEs2Dw@indexexchange.com] Forwarded Message Subject:[GTALUG-Announce] November

Re: [GTALUG] why I like shared libraries -- no longer a popular position

2023-09-25 Thread Dave Collier-Brown via talk
On 9/25/23 10:19, D. Hugh Redelmeier via talk wrote: | From: David Collier-Brown via talk In this case, a simple bug needs to be fixed. No interface change. The number of packages to update is the number with copies of this buggy code. Copies count, references (shred libraries) are free.

Re: [GTALUG] brands matter; Lenovo's brands

2023-09-16 Thread Dave Collier-Brown via talk
I think both Hugh and I have associated Lenovo's name with the T series: I have a T440p that replaced a previous T-series thinkpad and did superior service. I'll either replace it with a Framework, or another T. --dave On 9/16/23 02:51, Evan Leibovitch via talk wrote: Disclaimer: I have an

Re: [GTALUG] motorcycle exhaust systems [was slide rules; was Re: Chromebook death dates]

2023-06-02 Thread Dave Collier-Brown via talk
Redelmeier via talk wrote: | From: Dave Collier-Brown via talk <mailto:talk@gtalug.org> | When I was a motorcycle mechanic I had a circular slide rule, with a | permanent mark at the coefficient for computing a catenoid, as I did a | lot of 2-stroke exhaust systems. Some hilariously

Re: [GTALUG] Chromebook death dates

2023-06-01 Thread Dave Collier-Brown via talk
When I was a motorcycle mechanic I had a circular slide rule, with a permanent mark at the coefficient for computing a catenoid, as I did a lot of 2-stroke exhaust systems. Some hilariously wrong, some which got me a reputation as a wizard. --dave On 6/1/23 18:08, D. Hugh Redelmeier via talk

Re: [GTALUG] Fedora 38 is out

2023-04-22 Thread Dave Collier-Brown via talk
F and fgrep are historical accidents. IMHO, the only reason they still exist is bad practice from the v6 era, when we only had a 16-bit address space. The interface could be preserved forever: the implementation? Less so. --dave On 4/22/23 16:34, William Park via talk wrote: I don't know

Re: [GTALUG] Canadian hosting?

2023-04-14 Thread Dave Collier-Brown via talk
Microsoft owned an Irish firm, and the US government made MS provide data from there, over Ireland's objections. If MS hadn't owned it, the US would have had to ask the Irish government to seize it, which apparently is more work that telling MS to surrender it. --dave On 4/14/23 06:54,

Re: [GTALUG] New WiFi router?

2023-03-08 Thread Dave Collier-Brown via talk
On 3/8/23 12:08, Alvin Starr via talk wrote: As I like to point out the Carriers all manipulate traffic to speed test sites to make performance look better. Download an ISO image for your favorite OS and use that as your benchmark. Try using the newest test, at any given time. From

Re: [GTALUG] New WiFi router?

2023-03-08 Thread Dave Collier-Brown via talk
was cheap at the time. I expect them both to be horrible in varying degrees (;-)) --dave On 3/8/23 10:51, James Knott via talk wrote: On 2023-03-08 10:38, Dave Collier-Brown via talk wrote: They can deliver lots of bandwidth, but pretty horrid service under load. The lat time I ran a load test

Re: [GTALUG] New WiFi router?

2023-03-08 Thread Dave Collier-Brown via talk
They can deliver lots of bandwidth, but pretty horrid service under load. The lat time I ran a load test, the latency to downtown was what I would expect for latency to Instambul ... Thus my interest in the bufferbloat project, and fair queuing. Rogers' is unfair (;-)) --dave On 3/8/23 10:24,

Re: [GTALUG] New WiFi router?

2023-03-08 Thread Dave Collier-Brown via talk
There are a smallish number with software that's been debloated. I recommend https://evenroute.com/ They have been supporting the "bufferbloat" efforts I spoke about at GTALUG years ago: see https://evenroute.com/bufferbloat --dave On 3/8/23 01:09, William Park via talk wrote: Hi all, I

Re: [GTALUG] ThinkPad T14s Gen 2 Intel (14”) -- good deal?

2023-03-01 Thread Dave Collier-Brown via talk
On 3/1/23 13:27, William Park via talk wrote: A new machine makes more sense, now. Up to now, I've always built one myself. Maybe, I should try brand name, this time... You might look at a Framework laptop, as it's not all glued and soldered together

Re: [GTALUG] ppp inside private network, but no DNS returned?

