Hi,
Sam Davis pointed this out on #dorset IRC. A Xenon camera flash near a
Raspberry Pi 2 causes it to freeze. The thread covers the tracking down
of the problem, and was interesting to me from the electronics PoV.
http://www.raspberrypi.org/forums/viewtopic.php?f=28t=99042
Trying not to give
Hi Clive,
It's the DVD text menu showing Mint 17.1 and Memcheck, so booted from
DVD. Select Mint and that's when it goes to blank screen and nothing
more happens.
OK, there's probably a means of using that menu to edit the command line
that boots Mint. Look for splash and quiet. Remove
Hi Clive,
David wrote:
How did you remove the backup? If it was via the GUI then I suspect
it has gone in to the trash folder. ( ~/.local/share/Trash)
That would be my guess. Open a terminal from the Live boot, find and
remove the file from that. Useful commands are
cd dir -- change
Hi Clive,
So the DVD is a good one so why does it not work on the laptop, which
it the same drive it was burned on?
Only thing I can think of, given the DVD starts OK and you get the menu
offering Mint to boot, is to edit its kernel command line and remove
`splash' and `quiet' as I said
Hi Tim,
iptables -A INPUT -p ALL --dport 3977 -j ACCEPT
I suspect it is because you have the protocol as ALL, There are more
protocols than TCP and UDP.
I think David's right; --dport is only valid for some protocols, e.g.
`tcp', so giving `-p all', the default, rules out its use.
Hi Graeme,
I'm thinking of getting one and sharing my 24 monitor with it via a
KDM switch because once I've got it set up I will only need occasional
video access.
The only thing I can think of is it may not see the HDMI monitor when
it's powered up, depending on the KVM, and not output a
Hi, This linuxjobs job posting seems local enough to echo as Altaire are
at Eastleigh, just off M27 J5, but working from home is acceptable with
occasional visits. Cheers, Ralph.
http://mailman.lug.org.uk/pipermail/linuxjobs/2015-January/001149.html
My employer is looking to fill some
Hi Terry,
You might have sorted this by now...
Our IP Address: - Web address 1 - Top level content
- Web address 2 - /sub-directory- Sub-domain 1
etc.
Stephen's pointed you in what's probably the best direction, Apache
configuration and virtual hosts, but
Hi,
CPK Smithies recommends MuseScore for creating sheet music. He had some
Satie on display and was right, it was _Trois Gnossiennes_ I was trying
to recall.
http://musescore.org
https://en.wikipedia.org/wiki/Gnossiennes#Trois_Gnossiennes
Paul was playing with PsychoSynth and in skilled hands
Hi Terry,
Should the parent company URL that is the root content served by the
webserver have access to the child-company subdirectories? Or are
they just an artifact. Google's not too keen on identical content
being repeated so you might want to remove it from the parent.
There's no
Hi,
I've heard of a fledgling Dorset group for those interested in the Ruby
programming language. http://ruby.dorset.io/
Cheers, Ralph.
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New thread:
Hi Clive,
I have 2 files which only have a number similar to 149C6000 with no
extension (that I can see), files are not recognised but info is they
are a 'OLE2 compound document storage'.
Tried adding a known extension but nothing is shown that makes sense.
The only info shown when
Hi Tim,
Andrew wrote:
Tim wrote:
Number Start End Size Type File system Flags
1 32.3kB 1021MB 1021MB primary boot
You can avoid those awkward units, by getting it in bytes, with
sudo parted /dev/sdd unit B print
That then gives
Hi Tim,
After attempting to mount it, have a look at the end of dmesg(1)'s
output for any information from the kernel filesystem modules about
what they did or didn't like.
Strangely my system does not have a dmesg log file, I had a good
search (looked in the normal /var/log/ ) but there
Hi Tim,
I'd like to run multiple commands in Bash:
patch -m patchfile hg diff cd dir make -s
but for audit purposes I'd like each command in the list to be echoed
as run, even better I'd like the Bash prompt to appear too in front of
each line.
$ cat tim
id
date
false
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops or Terry's stuffed
penguin.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
http://dorset.lug.org.uk/wiki/doku.php?id=members#terry_coles
As the first web
Hi Terry,
I fixed my problem by completely removing xrdp from the Pi (including
a purge) and re-installing it.
That seems to match http://ubuntuforums.org/showthread.php?t=1314336 and
the bugs it links to. Something about whether xrdp pulls in vnc4server,
bad, or tightvncserver, good.
