Re: Trivial Pull Requests

On 7/3/2016 5:27 PM, Mathias Lang via Digitalmars-d wrote: Labels can only be applied by contributors, in other words people with merge access. So this is only useful for P.R. made by contributors. I didn't know that. I doubt a contributor seeing a trivial P.R. (made by a non-contributor)

Re: shared not working!

On 07/04/2016 07:16 AM, Hiemlick Hiemlicker wrote: But static isn't per instance, is it? Sure isn't. __gshared isn't either. That means every thread created will have the same value of Paused. Calling Pause will pause all threads. That can't be right. I don't know what exactly you're doing

Re: one-file pure D decoders for vorbis, flac and mp3

On Wednesday, 29 June 2016 at 09:07:18 UTC, ketmar wrote: i decided to make some noise about those, as people may thinking about doing the ports themselves, and effectively double (or triple, or...) the work. so, here they are: * Vorbis decoder[1] (stb_vorbis port), PD; * FLAC decoder[2]

Re: shared not working!

On Monday, 4 July 2016 at 05:08:34 UTC, ag0aep6g wrote: On 07/04/2016 01:20 AM, Hiemlick Hiemlicker wrote: I have thread. It locks up. If I changed from a bool val it is using from shared to __gshared it works. I checked the address inside and outside of the thread and they are different for

Re: shared not working!

On 07/04/2016 01:20 AM, Hiemlick Hiemlicker wrote: I have thread. It locks up. If I changed from a bool val it is using from shared to __gshared it works. I checked the address inside and outside of the thread and they are different for shared and same for __gshared. [...] shared bool

Re: Way to use var instead of auto?

On Sunday, 3 July 2016 at 22:00:39 UTC, MMJones wrote: I like the term var better than auto. Is there a way to alias auto? If you're thinking of var as in JS's var, they're not the same thing. Even if you could alias it I would advise against doing something like that; assume your code

[Issue 16234] New: ICE on opEquals

https://issues.dlang.org/show_bug.cgi?id=16234 Issue ID: 16234 Summary: ICE on opEquals Product: D Version: D2 Hardware: All OS: All Status: NEW Severity: major Priority: P1 Component:

[Issue 16226] -dip25 doesn't work if the return type is not explicit

https://issues.dlang.org/show_bug.cgi?id=16226 --- Comment #2 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/dmd https://github.com/dlang/dmd/commit/0456f3f05909c510d2c2631c4364aaf2876c74ac fix Issue 16226 - -dip25 doesn't work if the return type is

Commit size and Page fault's very large for simple program

version(Windows) void main() { import std.random; while(getchar() != EOF) { auto x = new int[std.random.uniform(100, 1000)]; writeln(""); bThread.Now(); } } more or less, ends up with a huge

Re: Battle-plan for CTFE

On Thursday, 30 June 2016 at 14:26:29 UTC, Stefan Koch wrote: On Thursday, 30 June 2016 at 14:17:30 UTC, Timon Gehr wrote: Sorry, I had missed this. I see you were able to make progress. It's fine. Honestly the hardest thing was to actually get started. Once I see something working the

Re: shared not working!

On Monday, 4 July 2016 at 01:36:00 UTC, Mike Parker wrote: On Sunday, 3 July 2016 at 23:20:35 UTC, Hiemlick Hiemlicker wrote: The only difference is that the thread is a windows CreateThread. I guess D doesn't know about such threads and hence shared doesn't extend across to them? The

Re: D is crap

On Sunday, 3 July 2016 at 17:55:05 UTC, Schrom, Brian T wrote: A semi related experience is that I was using dlangui successfully on the Mac, and ported to a windows system I had and it worked no issues. However, then I tried to deploy to the 1/2 dozen windows setups we have and it segfaults

Re: shared not working!