2023-02-28 Thread Dave Collier-Brown via talk
If the externally-reachable network is intended for the IOT devices to connect to, they may well be using IP addresses only. Call it the "DMZ network" or "external network". They probably have a "management network" that goes to different interfaces, and which has DNS services for their own

Re: [GTALUG] ppp inside private network, but no DNS returned?

2023-02-28 Thread Dave Collier-Brown via talk
I wonder if 1. they decided to not use DNS, in which case they would have given you an IP address, or 2. they decided to not tell outsiders where the DNS server was, so that the outsider would have to be given an IP address, or 3. they didn't tell outsiders where the DNS server was

Re: [GTALUG] Weird pivot from the Linux Foundation: Overture Maps Foundation

2022-12-16 Thread Dave Collier-Brown via talk
What's odd is that Open Street Map has commercial licensees. I can see multiple competing companies, but competing open source groups usually is an indication of a problem... --dave On 12/16/22 15:34, BCLUG via talk wrote: Stewart Russell via talk wrote on 2022-12-15 07:01: Membership in the

Re: [GTALUG] Weird pivot from the Linux Foundation: Overture Maps Foundation

2022-12-15 Thread Dave Collier-Brown via talk
On 12/15/22 14:59, Stewart Russell via talk wrote: On Thu, Dec 15, 2022 at 12:28 PM Evan Leibovitch via talk mailto:talk@gtalug.org>> wrote: From the FAQ: Data contributed to ODbL licensed datasets will be contributed under both the ODbL and CDLA permissive v2. Contributions to CDLA

Re: [GTALUG] Weird pivot from the Linux Foundation: Overture Maps Foundation

2022-12-15 Thread Dave Collier-Brown via talk
On 12/15/22 12:14, Kevin Cozens via talk wrote: On 2022-12-15 10:01, Stewart Russell via talk wrote: announced the formation of the Overture Maps Foundation , a new collaborative effort to develop interoperable open map data [snip]>  The thing is, we already have a

Re: [GTALUG] Weird pivot from the Linux Foundation: Overture Maps Foundation

2022-12-15 Thread Dave Collier-Brown via talk
That seems odd: OSM is used legally in Garmin products, as per https://support.garmin.com/en-CA/?faq=mSWyDE91q874qY0e9JkL1A It sounds like AWS and friends are starting up a commerce-friendly service and trying to suck people in... --dave On 12/15/22 10:01, Stewart Russell via talk wrote: I

Re: [GTALUG] war story: CMOS battery AKA Real Time Clock (RTC) battery in a notebook

2022-10-20 Thread Dave Collier-Brown via talk
As Honda once said in an owner's manual, "engine does not contain any service parts". I think you were supposed to throw the bike away when the oil got dirty (;-) --dave On 10/19/22 21:10, Don Tai via talk wrote: That is such terrible design. They could have put the CMOS battery anywhere,

Re: [GTALUG] Removing snapd from Ubuntu

2022-05-11 Thread Dave Collier-Brown via talk
In a life long ago, we'd have made /usr/bin/python a shell script, containing echo "please run /usr/bin/python3" --dave On 5/11/22 18:04, Giles Orr via talk wrote: On Wed, 11 May 2022 at 14:54, Lennart Sorensen via talk wrote: On Wed, May 11, 2022 at 09:30:41AM

Re: [GTALUG] Removing snapd from Ubuntu

2022-05-11 Thread Dave Collier-Brown via talk
On 5/11/22 11:39, D. Hugh Redelmeier via talk wrote: Another downside of snaps: any bugs, including security bugs, in shared libraries requires the distro to update the library AND the snap publisher to rebuild the snap. What are the chances of that working out well? Almost certainly a

[GTALUG] Off-topic: snaps (was: Ubuntu review on Distrowatch)

2022-05-02 Thread Dave Collier-Brown via talk
Snaps are a kludge to solve a solved problem in computer science. Unfortunately, it's one that people keep thinking is new and unique to their OS or language or package. Solved in Multics, Solaris and Linux glibc. Notably unsolved in the rest of Linux, Javascript, Python and Go. I suspect

Re: [GTALUG] Ubuntu review on Distrowatch

2022-05-02 Thread Dave Collier-Brown via talk
I've been using Fedora for something like 8 years, with no functionality loss in that time during updates. --dave On 5/2/22 11:21, gs via talk wrote: I think Fedora is on its way to becoming the replacement for Ubuntu as the default recommended desktop distro based on the opinions of various

Re: [GTALUG] From Slackware to which distro?

2022-04-27 Thread Dave Collier-Brown via talk
I too try to run as close as possible to what my customer runs in production. For a long time, that was Fedora, which is effectively an upstream for Centos. I'm waiting to see what happens in the centos switch to quasi-continuous. --dave On 4/27/22 09:02, Anthony de Boer via talk wrote: On

Re: [GTALUG] Sane Email System?