There
Hi Terry,
No matter; I'm satisfied that it works well enough to try things out
and I can use SCP and plain ol' network browsing to exchange files if
need be.
Did you see
https://www.raspberrypi.org/documentation/remote-access/vnc/ ?
Cheers, Ralph.
--
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Hi Tim,
The PCI USB card works 99% of the time, the 1% it does not is during
the grub boot up where I get to select the bios, OS or Kernel etc.
Wehn USB first arrived, BIOSes often did not support it, or would only
support it if enabled in the BIOS. Could it be your BIOS is that old
and the
Hi,
The list got a polite email from a Bournemouth recruiter that fills
Linux positions. I'm guessing the list doesn't particuarly want job ads
here? (If you're interested in UK Linux jobs then
https://mailman.lug.org.uk/mailman/listinfo/linuxjobs is one place to
subscribe; that's where I'm
Hi Terry,
On Thursday 04 Jun 2015 10:36:45 TimA wrote:
I think this is a long-standing problem:
http://www.mail-archive.com/dorset%40mailman.lug.org.uk/msg02597.html
I guess I'll have to wait until Ralph has time to upload them.
I think they're still there, 2001 and 2002's, looking at
Hi Terry,
Before doing the sifting, perhaps we should consider the options
given the broken wiki that shows no signs of being fixed.
I've raised the issue with the lug.org.uk admins who happen to be
talking about upgrades to various things at the moment anyway, so
something might happen
Hi Tim,
$ readelf -d /usr/local/gcc-arm-none-eabi-4_9-2015q2/bin/arm-none-eabi-gcc
Dynamic section at offset 0xb20a4 contains 26 entries:
TagType Name/Value
0x0001 (NEEDED) Shared library: [libm.so.6]
0x0001 (NEEDED)
Hi Terry,
Any other ideas?
Why are you calling them DoS? Are they impairing your Internet access?
Cheers, Ralph.
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Hi Terry,
Simon Avery wrote:
Simon Avery, again, wrote:
I don't think these are DDOS attacks.
I tend to agree.
Netgear's firewall is paranoid to the point of uselessness. That
these are coming from known CDN providers reinforces that - it's
not even background noise chatter of
Hi Peter,
Andrew Montgomery-Hurrell wrote:
You could always try https://github.com/get-iplayer/get_iplayer
instead.
That's what I use, and quite a few others I know.
Cheers, Ralph.
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Hi Terry,
The BBC quite often change things meaning an up-to-date script is
required. The -u option will update the script and plugins with later
versions if they're available.
Andrew Montgomery-Hurrell wrote:
I installed the script as described here:
Hi Terry,
That Web GUI makes it all a lot easier.
I've never used it, but IIRC the release notes make it clear it lags the
command line and doesn't keep up with the latest BBC hoops that needs
jumping through for all functionality. So if something doesn't work,
try the command line.
Most of
Hi Graeme,
John Carlyle-Clarke wrote:
It should just be a case of setting share.gemmill.name as a CNAME to
ggemmill.ddns.net.
There may be an advanced DNS editor in 1 1 that allows this. Note
that in DNS terms the . on the end of the target is important,
although their web editor
Hi Peter,
ERROR: get_iplayer was installed using the 'apt' package manager.
Please refer to the package manager documentation.
Perhaps you only removed the get-iplayer package, failing to purge it,
and thus its configuration file remains and that's telling the new
get_iplayer that it was
Hi Terry,
Halfway through I realised that Clonezilla can do a direct partition
to partition copy, which is what I ended up doing.
Yep, saves a second lot of copying.
Anyone know whether I can mount the disc read/write from a live disc?
I've only been able to mount it read-only so far, but
Hi Terry,
1. I plugged both discs into the Optiplex and booted from the old
disc. This worked perfectly.
OK.
2. I used KDE Partition Manager to format the 1TB disc into two
partitions; both bigger than the corresponding / and /home partitions
on the old one, plus a swap partition to suit
Hi Terry,
It's SATA with a separate power connector.
...
I've found some slimline SATA DVD drives online for around £15, but
the blurb on them is not very forthcoming on the physical interfaces
and all the pictures I've found a front view only.
If you were looking at something like the
Hi Terry,
I've tried Ralph's suggestion and filtered on the list ID (this
message will prove if it works or not).
I'm replying just to the list and not to your d-lug address. I normally
do this. Others might not, sending to both. You've told Mailman to
`Avoid duplicate copies of messages?'
