:: Re: [DNG] Latest DNG software guide…
Página Principal
Delete this message
Reply to this message
Autor: Steve Litt
Data:  
Para: dng
Assunto: Re: [DNG] Latest DNG software guide (20210807) now available
tito via Dng said on Sun, 8 Aug 2021 08:56:54 +0200

>On Sat, 7 Aug 2021 16:59:03 -0400
>Steve Litt <slitt@???> wrote:
>
>> Hi all,
>>
>> As you know, the people on the DNG Devuan mailing list are developing
>> documentation on how to make safe, resilient, maintainable and
>> efficient software.
>>
>> The latest revision of this documentation can be downloaded, as a
>> TGZ, at
>>
>> http://troubleshooters.com/linux/presentations/golug_software_guide_20210807.tgz
>>
>> This revision incorporates the input from the 8/4/2021 GoLUG meeting.
>> It can be downloaded with a simple wget command. Please make sure the
>> directory into which you downloaded the .tgz has no existing
>> golug_software_guide directory, or else moves and deletions won't be
>> respected.
>>
>> Thanks,
>>
>> SteveT
>>
>> Steve Litt
>> Spring 2021 featured book: Troubleshooting Techniques of the
>> Successful Technologist http://www.troubleshooters.com/techniques
>
>Hi,
>its great I never believed (as self-taught C programmer) to get into
>such document!!!
>
>Some additions that came to my mind while reading it:
>
>Universal and complete error handling
>        Handling every error is ultimately the right thing to
>    do But sometimes it interferes with the pace of development
>            Which can lead to forgetting the algorithm
>    you're working on

>
>            +My compromise: write your algorithm (sized so
>    that it fits your screen)
>                  +than go back and ask yourself what happens if this
> step fails for every line.
>                  + A side effect is that it helps (me) to optimize
> code size, and makes clear
>                  + every side aspect of that so clever looking code
> (which most of the
>                  + is not so clever at all in its first iterations).

>
>        Minimizing the tradeoff:
>            Make comment every time you omit error
>    handling, come back later to put it in Make a few error
>    handling functions to make error handling trivial

>
>                + Compilers often offer macros like gcc's  _FILE_,
> _FUNCTION_,  _LINE_ that
>                + make it easier to detect where  that error message
> came from.

>            
>                 In C, use assert() and come back later to change it
> to real error handling. 


Thanks Tito,

Ultimately, I couldn't quite understand what you were saying and didn't
know where to put it within the current outline, so I left it out for
the time being. Let's revisit your points later.

Thanks,

SteveT

Steve Litt
Spring 2021 featured book: Troubleshooting Techniques of the Successful
Technologist http://www.troubleshooters.com/techniques