2022-03-04 Thread Dave Collier-Brown via talk
I have the Thunderbird setting for getting pop and imap mail from microsloth, imap below. That might help you re-point your existing system --dave On 3/4/22 11:17, Kevin Cozens via talk wrote: On 2022-03-03 20:18, Peter King via talk wrote: I've just been informed that "legacy

Re: [GTALUG] [GTALUG-Announce] Tonight's Meeting

2022-02-08 Thread Dave Collier-Brown via talk
Alas, neither Rogers nor Google's DNS knows about jitsi.flamy.ca: $ dig jitsi.flamy.ca 8.8.8.8 ; <<>> DiG 9.16.24-RH <<>> jitsi.flamy.ca 8.8.8.8 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 1745 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY:

Re: [GTALUG] Can anyone recommend a source for Laptop batteries..

2022-02-04 Thread Dave Collier-Brown via talk
I bought a low-cost replacement, but have to clean it's contacts every time I power up, sometimes several times. I recommend genuine Lenovo replacements --dave On 2/4/22 17:12, Michael Galea via talk wrote: I'm looking for recommendations on replacing my T420's battery pack. Either a store,

Re: [GTALUG] help with Rogers SMTP

2021-12-24 Thread Dave Collier-Brown via talk
Ironically, Duck Dodgers just sent me and email saying to switch back to my regular password, abd smtp and imap now both work! --dave On 12/2/21 12:03 PM, Dave Collier-Brown wrote: I lost contact with Dodgers' SMTP from my Thunderbird some time back, what do your working settings look like?

Re: [GTALUG] Index Exchange is hiring (a lot), and I can recommend it

2021-11-28 Thread Dave Collier-Brown via talk
On 11/27/21 22:17, William Park via talk wrote: Just curious... Why was Go chosen? And, more importantly, what other languages were considered and rejected? We were looking for a compiled language that did parallelism without requiring a PhD in temporal logic. It replaces Perl, where we used

[GTALUG] Index Exchange is hiring (a lot), and I can recommend it

2021-11-27 Thread Dave Collier-Brown via talk
We're an advertising exchange that does real time ad auctions in 120 milliseconds, growing hugely even through COVID, financially successful and moving steadily toward IPO in a few years. We're interested in Go programmers, sysadmins with a talent for automation, and data / machine-learning

Re: [GTALUG] GTALUG board election results (informal)

2021-11-10 Thread Dave Collier-Brown via talk
If you need another person, I'll put my name forward for consideration. --dave On 2021-11-10 08:59, D. Hugh Redelmeier via talk wrote: We have five board positions. Four were available -- Alex Volkov's term expires next year. Three people volunteered and were acclaimed: Evan Leibovitch

Re: [GTALUG] Hey, the meeting isn't resolvable

2021-11-09 Thread Dave Collier-Brown via talk
I went to the website and used the link _there_ --dave On 2021-11-09 19:39, Dave Collier-Brown wrote:

[GTALUG] Hey, the meeting isn't resolvable

2021-11-09 Thread Dave Collier-Brown via talk
https://jitsi.flamy.ca/GTALUG can't be reached from Rogers https://flamy.ca/ is resolvable, either by Ruck Rogers or 8.8.8.8 --dave -- David Collier-Brown, | Always do right. This will gratify System Programmer and Author | some people and astonish the rest

Re: [GTALUG] Command doesn't work in script but works on command line?

2021-11-06 Thread Dave Collier-Brown via talk
in the script as below but it still didn't work. On 2021-11-06 9:20 a.m., Dave Collier-Brown via talk wrote: Does it perhaps only apply in the process that issues the command?  That would make it apply when run from the command-line, and (appear to) fail when you run it in a subshell, which

Re: [GTALUG] Command doesn't work in script but works on command line?

2021-11-06 Thread Dave Collier-Brown via talk
Does it perhaps only apply in the process that issues the command? That would make it apply when run from the command-line, and (appear to) fail when you run it in a subshell, which is what happens when you call a script. The man page doesn't say, so try making it a shell function, alsa_me()

Re: [GTALUG] Heads up: Ubuntu 21.10 kills your desktop icons

2021-10-21 Thread Dave Collier-Brown via talk
On 2021-10-20 19:59, Stewart C. Russell via talk wrote: I've just switched to xubuntu. I think it uses XFCE. So far (10 minutes in) it mostly works. It does fail on one thing, though: Let me alt+tab between the windows. The Fedora version of XFCE does support alt-tab between windows.

