Why C++ compiles slowly

Nick Sabalausky a at a.a
Wed Aug 25 21:38:12 PDT 2010


"Era Scarecrow" <rtcvb32 at yahoo.com> wrote in message 
news:i54qi9$1d2g$1 at digitalmars.com...
> == Quote from Walter Bright (newshound2 at digitalmars.com)'s article
>> Steven Schveighoffer wrote:
>> >> Just goes to show how useful a profiler is.
>> >
>> > Yes, I'm glad you pushed me to do it.  Looking forward to the fix.
>> The two secrets to writing fast code are:
>> 1. using a profiler
>> 2. looking at the assembler output of the compiler
>> In my experience, programmers will go to astonishing lengths to avoid 
>> doing
>> those two, and will correspondingly expend hundreds of hours "optimizing" 
>> and
>> getting perplexing results.
>
>  There are also those who are not programmers, and don't know what they 
> are doing
> in the first place. A couple years back i was hired as part of a 'rural
> our-sourcing' experiment where they took people in the local area who had 
> _some_
> technical potential. They would then be hired out cheaper than experienced
> programmers. We went through a 14 week course for Java boot camp. Out of 
> 24 I was
> the only one who knew anything about programming. Through the course they 
> weren't
> told anything about profiling, looking at assembly language, or using a 
> debugger.
> They were taught the absolute minimum. I watched several when the program 
> wouldn't
> compile or work right they would randomly make changes trying to get the 
> code to work.
>
>  Be afraid. Be very afraid.

>From what I've seen, you get essentially the same results from most HR 
depts. The worst applicants always seem to look the best to the HR folks and 
vice versa.




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