Hi Terry,
I'm guessing KMail doesn't recognise d-...@hadrian-way.co.uk as
`you', thinks this email is from terry.j.coles, which it knows *is*
you, and that you've got a blind copy somehow¹. So it makes sense
that to reply you'd be sending to d-...@hadrian-way.co.uk and no one
else.
Hi Terry,
You replied off list, don't know if that was intentional. :-)
So, to prove that, I need a message from someone else writing
direct to my d-lug address.
That worked. Thanks.
...
It's now 3948080.kSRSUfdOZp@jubilee.optiplex. Assuming the
machine is optiplex, I meant more
Hi Peter,
Does anyone know of an organisation that takes used ink-jet and laser
cartridges for recycling.
Have you tried contacting Dorchester's library to see what they do,
perhaps as part of the large council office they're in. That might give
a contact. Alternatively,
Hi Rob,
Welcome to the list.
Let me know your projects.
Erm, trying to keep up with all the new things. :-)
As Terry said, last night was our monthly meeting. That was in
Bournemouth. There are various other tech. groups around Dorset if
you've particular interests, e.g. PHP, or located
Hi Terry,
John Horne wrote:
I set the 'noatime' option in /etc/fstab for the SSD partition(s)
There's also the half-way house of `relatime'; see mount(8).
Cheers, Ralph.
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Hi Peter,
Does the 'tree' utility do what you want?
Thanks Tim, It does exactly what I want. I just need to output it to a
file and remove all the files, leaving the naked tree structure.
Skim its man page as -d shows just directories and it has lots of other
options too.
Cheers, Ralph.
Hi,
Our little #dorset IRC channel heard about 13 used Dell PowerEdge
servers for sale. It mentions shipping, but they are in the
Bournemouth/Poole area for picking up instead. Details in cell A1!
Hi again Terry,
Have you another drive to swap in, or another machine to put this
drive into?
You've already tried other disks, I assume? (Andrew's suggestion on
#dorset.)
Cheers, Ralph.
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Hi Terry,
Any chance cables to the DVD drive were knocked?
I tried removing and reseating them. No change. In any case, I'd
have thought that the machine wouldn't see the drive at all without
good integrity on the connectivity.
My TV sat there with standby lit just fine, but would
Hi Terry,
I then shut down so that I could swap the SATA and power cables from
the SSD to the 320GB disc.
Any chance cables to the DVD drive were knocked?
sudo mount -t auto /dev/sro /media/terry
I get 'mount: no medium found on /dev/sr0'.
Try `dd if=/dev/sr0 of=/dev/null bs=2048' and
Hi Terry,
Here is what I'd like to end up with on the new drive:
sda1/ ext440GB
sda2/home ext4250GB
sda3swapswap8GB
...
I then tried booting into Kubuntu Live and copying each disc partition
as files (I'm not sure it will work for the / partition, but
Hello Just a quick email to introduce myself. Currently running SUSE.
Stephen Bell
Stephen was at the last meeting, up the end of the table with Tim,
Natalie and me, for those of you that were down the other end. :-)
Cheers, Ralph.
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Hi Clive,
sudo rsync -r -a sda3/home sdb4/home
Since source and destination are on the same machine, and you're not
trying to update an old copy to match an original that's since changed,
you may as well use cp(1).
Probably,
sudo cp -a --preserve=all --sparse=always /home /mnt/sdb4/home
Hi Clive,
> XUL RUNNER
> ERROR PLATFORM
> VERSION 41.0.2
> is not compatible with
> MIN VERSION >= 41-0-1
> MAX VERSION < 41.0.1
>
> I have no idea what this means
This may help.
http://kb.mozillazine.org/Browser_will_not_start_up#XULRunner_error_after_an_update
Cheers, Ralph.
--
Next
Hi,
This isn't Linux...
http://irrlichtproject.de/houston/ is using the Texas Instruments TI-82
calculator to produce 1-bit sound, i.e. it's big-banging using one-bit
of an output port connected to a speaker, with a
https://en.wikipedia.org/wiki/Music_tracker user interface. The Youtube
video
Hi Terry,
> > I see by this old message that Terry and some others like VMWare so
> > I thought that I would go for that.
>
> vSphere is the professional system that costs megabucks,
VMware are evil. http://laforge.gnumonks.org/blog/20151029-vmware_gpl/
;-)
I've not used either, but
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops. Terry's won't be
there, so don't look for him, or his stuffed penguin.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
Hi Tim,
> Setting up a raw queue overcomes this.