Re: [GTALUG] Do people have opinions about the Framework modular laptop

2021-10-19 Thread Dave Collier-Brown via talk
On 2021-10-18 16:12, Lennart Sorensen via talk wrote: I would certainly also like to see an AMD option. Although for me the main issue is that a 13.5" laptop has zero interest to me. Too small. Come with a 15" or 17" and I will be interested. My wife has a 15" Mac laptop, and never takes

[GTALUG] Do people have opinions about the Framework modular laptop

2021-10-15 Thread Dave Collier-Brown via talk
I see from Slashdot that it has an app store now: * https://hardware.slashdot.org/story/21/10/14/2110258/modular-framework-laptop-gets-marketplace-for-all-those-modules *

Re: [GTALUG] Vaccination Receipts on Linux

2021-09-20 Thread Dave Collier-Brown via talk
On 2021-09-20 4:36 p.m., Lennart Sorensen via talk wrote: Just because getting it certified is tedious is no excuse for not designing it with that in mind from the start. Making a design that is entirely not suitable is a great way to ensure it will be a lot of work and expensive when you have

[GTALUG] Linux growth (was: Vaccination Receipts on Linux)

2021-09-20 Thread Dave Collier-Brown via talk
On 2021-09-20 4:11 a.m., Evan Leibovitch via talk wrote: as for the issues with Linux accessibility in general. Speaking personally? A much better goal would be raising the profile of Linux as a platform widely used by the public, so that accessibility related surveys and tests will count

Re: [GTALUG] Anyone know of a service to see if someone's pretending to be me?

2021-09-12 Thread Dave Collier-Brown via talk
Thanks, folks: passed on to in-house counsel --dave On 2021-09-12 12:13 p.m., Tim Tisdall via talk wrote: I just checked and found https://www.google.ca/alerts . I have 4 alerts set up but haven't received anything for several years, so I'm not sure how effective it is. However, it's

Re: [GTALUG] Win 11 requirements may be windfall for cheapskate Linux users

2021-08-30 Thread Dave Collier-Brown via talk
On 2021-08-29 4:14 p.m., D. Hugh Redelmeier via talk wrote: Certainly the value proposition of replacing old hardware has never been lower. System capabilities, performance, and price have not been improving quickly since Intel Core's 4th generation. (As I've said before, my main desktop is

Re: [GTALUG] Index Exchanging is adding some entry-level positions

2021-08-24 Thread Dave Collier-Brown via talk
Other teams have entry-level positions as well: * Finance & Analysis has a 6-month contract position of an intern --dave On 2021-08-24 11:30 a.m., David Collier-Brown wrote: [EXTERNAL] This email originated from outside the organization. Do not click links or open attachments unless you

Re: [GTALUG] IX is hiring

2021-06-03 Thread Dave Collier-Brown via talk
the content is safe. That 'splains why the site looked so bad with brave. On 2021-06-02 8:41 p.m., Dave Collier-Brown via talk wrote: Yes: we're a payments processor, and part of the business that delivers annoying ads to websites and gets them paid for them.  It's legit to block us as part

Re: [GTALUG] IX is hiring

2021-06-02 Thread Dave Collier-Brown via talk
Yes: we're a payments processor, and part of the business that delivers annoying ads to websites and gets them paid for them.  It's legit to block us as part of the ad business.  Not as part of the evilness business, mind you, but he's not doing that (;-)) --dave On 2021-06-02 7:06 p.m.,

Re: [GTALUG] You may already have a Windows licence and not know it …

2021-04-14 Thread Dave Collier-Brown via talk
Cool: strings found MSDMU LENOVOTP-GL    # PTEC X-XX-X-X- on my Thinkpad. --dave On 2021-04-13 7:42 p.m., Stewart Russell via talk wrote: If the file /sys/firmware/acpi/tables/MSDM exists (it's read-only to root), there's probably a key embedded in there you can pull out

Re: [GTALUG] interesting article on FreeBSD kernel almost getty dangerous code

2021-03-29 Thread Dave Collier-Brown via talk
On 2021-03-29 3:31 p.m., Lennart Sorensen via talk wrote: On Mon, Mar 29, 2021 at 02:21:06PM -0400, James Knott via talk wrote: When I started using pfsense, about 5 years ago, I was surprised it was using FreeBSD and not Linux.  I also found BSD to be a bit crude, compared to Linux.  The only

Re: [GTALUG] HP Z420 + rx5600 + MSI MAG272CQR ?