On Sunday, 3 July 2016 at 23:20:35 UTC, Hiemlick Hiemlicker wrote: The only difference is that the thread is a windows CreateThread. I guess D doesn't know about such threads and hence shared doesn't extend across to them? The runtime doesn't know about external threads, no. You have to

Re: Trivial Pull Requests

On Monday, 4 July 2016 at 00:27:45 UTC, Mathias Lang wrote: Labels can only be applied by contributors, in other words people with merge access. So this is only useful for P.R. made by contributors. I doubt a contributor seeing a trivial P.R. (made by a non-contributor) You should use

[Issue 15936] misleading error message about @disable where there is none

https://issues.dlang.org/show_bug.cgi?id=15936 Mathias Lang changed: What|Removed |Added CC|

Re: VRP and division/remainder by 0

On Monday, 4 July 2016 at 00:58:49 UTC, Jonathan M Davis wrote: I confess that my first thought was that it should just result in an error, since it's obviously wrong, but then you have an error that depends on how good VRP is, which may not be a great idea. Still, I don't see any reason why

Re: VRP and division/remainder by 0

On Sunday, July 03, 2016 23:18:58 deadalnix via Digitalmars-d wrote: > Question is, what should VRP do when the denum range contains 0 ? > > I see 2 way forward: > - 0 will fault, so not yield a result - hardware will fault. It > can be ignored when doing VRP. > - denum with 0 return a full

[Issue 16233] [REG2.069] ICE on wrong code

https://issues.dlang.org/show_bug.cgi?id=16233 --- Comment #3 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/dmd https://github.com/dlang/dmd/commit/5cd44d97235b2ac36e33137f093883d8e64dee5b fix Issue 16233 - ICE on wrong code

[Issue 16233] [REG2.069] ICE on wrong code

https://issues.dlang.org/show_bug.cgi?id=16233 github-bugzi...@puremagic.com changed: What|Removed |Added Status|NEW |RESOLVED

Re: Trivial Pull Requests

Labels can only be applied by contributors, in other words people with merge access. So this is only useful for P.R. made by contributors. I doubt a contributor seeing a trivial P.R. (made by a non-contributor) will label it, instead of just pulling the auto-merge trigger. So I'll stick with

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: I'm sorry many of you have spent your lives working on something that won't amount to much in the real world. A friend asked me yesterday if I feel any kind of fulfillment from my job, like in a religious "this is what I am meant to do"

Re: integral to floating point conversion

On Sunday, 3 July 2016 at 13:41:27 UTC, Ola Fosheim Grøstad wrote: On Sunday, 3 July 2016 at 11:49:15 UTC, Andrei Alexandrescu wrote: Well to be more precise here's what I'm looking for. When you compare an integral with a floating point number, the integral is first converted to floating

VRP and division/remainder by 0

Question is, what should VRP do when the denum range contains 0 ? I see 2 way forward: - 0 will fault, so not yield a result - hardware will fault. It can be ignored when doing VRP. - denum with 0 return a full range for division, union result's range while ignoring 0 and num range for

Trivial Pull Requests

There was a "Trivial" label on dlang/dmd, and I added it to dlang/druntime and dlang/phobos. Please use it to tag trivial pull requests, so that they can be quickly checked and merged. A trivial PR should be: 1. really easy to review 2. highly unlikely to break anything, i.e. its effects

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: 10. Most user contributed D packages are outdated. They simply don't work anymore due to all the language changes. This is the only point in the rant that I can agree with. I've been stung a few times by dub dependencies preventing me

[Issue 2444] structs should allow calling the normal blitting function when overriding opAssign

https://issues.dlang.org/show_bug.cgi?id=2444 Mathias Lang changed: What|Removed |Added Status|NEW |RESOLVED

[Issue 16233] [REG2.069] ICE on wrong code

https://issues.dlang.org/show_bug.cgi?id=16233 Walter Bright changed: What|Removed |Added Keywords|ice |ice-on-valid-code,

[Issue 16233] [REG2.069] ICE on wrong code

https://issues.dlang.org/show_bug.cgi?id=16233 ag0ae...@gmail.com changed: What|Removed |Added Keywords||ice CC|

[Issue 16233] New: ICE on wrong code

https://issues.dlang.org/show_bug.cgi?id=16233 Issue ID: 16233 Summary: ICE on wrong code Product: D Version: D2 Hardware: All OS: All Status: NEW Severity: major Priority: P1 Component:

Re: Way to use var instead of auto?