Another option I've seen is uncommenting "application/octet-stream" in
CUPS's mime.types and mime.convs. This apparently lets the raw data
from Windows through to the printer?
> So the question is, can I have a raw and a non-raw version of the
Hi,
I'd never heard of this, but Terry was passing through at the time.
https://en.wikipedia.org/wiki/1964_Aberdeen_typhoid_outbreak
Haven't seen this, but might be interesting. Marcus du Sautoy spends an
hour looking at algorithms for the layman. 60 minutes. Available for
about another three
Hi Peter
Tim wrote:
> Take a look at rdiff-backup which uses rsync libs. It's possible to
> exclude specific directories (--exclude or --exclude-globbing-filelist).
> If you call it from a daily cronjob you can back up multiple directory
> trees by running it sequentially on those. The most
Hi Peter,
> > > Haven't seen this, but might be interesting. Marcus du Sautoy
> > > spends an hour looking at algorithms for the layman. 60 minutes.
> > > Available for about another three weeks, but get_iplayer could
> > > always just save it to disk until you've spare time.
> > >
, or just do the
> incremental backup on it?
>
> The script looks like this:
>
> # Program to backup /Home/peterm to USB store using rdiff-backup
> # as suggested by Ralph Corderoy
> # October 12 2015.
> # Intention is to do one full backup per year and then monthly
&g
Hi Terry,
> > > Here is the contents of /home/terry, as read from 14.04.
> >
> > Do you mean 15.10?
>
> Both actually, but in 14.04, I can mount the partition that I
> designated for /home in 15.10, so that's what I did.
Ah, got it.
> NAME DISC-ALN DISC-GRAN DISC-MAX DISC-ZERO NAME
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops or Terry's stuffed
penguin.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
http://dorset.lug.org.uk/wiki/doku.php?id=members#terry_coles
As the first web
Hi Terry,
> Here is the contents of /home/terry, as read from 14.04.
Do you mean 15.10?
> The UUID in the prompt is the correct partition for /home that I
> designated during installation:
>
> terry@Optiplex:/media/terry/27d4a9df-0b5a-4ced-af21-9ebdd332e87b/terry$ ls -la
> total 28
>
For those playing along at home, here's Terry's output without it being
wrapped by his email client.
> This is what df O/Ps:
>
> Filesystem 1K-blocksUsed Available Use% Mounted on
> udev 4008084 0 4008084 0% /dev
> tmpfs 8052369388
Hi Terry,
(think 'I, Robot', Azimov's three laws and the dangers of robots that
can think for themselves).
Did you see the _Financial Times_ employment correspondent tweeted about
the VW worker in Germany that was killed recently after entering the
robot's cage?
Hi Natalie,
This was my first meeting in almost a year and I realise I ended up
not talking to most people as I got into a deep conversation at my end
of the table, so apologies.
I seem to lack the social skills to mingle. :-)
The new guy at the end of the table was Nick, for those that
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops or Terry's stuffed
penguin.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
http://dorset.lug.org.uk/wiki/doku.php?id=members#terry_coles
As the first web
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops or Terry's stuffed
penguin.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
http://dorset.lug.org.uk/wiki/doku.php?id=members#terry_coles
As the first web
Hi Terry,
> > LC_ALL=C strace -fe execve ./rp-app-bin
>
> I ran that and got the result at:
>
> http://www.hadrian-way.co.uk/Misc/strace_output.txt
These look odd.
[pid 8184] execve(0x1e43b50, [0x1e43aa0], [/* 0 vars */]) = 0
[pid 8183] +++ killed by SIGKILL +++
[pid 8170]
Hi Terry,
> It's an ELF binary:
>
> terry@Optiplex:/usr/src/sonic-pi-master/app/gui/qt$ ls -la sonic-pi
> -rwxr-xr-x 1 root root 3151986 Sep 7 14:47 sonic-pi
I Googled for that error message and arrived at
https://github.com/samaaron/sonic-pi/blob/master/app/gui/qt/mainwindow.cpp#L652
Combine
Hi Natalie,
> Personally, I don't trust passwords "managers" - what happens if they
> are hacked too?
True. I use gpg(1) with a passphrase, but I realise that's not for
everyone. :-) Something else I do when setting passwords for others
that need to be relayed is to pick from a limited set
Hi Tim,
> Just had a wander through those links and downloaded the GCHQ pdf as
> well, wading through mud with both feet tied together and blindfolded
> seem to springs to mind.
More! _Choosing Secure Passwords_ by Bruce Schneier.