2021-02-16 Thread Dave Collier-Brown via talk
Chromium is a */pain/* to build. If you're not being paid to work on it, it's a low-value, high cost effort. This has caused even some folks to reconsider offering it, except as a binary blob with less functionality than the Chrome binary blob. --dave On 2021-02-15 10:55 p.m., Stewart C.

Re: [GTALUG] Fwd: HISTORIC opportunity for cheaper Internet in Toronto

2021-01-29 Thread Dave Collier-Brown via talk
I definitely agree: NB and Nova Scotis have done some work with fixed tariffs for access to public poles... this is a workaround to private duopolies. --dave On 2021-01-29 6:11 p.m., D. Hugh Redelmeier via talk wrote: | From: David Collier-Brown via talk | A proposal for a community

Re: [GTALUG] Fwd: HISTORIC opportunity for cheaper Internet in Toronto

2021-01-29 Thread Dave Collier-Brown via talk
On 2021-01-29 8:05 a.m., Alvin Starr via talk wrote: On 1/28/21 7:18 PM, James Knott via talk wrote: On 2021-01-28 5:45 p.m., David Collier-Brown via talk wrote: A proposal for a community broadband, in Toronto! Several years ago, Toronto Hydro had the same idea.  I  believe they sold

Re: [GTALUG] How do I demonstrate a crappy network?

2021-01-19 Thread Dave Collier-Brown via talk
On 2021-01-19 4:49 p.m., Giles Orr wrote: On Tue, 19 Jan 2021 at 16:21, David Collier-Brown via talk wrote: On 2021-01-19 11:15 a.m., David Collier-Brown wrote: On 2021-01-19 9:56 a.m., Stewart C. Russell via talk wrote: On 2021-01-19 7:19 a.m., David Collier-Brown via talk wrote: What is

Re: [GTALUG] Reverse DNS different that DNS server (reverse is a local address)

2020-11-22 Thread Dave Collier-Brown via talk
Depending on what kind of problems you're seeing, you probably want to do a traceroutefrom a network where you have good performance/reliability to someplace distant (I use slashdot.org (:-)), land then again from the doubtful network. The names you see are sometimes clear... [davecb@miles

Re: [GTALUG] security threats of Open Source

2020-11-21 Thread Dave Collier-Brown via talk
I've seen better coverage but less depth from commercial entities. I just referred a Kobo bug to the in-house counsel, as the assigned support creature could neither understand the problem /nor/ the process. I used to work with their lawyer at Lexis Nexis: that's *not* a common kind of

Re: [GTALUG] The truth is paywalled (was Re: Looks like IBM is planning to eliminate RHEL)

2020-08-07 Thread Dave Collier-Brown via talk
Hmmn, Reuters and Associated Press are middlemen, while NPR, ABC, CBS and the Conversation are "leaf" sites, as are the highly opinionated sites like NYT, WaPo, G, NatPo and Toronto Sta. I wonder if there is a relationship to the "paywallness"? --dave On 2020-08-07 12:48 a.m., Evan

Re: [GTALUG] OpenWRT Upgrade

2020-07-09 Thread Dave Collier-Brown via talk
It's mechanically breakable. I get UFO mac addresses back about an hour after changing the password. Mind you, if I really wanted to block then I'd list my devices as the only ones allowed. --dave On 2020-07-09 9:06 a.m., James Knott via talk wrote: On 2020-07-09 07:57 AM, David Collier-Brown

Re: [GTALUG] YouTube Page

2020-06-16 Thread Dave Collier-Brown via talk
The golang meetups often have remote speakers, at a guess about 1/3. They tend to be short talks, on the order of 30 minutes, and I did see one "poster session" with a single graph. --dave On 2020-06-16 1:37 p.m., Alex Volkov via talk wrote: Hey Ansar, I'm Alex, I'm working with the videos.

Re: [GTALUG] Continuing Printer Woes

2020-05-31 Thread Dave Collier-Brown via talk
On 2020-05-31 6:23 p.m., Peter King via talk wrote: Eric S. Raymond was right about CUPS some fourteen years ago, in his essay "The Luxury of Ignorance" (http://www.catb.org/~esr/writings/cups-horror.html), and things really haven't gotten any better. Here's an update since I last posted about

Re: [GTALUG] I’m obviously way behind in my reading: IBM owns Redhat

2020-05-29 Thread Dave Collier-Brown via talk
On 2020-05-28 6:32 p.m., Russell Reiter via talk wrote: On Thu, May 28, 2020 at 4:53 PM Lennart Sorensen mailto:lsore...@csclub.uwaterloo.ca>> wrote: On Thu, May 28, 2020 at 09:27:09AM -0400, Russell Reiter via talk wrote: Streetcars in Toronto use narrow gauge rails and trucks on the city