On 07/04/2016 12:00 AM, MMJones wrote: I like the term var better than auto. Is there a way to alias auto? no

Way to use var instead of auto?

I like the term var better than auto. Is there a way to alias auto?

Re: D is crap

On Sunday, 3 July 2016 at 21:23:56 UTC, D wrote: Have you read Christopher Alexander's `A Pattern Language`? It applies not only to architecture, computer programming, compilers, etc but life itself. I hope not. It is an opinionated book on what they thought were good aspects of

Re: D is crap

Sometimes I idly wonder what would have happened if D were available in the 80's. Sort of like if you put a modern car for sale in the 1960's. Sure, but that violates causality and means nothing. Instead, lets go into the future, which we can do(with our minds at least), and see what D

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: Sorry, I've spend the last month trying my best to get simple shit done. At every turn there is some problem that has to be dealt with that is unrelated to my actual work. Be it the IDE, debugging, the library, or user shared code, it

Re: D is almost the exact language I need...

On Sunday, 3 July 2016 at 08:01:45 UTC, Ola Fosheim Grøstad wrote: even then a language like Whiley is more advanced. Whiley has a floating type system with static typing where you can write Typo, not «floating type system», but flow-typing:

[Issue 16230] core.atomic.atomicLoad removes shared from aggregate types too eagerly

https://issues.dlang.org/show_bug.cgi?id=16230 ag0ae...@gmail.com changed: What|Removed |Added Keywords||pull

Re: Implementing a cache

On Saturday, 2 July 2016 at 12:10:28 UTC, qznc wrote: With AA cache eviction is inefficient. It requires to sort the keys of the AA with respect to a field in the value. Stack No, you just need the hash of the key in the object for many types of hash-tables. There are many solutions, but here

Re: D is crap

On 7/2/16 11:27 PM, Walter Bright via Digitalmars-d wrote: > Thanks for taking the time to write this. Let me see if I can help. > > This is true. I'm interested in which of these have caused you problems. > Naturally, people in the forum are going to debate the edge cases, as they do > in >

Re: Program locked at joinAll and sched_yield

On Sunday, 3 July 2016 at 18:25:32 UTC, tcak wrote: Well, I actually have found out about the issue, and solved it a different way. I put memory limit on the process for testing. At some point, due to memory limitation, thread.start() method fails. But, this method cannot recover the system

Re: D is almost the exact language I need...

On 07/03/2016 01:31 AM, Walter Bright via Digitalmars-d wrote: On 7/3/2016 12:21 AM, Charles Hixson via Digitalmars-d wrote: I do wish that phobos included a D wrapper around SQLite, There was one recently announced. Thanks. I missed the announcement. I'd also like to be able to depend

Re: Implementing a cache

On Sunday, 3 July 2016 at 17:15:32 UTC, Lodovico Giaretta wrote: To avoid the ~= operator and reallocations of the cache array, you could impose a max number of cache entries, preallocate the array and use it as a circular buffer. Here's a simple ring buffer I use, feel free to take it

Re: Program locked at joinAll and sched_yield

On Sunday, 3 July 2016 at 17:19:04 UTC, Lodovico Giaretta wrote: On Friday, 1 July 2016 at 12:02:11 UTC, tcak wrote: I have my own Http Server. Every request is handled by a thread, and threads are reused. I send 35,000 request (7 different terminals are sending 5000 requests each) to the

[Issue 16229] [Win64] Crash when generating huge symbols

https://issues.dlang.org/show_bug.cgi?id=16229 github-bugzi...@puremagic.com changed: What|Removed |Added Status|NEW |RESOLVED

[Issue 16229] [Win64] Crash when generating huge symbols

https://issues.dlang.org/show_bug.cgi?id=16229 --- Comment #2 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/dmd https://github.com/dlang/dmd/commit/5abf564bc6b852acd386e2e4b7a433ec9339c762 fix issue 16229: don't use alloca for huge symbols

Re: unit-threaded v0.6.19 - preliminary support for property-based testing

On Saturday, 2 July 2016 at 18:21:10 UTC, Atila Neves wrote: http://code.dlang.org/packages/unit-threaded After merging code from Robert's fork I added some support for property-based testing. There's no shrinking yet and user-defined types aren't supported. Right now most if not all

[Issue 16232] std.experimental.logger.core.sharedLog isn't thread-safe

https://issues.dlang.org/show_bug.cgi?id=16232 --- Comment #2 from ag0ae...@gmail.com --- (In reply to Robert Schadek from comment #1) > There is nothing we can do about user defined code We have to accommodate for it. sharedLog suggests that it takes care of thread safety, but it doesn't.