Hi Tim,
> Has anybody used this software http://enpass.io/
Seems likely. ;-)
> Been thinking about some form of password security for a while but
> don't know what software is right to use
The FLOSS http://keepass.info/ for Windows has been around for a long
time. And
Hi Tim,
> Yes I could but as I've found a work-around I think I need to move on
> to some of the other new CUPS problems this release has thrown up.
I found mention of kernel TCP changes causing problems with Edimax
Ethernet/Centronics interfaces, amongst other makes. The workaround was
to set
Hi Terry,
> http://blog.neutrino.es/2013/howto-properly-activate-trim-for-your-ssd-on-linux-fstrim-lvm-and-dmcrypt/
>
> both suggest that using discard leads to sluggardly behaviour and a
> script invoking fstrim in cron.daily will keep the disc spry.
I think that article explains it well.
Hi Tim,
> After the upgrade, print spooling to an old HP Laserjet 6P through an
> Edimax ethernet-Centronics print server stalls (lpd://printer:lpt1).
That a Pi still on CUPS 1.5.3 is odd, as if it isn't the Jessie upgrade
that's broken things.
LPD is an old and simple protocol IIRC. Have you
Hi Terry,
> > B 700MHz 1-core ARM1176JZF-S512MiB
> > Pi 2 900MHz 4-core ARM Cortex-A7 1024MiB
> > Zero 1000MHz 1-core ARM1176JZF-S512MiB
>
> Yes. I was aware of the specs, but I must say that I was very
> surprised at the difference. There is a new graphical
Hi Peter,
> Windows has made corrections to the file system.
...
> E:\.Trash-1000\files>
> I was still told that I had to use manual methods to empty the trash,
> so I downloaded trash-cli, changed to the USB drive and ran
> trash-empty. Trash looks empty.
>
> But still getting this message:
Hi Terry,
> This machine came with a Radeon HD 6350 graphics card
...
> The truth is that the performance of the Radeon Card is dire
At any thing in particular? You're a recent Kubuntu. Have you read
https://help.ubuntu.com/community/RadeonDriver? It seems to think your
Cedar-chipset HD 6350
Hi Terry,
> > At any thing in particular? You're a recent Kubuntu. Have you read
>
> Hmm, I don't quite parse that. Assuming that you meant that I'm a
> recent Kubuntu user, then that is not true, I've been using it since
> approximately 2001!.
I meant "You've", thus the Ubuntu help
Hi Peter,
I'm probably replying too late to be useful, ...
> > Google suggests a KDE can leave file ~/.local/share/Trash/metadata
> > saying a lot of space is used when it isn't. If that's the case
> > here, you can either edit it and change size=123... to size=0, or
> > delete the file. Then
Hi,
It's the pub meet tonight at The Broadway, 8pm-ish. For those that
haven't been before look out for a flip of laptops or Terry's stuffed
penguin. Or perhaps a Pi Zero.
http://dorset.lug.org.uk/wiki/doku.php?id=meetings%3Apub
Hi Clive,
Replying to the list as you probably meant it to go there given I don't
know about Windows!
> Will be there with a small laptop/tablet which I'd like some help with
> please.
> It's an Acer Aspire Switch 10 with M%8.1 but the old couple cann't get
> on with it. I have an external DVD
Hi Terry,
Andrew wrote:
> However for around £10 you can get a GPS receiver module which can be
> connected to the RPi's 3.3v serial pins, which would provide an
> accurate time if it were needed.
If you need all the Zeroes to be in sync, but find they drift apart
after all being turned on at
Hi Tim,
> Two or three years back I designed a UPS to work with a Pi for a
> backup server, communicating over IIC, only to discover that the Pi
> IIC didn't implement pulse stretching.
That's interesting. I found
http://www.advamation.com/knowhow/raspberrypi/rpi-i2c-bug.html detailing
the І²C
Hi Terry,
> we would like to use a Pi Zero to turn lights inside houses on and off
> at intervals and also to dim and brighten the main lights at 'dusk'
> and 'dawn'.
Do dusk and dawn occur repeatedly through the day, or is there any need
to tie in with wall clock time, only there's no real-time
Hi Peter,
> Dorsetforyou have posted a picture of Plessey c 1970.
Link?
Cheers, Ralph.
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New thread: mailto:dorset@mailman.lug.org.uk / CHECK IF YOU'RE REPLYING
Reporting
Hi Terry,
> 2. Not running the tool and almost definitely being compromised if
> they happen to stray onto a rogue site.