Re: [GTALUG] There is a Time Machine Clone for Linux

2020-05-13 Thread Dave Collier-Brown via talk
On 2020-05-12 9:41 p.m., Ivan Avery Frey via talk wrote: https://www.rastersoft.com/programas/cronopete.html I'm happily using "Back in Time", described at https://backintime.readthedocs.io/en/latest/ --dave -- David Collier-Brown, | Always do right. This will gratify System

Re: [GTALUG] [GTALUG-Announce] Meeting Tomorrow

2020-05-12 Thread Dave Collier-Brown via talk
It is easy to install, and trivial to use one of their hosted instances, but the default install is for a small number of users, and if you want to scale out, you need to install a more server-y configuration. --dave On 2020-05-12 11:36 a.m., David Mason via talk wrote: You might want to

Re: [GTALUG] AMD releases 3100 and 3300x

2020-05-09 Thread Dave Collier-Brown via talk
On 2020-05-09 5:41 p.m., Nicholas Krause via talk wrote: Its nice to see 4 cores become mainstream. A lot of programs don't take advantage of the extra threads if you look into it. Actually most desktop programs don't scale pass 2 fast cores including video games. With 4 cores being

Re: [GTALUG] AMD releases 3100 and 3300x

2020-05-09 Thread Dave Collier-Brown via talk
On 2020-05-09 3:17 p.m., D. Hugh Redelmeier via talk wrote: | From: William Park via talk | | On Sat, May 09, 2020 at 08:00:33AM -0400, Dave Collier-Brown via talk wrote: | > I suspect the new low-cost chip is a simplified version of one of the | > four processor cores, and might cost a

Re: [GTALUG] AMD releases 3100 and 3300x

2020-05-09 Thread Dave Collier-Brown via talk
AMD did a major re-architecture, with the server "chips" having four 120-thread actual chips communicating through a system controller, just like an old parallel mainframe. This all fit in one chip carrier: I'd have loved to see how the interconnects worked, but they were pretty closed-mouth

Re: [GTALUG] Laptop recommendations?

2020-05-01 Thread Dave Collier-Brown via talk
We did in my undergraduate program: I wrote a 10-card loader that was 11 cards long (;-)) winning a prize for "you can;t do that!" --dave On 2020-05-01 2:45 p.m., Lennart Sorensen via talk wrote: On Fri, May 01, 2020 at 12:14:11PM -0400, D. Hugh Redelmeier via talk wrote: Yeah. I only used

Re: [GTALUG] Laptop recommendations?

2020-04-30 Thread Dave Collier-Brown via talk
On 2020-04-30 11:37 a.m., Evan Leibovitch via talk wrote: I for one prefer to have my laptops with as few moving (and especially spinning) parts as possible. In the days of half-terabyte USB sticks, having a disk reader inside a laptop is dead space/weight used for archiving/ripping, and

Re: [GTALUG] Data backup recommendations?

2020-04-23 Thread Dave Collier-Brown via talk
I'm using "Back in Time", which is a gui front end to rsync, written to mimic Apple's "Time Machine", and can use remote storage via ssh. --dave On 2020-04-22 9:02 p.m., Gron Arthur via talk wrote: I'm looking for an easy way to backup data? What's good software to use, preferably

Re: [GTALUG] Laptop recommendations?

2020-04-22 Thread Dave Collier-Brown via talk
I have a thinkpad t440p with 32 GB, socketed. They have some slightly slimmer 32 and 64 GB models, which I will look at when I need more memory. --dave On 2020-04-22 4:29 p.m., Mauro Souza via talk wrote: My current 2 laptops are Thinkpads, T430 and T460. My previous ones were Thinkpads too,

[GTALUG] What have people been using for remote meetings?

2020-03-26 Thread Dave Collier-Brown via talk
My work has the usual dreck, plus bluejeans which is passible, but do people have favorites for non-one-to-one work? --dave -- David Collier-Brown, | Always do right. This will gratify System Programmer and Author | some people and astonish the rest dave.collier-br...@indexexchange.com |

Re: [GTALUG] Adding all users to the "disk" group: bad idea, or terrible idea?