[Issue 16232] std.experimental.logger.core.sharedLog isn't thread-safe

https://issues.dlang.org/show_bug.cgi?id=16232 Robert Schadek changed: What|Removed |Added CC||rburn...@gmail.com ---

Re: Program locked at joinAll and sched_yield

On Friday, 1 July 2016 at 12:02:11 UTC, tcak wrote: I have my own Http Server. Every request is handled by a thread, and threads are reused. I send 35,000 request (7 different terminals are sending 5000 requests each) to the server again and again (each of them lives for short). Anyway,

Re: Implementing a cache

On Sunday, 3 July 2016 at 16:03:51 UTC, qznc wrote: On Saturday, 2 July 2016 at 12:21:14 UTC, Lodovico Giaretta wrote: On Saturday, 2 July 2016 at 12:10:28 UTC, qznc wrote: Alternatively, any better idea to implement the cache? I guess there is no off-the-shelf/dub solution. For now, I

[Issue 15970] C++ mangling of templated arg type

https://issues.dlang.org/show_bug.cgi?id=15970 --- Comment #2 from Guillaume Chatelet --- I meant to point at this test: https://github.com/gchatelet/dmd/blob/new_cpp_mangling2/test/mangling/t0020.d --

[Issue 15970] C++ mangling of templated arg type

https://issues.dlang.org/show_bug.cgi?id=15970 --- Comment #1 from Guillaume Chatelet --- FYI this is mangled correctly in https://github.com/gchatelet/dmd/blob/new_cpp_mangling2. It is not yet ready to for a PR though. --

[Issue 16232] New: std.experimental.logger.core.sharedLog isn't thread-safe

https://issues.dlang.org/show_bug.cgi?id=16232 Issue ID: 16232 Summary: std.experimental.logger.core.sharedLog isn't thread-safe Product: D Version: D2 Hardware: All OS: All Status: NEW

[Issue 16142] Adding a dtor / postblit (even disabled) forces opAssign

https://issues.dlang.org/show_bug.cgi?id=16142 --- Comment #4 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/phobos https://github.com/dlang/phobos/commit/dbb412d49ce76e1bf939ee5dd8fb10093e27bdbe Issue 16142 - Enable test for disabled recursive

Re: Implementing a cache

On Saturday, 2 July 2016 at 12:21:14 UTC, Lodovico Giaretta wrote: On Saturday, 2 July 2016 at 12:10:28 UTC, qznc wrote: Alternatively, any better idea to implement the cache? I guess there is no off-the-shelf/dub solution. For now, I settled for a sorted array of cache entries plus an AA to

Re: integral to floating point conversion

On Sunday, 3 July 2016 at 11:49:15 UTC, Andrei Alexandrescu wrote: Well to be more precise here's what I'm looking for. When you compare an integral with a floating point number, the integral is first converted to floating point format. I.e. for long x and double y, x == y is the same as

[Issue 16231] New: Language specification: rename std.regexp -> std.regex

https://issues.dlang.org/show_bug.cgi?id=16231 Issue ID: 16231 Summary: Language specification: rename std.regexp -> std.regex Product: D Version: D2 Hardware: All OS: All Status: NEW Severity: trivial

[Issue 16230] New: core.atomic.atomicLoad removes shared from aggregate types too eagerly

https://issues.dlang.org/show_bug.cgi?id=16230 Issue ID: 16230 Summary: core.atomic.atomicLoad removes shared from aggregate types too eagerly Product: D Version: D2 Hardware: All OS: All Status:

[Issue 15831] IFTI voldemort type exploding bloat

https://issues.dlang.org/show_bug.cgi?id=15831 --- Comment #10 from Rainer Schuetze --- > What's left to be done, apart from PR 5904, before PR 5855 can be merged? The PR fails because it seems there are some issues with building shared libraries. In addition, a number of

Re: integral to floating point conversion

On 07/03/2016 05:52 AM, Guillaume Boucher wrote: On Sunday, 3 July 2016 at 09:08:14 UTC, Ola Fosheim Grøstad wrote: On Saturday, 2 July 2016 at 20:17:59 UTC, Andrei Alexandrescu wrote: So what's the fastest way to figure that an integral is convertible to a floating point value precisely (i.e.

Re: D is crap

On Sunday, 3 July 2016 at 11:20:14 UTC, bachmeier wrote: What is "real world software development"? Of course it is exactly what I happen to do and it is done exactly the way I do it. Nobody uses scripting languages, nobody uses Python, all programming is web development, real development is

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: I'm sorry many of you have spent your lives working on something that won't amount to much in the real world. It was a valiant effort. Maybe it will seed new languages that will actually work and have the tooling to be useful. D itself

[Issue 15831] IFTI voldemort type exploding bloat

https://issues.dlang.org/show_bug.cgi?id=15831 --- Comment #9 from ZombineDev --- Thanks, Rainer! That's really great. What's left to be done, apart from PR 5904, before PR 5855 can be merged? --

Re: integral to floating point conversion

On Sunday, 3 July 2016 at 09:52:38 UTC, Guillaume Boucher wrote: This is the correct answer for another definition of "precisely convertible", not the one Andrei gave. True, I see now that he actually asked for unique representation, not precisely convertible.

Re: D is crap

On Sunday, 3 July 2016 at 09:42:35 UTC, Guillaume Piolat wrote: The fact is that rants about D complain about more and more elaborated and "end-userish" issues. For example, if we look back to the "Angry Emo D Rant" from 2010. http://dlang.group.iteye.com/group/topic/20404 Of the 17

Re: integral to floating point conversion

On Sunday, 3 July 2016 at 09:08:14 UTC, Ola Fosheim Grøstad wrote: On Saturday, 2 July 2016 at 20:17:59 UTC, Andrei Alexandrescu wrote: So what's the fastest way to figure that an integral is convertible to a floating point value precisely (i.e. no other integral converts to the same floating

Re: D is crap

On Sunday, 3 July 2016 at 09:42:35 UTC, Guillaume Piolat wrote: People now expects an experience without surprise.

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: I'm sorry but it seems too much focus on enhancements while there are too many bugs and lack of tools to actually do anything useful. I'm sorry if this hurts some of you guys feelings but it is fact that D sucks as a whole. A modern

[Issue 15831] IFTI voldemort type exploding bloat

https://issues.dlang.org/show_bug.cgi?id=15831 --- Comment #7 from Rainer Schuetze --- https://github.com/dlang/dmd/pull/5855 yields these symbols: _D13testexpansion__T1sTiZ1@FiZ6Result3fooMFNaNfZv _D13testexpansion__T1sTS0@__T1@TiZ1@FiZ6ResultZ1@F%0Z2@3fooMFNaNfZv

[Issue 16228] Insufficient diagnostics for wrong application of DIP25

https://issues.dlang.org/show_bug.cgi?id=16228 --- Comment #4 from Dicebot --- Also: is `return ref` supposed to work with @trusted exactly the same as with @safe? --

[Issue 16229] [Win64] Crash when generating huge symbols

https://issues.dlang.org/show_bug.cgi?id=16229 Rainer Schuetze changed: What|Removed |Added Keywords||pull --- Comment #1

Re: integral to floating point conversion

On Saturday, 2 July 2016 at 20:17:59 UTC, Andrei Alexandrescu wrote: So what's the fastest way to figure that an integral is convertible to a floating point value precisely (i.e. no other integral converts to the same floating point value)? Thanks! -- Andrei If it is within what the mantissa

[Issue 16229] New: [Win64] Crash when generating huge symbols

https://issues.dlang.org/show_bug.cgi?id=16229 Issue ID: 16229 Summary: [Win64] Crash when generating huge symbols Product: D Version: D2 Hardware: x86_64 OS: Windows Status: NEW Keywords: ice-on-valid-code

Re: -dip25 switch: time to make it always on?