Ignoring privacy issues, what's ScriptSafe offering? Is it just
block unwanted content (MVPS HOSTS, hpHOSTS (ad / tracking servers
only), Peter Lowe's HOSTS
Hi Tim,
> From memory it's associated with the way Evince mishandles duplexing
> (ie it treats a non-duplex printer like Laserjet 6P as a duplex
> printer). Try printing a pdf with an even number of pages to confirm -
> you shouldn't get the blank page.
Perhaps this is what I was remembering; I
Hi Clive,
> > > Tonight I tried changing the default reader from Evince to Ocular
> > > and no extra page was printed! To confirm I printed the same file
> > > again with Evince - blank page printed!
Ah, I didn't realise you printed a PDF from a PDF viewer. I thought it
would be from some GUI
Hi,
Peter wrote:
> FYI, Talktalk is down - the whole site - no mail, nothing. Tues 17:00
Status can be followed at https://twitter.com/TalkTalkCare
Cheers, Ralph.
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New
Hi Terry,
> > BTW, someone else has done what I suggested; you may want to
> > subscribe if you've an account.
> > https://github.com/andryou/scriptsafe/issues/6
>
> I don't have a github account.
It's got a few updates now, including from the extensions author, and
links to a related Chrome
Hi Terry,
> It can now:
>
> • Read and change all your data on the websites that you visit
> • Change your privacy-related settings
That extension looks to be abandoned? All I could find was an
explanation for one of those from other similar projects.
Hi Terry,
> It's KMail.
Good. Someone else's problem then. :-)
> - *moved project to Github and updated the links within ScriptSafe
> accordingly*
Ah, did you see any links? Or does that need you to approve running it
first. :-) I found
https://github.com/andryou/scriptsafe/commits/master
Hi Terry,
> > That extension looks to be abandoned?
>
> I don't think so. The Chrome Store at
>
> https://chrome.google.com/webstore/detail/scriptsafe/
> oiigbmnaadbkfbmpbfijlflahbdbdgdf?utm_source=chrome-app-launcher-info-dialog
Is that KMail breaking long links, or Mailman? Here it is
Hi Terry,
> That, of course, has always been the case. It's just that these
> permissions seem to give away much more than they used to.
Perhaps open an issue on that Github project quoting the exact wording
of the privileges, for those that come Googling, and asking for an
explanation to be
Hi Graeme,
> I'm prepared to use a Raspberry Pi if that would be useful
Googling for "video doorbell raspberry pi" turns up a few things. Even
if they're not directly suitable, they should give leads like using
gstreamer. Quite a few cover unlocking the door! But that can be
skipped.
Hi Terry,
> 'Dusk' and 'dawn' are fixed values around 3 to 5 minutes apart so that
> the visitors can see the layout operating at 'night' as well as during
> the 'day'. There is no need to know the real time.
Is there one Pi Zero doing all the lights, or will there be several,
coordinating?
>
Hi Terry,
> > I was thinking your program would need *no* required code to support
> > execution, i.e. a statically linked executable, and no programs to
> > have run before hand to set anything up, e.g. networking, the date,
> > hostname, logging, etc., and thus could be init, and never kick off
Hi Terry,
> I haven't found any examples or documentation that supports the
> hardware PWM capability built in to the Broadcom device yet.
Try Google with "Raspberry Pi Hardware PWM". It turns up things like
http://www.hertaville.com/rpipwm.html for me. Basically, you map the
addresses
Hi Terry,
> ...re-installation of all the original packages using a script
> containing their identities.
...
> Is there another way to create a list of packages that can be passed
> to apt-get, to re-install everything?
dpkg-query(1) is the normal low-level way to list packages and their
Hi Terry,
> > The creator of the scope seems quite open about its workings
...
> > creating a symbolic link to have COM1 access the USB scope in WINE;
> > that's probably an older version of the scope that may have
> > presented a different, serial-port, interface.
>
> Having spent a bit of time
Hi Terry,
> Yes it does, but I'm not sure how that helps in this instance.
I agree, just helps those that come Googling afterwards. :-)
> That's the information needed for someone who wants to write the code
> to communicate with the scope; it still needs the underlying HID
> functionality
Hi Terry,
> http://www.picaxe.com/Hardware/Add-on-Modules/PCB-scope/
Looking at the Resources' tab's PDFs, I think that it's made by
http://www.pdamusician.com/dpscope/
> Bus 001 Device 008: ID 04d8:f891 Microchip Technology, Inc.
That's the microcontroller that does all the work and also
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