2020-02-21 Thread Dave Collier-Brown via talk
A helpful addition would be to bracket the part of the program that does disk IO with setgid(), just like one brackets setuid code. --dave On 2020-02-20 4:11 p.m., Chris Tyler via talk wrote: Stewart, I'm having troubles understanding the author's reply to the SGID suggestion. What I was

Re: [GTALUG] Hardcore sed foo

2019-11-08 Thread Dave Collier-Brown via talk
On 2019-11-08 3:13 p.m., Lennart Sorensen wrote: > On Fri, Nov 08, 2019 at 07:27:47PM +0000, Dave Collier-Brown via talk wrote: >> On 2019-11-08 11:41 a.m., Giles Orr via talk wrote: >> >>> Eyeballing simple regex is hard enough, but mentally parsing out a >>> c

Re: [GTALUG] Hardcore sed foo

2019-11-08 Thread Dave Collier-Brown via talk
On 2019-11-08 11:41 a.m., Giles Orr via talk wrote: > Eyeballing simple regex is hard enough, but mentally parsing out a > complex full line regex that looks like inline garbage without the > benefit of comments isn't something I recommend or appreciate. An early boss described it as

Re: [GTALUG] TekSavvy or Rogers blocking apt user agent

2019-11-06 Thread Dave Collier-Brown via talk
On 2019-11-05 12:13 p.m., Giles Orr via talk wrote: Teksavvy have done something on their end: https://twitter.com/TekSavvyCSR/status/1191486635764068355 Wouldn't it be great if they said WHAT had caused it rather than just "we fixed it?" If you told us the how, we might have more faith that

Re: [GTALUG] Pycon Canada 2019

2019-10-29 Thread Dave Collier-Brown via talk
On 2019-10-28 9:48 p.m., Kevin Cozens via talk wrote: > On 2019-10-28 3:04 p.m., Alex Volkov via talk wrote: >> I'm helping to organize Pycon Canada this year and tickets are now >> available. > > I just saw the price for conference tickets. Ouch! Alas, I've paid more for a vendor conference

Re: [GTALUG] SPF and Anti Forgery

2019-09-20 Thread Dave Collier-Brown via talk
On 2019-09-20 8:55 a.m., ac via talk wrote: > I have noticed something interesting in > the email you just sent to the list, so I have started a new thread... :) > > Your sent email, came in marked as SPAM, and I wondered why... > > yes, it is from Google, who sends a lot of spam, scams etc.

Re: [GTALUG] New Rogers offerings and guest access

2019-09-13 Thread Dave Collier-Brown via talk
On 2019-09-12 11:10 p.m., James Knott via talk wrote: > It has nothing to do with your limit. It's about you paying for service > at your home only. If you check the terms you'll likely find you're not > allowed to share with others. This even applies to those who rent out a > basement

Re: [GTALUG] New Rogers offerings and guest access

2019-09-12 Thread Dave Collier-Brown via talk
On 2019-09-12 9:15 p.m., James Knott via talk wrote: > The modems they provide have guest WiFi available. However, Rogers will > take a dim view of sharing with your neighbours. I have some folks with even worse packages than I, who download things that won't put me over my limit. --dave --

Re: [GTALUG] Unix at 50: How the OS that powered smartphones started from failure | Ars Technica

2019-09-08 Thread Dave Collier-Brown via talk
The Multicians group has commented on this article at length: "puffery after the fact" is probably a kind characterization. --dave (drbrown.t...@hi-multics.arpa) c-b On 2019-09-07 1:53 p.m., James Knott via talk wrote: > A bit of history... > >

Re: [GTALUG] For Chris: Commodore BASIC as a scripting language

2019-08-25 Thread Dave Collier-Brown via talk
On 2019-08-24 10:21 p.m., William Park via talk wrote: > On Tue, Aug 13, 2019 at 10:17:36PM -0400, Stewart Russell via talk wrote: >> This is not a place of honour:. >> >> https://github.com/mist64/cbmbasic >> >> Go do some damage! > You know, BASIC may come back to life in IofT and

Re: [GTALUG] Recommendations for useful laptop suitable for Ubuntu

2019-07-15 Thread Dave Collier-Brown via talk
On 2019-07-15 2:21 p.m., Lennart Sorensen wrote: > On Mon, Jul 15, 2019 at 06:08:35PM +0000, Dave Collier-Brown via talk wrote: >> At Hugh's suggestion, I bought a T440 a while ago. It came with all the >> old connectors (eg, VGA) and the new ones (mini hdmi) and socketed >&g

Re: [GTALUG] Recommendations for useful laptop suitable for Ubuntu

2019-07-15 Thread Dave Collier-Brown via talk
On 2019-07-15 12:41 p.m., Lennart Sorensen via talk wrote: > What my wife's T430 has gone through is nuts while still working. > > Yesterday the (almost) 2 year old was standing on it (it was closed). > Still working, although it appears the chasis may be slightly bent now. > I believe he is

Re: [GTALUG] UofT ssh shutdown?