On 02/07/16 14:00, Walter Bright wrote: I don't understand why it would be a language burden. One can argue that every new keyword (this happens to reuse two existing keywords) or every new feature is burden. -- /Jacob Carlborg

Re: D is crap

reactions are as expected - dumb. nice signature.

Re: integral to floating point conversion

On Saturday, 2 July 2016 at 20:30:03 UTC, Walter Bright wrote: On 7/2/2016 1:17 PM, Andrei Alexandrescu wrote: So what's the fastest way to figure that an integral is convertible to a floating point value precisely (i.e. no other integral converts to the same floating point value)? Thanks! --

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: Sorry, I've spend the last month trying my best to get simple shit done. At every turn there is some problem that has to be dealt with that is unrelated to my actual work. Be it the IDE, debugging, the library, or user shared code, it

Re: D is almost the exact language I need...

On 7/3/2016 12:21 AM, Charles Hixson via Digitalmars-d wrote: I do wish that phobos included a D wrapper around SQLite, There was one recently announced. I'd also like to be able to depend on class finalizers being called. Sometimes I wrap a class in a struct just so I can depend on the

Re: D is crap

On Sunday, 3 July 2016 at 07:48:39 UTC, ketmar wrote: On Sunday, 3 July 2016 at 07:04:58 UTC, Ola Fosheim Grøstad wrote: 3. Improve on it for 3-10 years without changing the functionality. if i want to use "stable language", i know where to download C89 compiler. That's ok for spare time

Re: D is almost the exact language I need...

On Sunday, 3 July 2016 at 07:21:15 UTC, Charles Hixson wrote: portable. And I really like having garbage collection, and especially the syntax that it enables. I was just considering a hash table (associative array) in C++, and realized that I had to either allocate on the heap, or I couldn't

Re: D is crap

On Sunday, 3 July 2016 at 07:04:58 UTC, Ola Fosheim Grøstad wrote: 3. Improve on it for 3-10 years without changing the functionality. if i want to use "stable language", i know where to download C89 compiler.

Re: D is almost the exact language I need...

FWIW, I feel that the elaboration of the template language doesn't serve me well. That's my use case, so I try to ignore it as much as possible, but phobos has been re-written to be much less intelligible to me. I'm sure that many people find the inclusion of ranges into everything useful,

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: Sorry, I've spend the last month trying my best to get simple shit done. At every turn there is some problem that has to be dealt with that is unrelated to my actual work. Be it the IDE, debugging, the library, or user shared code, it

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: Sorry, I've spend the last month trying my best to get simple shit done. At every turn there is some problem that has to be dealt with that is unrelated to my actual work. Be it the IDE, debugging, the library, or user shared code, it

Re: D is crap

On Sunday, 3 July 2016 at 06:42:23 UTC, ketmar wrote: small summary of the starting post: "i am an idiot, and i can't use D. of course, you all guilty of my idiocity." No, it is the result of beta-quality. You see the same reaction in other languages/frameworks when they claim to be

Re: D is crap

small summary of the starting post: "i am an idiot, and i can't use D. of course, you all guilty of my idiocity."

Re: D is crap

On Sunday, 3 July 2016 at 04:37:02 UTC, D is crap wrote: Basically there is no great IDE for D, in fact, there is none. They are all general purpose IDE's that have been configured to compile D code. Great! Except they don't work well because they wern't designed for D. (e.g., template

Re: [OT] Checked opCast

On Sunday, 3 July 2016 at 00:57:04 UTC, Timon Gehr wrote: How do you decide what 'redundant work' is? Is this combination of branches and type casts really particularly cheap to execute? He just provided an example, so preserving the essence of the logic for all kinds of U and T is

Re: D is crap

Thanks for taking the time to write this. Let me see if I can help. On 7/2/2016 9:37 PM, D is crap wrote: 1. The language is not completely well defined. While the language itself contains many nice features and what makes D appealing, too many features are cobbled together and don't completely