2019-06-28 Thread Dave Collier-Brown via talk
On 2019-06-28 1:41 p.m., Peter King via talk wrote: Up until 3am on Wednesday, 26 June, I had a solid and reliable way to ssh into the UofT, talking to my computers (three of them) there; they would also provide redundant backup for my data every night. Well, without any warning, suddenly I can

Re: [GTALUG] overflow checking [was Re: A find alternative: fselect]

2019-06-20 Thread Dave Collier-Brown via talk
Lots of checks are being dropped in hardware to allow uniprocessors running sequential programs to run fast. As it happens, we run multiprocessors, mostly running sequential programs. Premature optimization is the root of all evil -- Knuth Do modern languages like Go and Rust need that

Re: [GTALUG] A find alternative: fselect

2019-06-12 Thread Dave Collier-Brown via talk
There are a couple of really odd CLIs in Unix. find(1) is one, and dd(7) is another. dd is pure multics, and find is just weird, with the options and parameters reversed from common practice. Hysterical accident! --dave On 2019-06-12 5:39 p.m., D. Hugh Redelmeier via talk wrote: > | From:

Re: [GTALUG] Question Fodder: Bcache Filesystem

2019-05-15 Thread Dave Collier-Brown via talk
I was using bcache at one point at World Gaming, with a borrowed flash card, but luckily stopped doing so just before a (possibly different) corruption problem. --dave On 2019-05-14 5:12 p.m., Christopher Browne via talk wrote: I just saw a report of corruption problems with bcache in

Re: [GTALUG] reverse engineering

2019-03-29 Thread Dave Collier-Brown via talk
Zylog still builds z80s, albeit in India --dave On 2019-03-29 3:51 p.m., Stewart Russell via talk wrote: On Fri., Mar. 29, 2019, 11:28 Kevin Cozens via talk, mailto:talk@gtalug.org>> wrote: It was just something I noticed. I was partly surprised that ghidra included some older processors in

Re: [GTALUG] Boeing India software engineers

2019-03-13 Thread Dave Collier-Brown via talk
On 2019-03-13 11:22 a.m., Dhaval Giani via talk wrote: > What is this "good stuff" that is moving offshore? From what I can > see, stuff that is higher up the value chain is still in North > America, and is still going to remain here. And for a very simple > economic reason. It costs the same $

Re: [GTALUG] Rogers "Anyplace TV" does not support Firefox

2019-03-11 Thread Dave Collier-Brown via talk
Depends on the company. Some (you can guess who) figure they've got you, and they should minimize their customer support costs by actively pissing people off in order to drive them away. Others, including ones of the size of Sun and above, worry about losing customers. Many need a clue-stick

Re: [GTALUG] optimum swap size

2019-02-27 Thread Dave Collier-Brown via talk
Linux is somewhat unusual in that it dynamically kills large processes when it's running out of memory. You used to have to set limits to get that behavior. Because of it, I run a moderately large swap (~8 GB) and can watch large jobs drive swap usage up. Then I decide if I want them dead.

Re: [GTALUG] Intel Contact Info

2019-02-13 Thread Dave Collier-Brown via talk
I've always found that asking a salesperson is the first step (;-)) They're coin-operated, and so will often refer you to someone helpful, both to avoid spending their time on non-profitable work, and to do things that make the company in general richer. --dave On 2019-02-12 8:45 p.m., nick

Re: [GTALUG] Software to draw illustrations?

2019-02-10 Thread Dave Collier-Brown via talk
For simple stuff, open office draw suffices. --dave On 2019-02-10 2:51 a.m., Chris F.A. Johnson via talk wrote: On Sun, 10 Feb 2019, William Park via talk wrote: Hi all, What software do people use to draw illustrations that you'd see in textbooks or presentations? Eg. data structure, high

Re: [GTALUG] laptop repair in GTA/Markham?

2019-01-09 Thread Dave Collier-Brown via talk
There used to be a good little laptop repair shop at https://goo.gl/maps/APtaLkcY4262 Eglington west of the Allan expressway. I see two little PC places there, but they aren't familiar... Google lists lots of places, including one called "laptopwash.ca" (;-)) --dave On 2019-01-09 10:30 a.m.,

Re: [GTALUG] Dinner tonight?

2018-11-13 Thread Dave Collier-Brown via talk
If we settle on a trial site, I'll see you there, otherwise the usual (;-)) --dave On 2018-11-13 8:11 a.m., Stewart C. Russell via talk wrote: On 2018-11-12 3:20 p.m., D. Hugh Redelmeier via talk wrote: Stewart: could you prune the deadwood from the wiki page?

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