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How different is Objective-C from C++? [closed]
...ey aren't "named parameters", but "interleaved parameters". Named and "keyword arguments" lead to confusion of thinking that some subset of the method name may be omitted. It cannot.
– bbum
Mar 15 '10 at 7:04
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SVG fill color transparency / alpha?
...sparent" seems to work in modern browsers. But it didn't work in Microsoft Word (for Mac), I had to use fill-opacity="0".
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__proto__ VS. prototype in JavaScript
... add the properties and methods in that way, then when you used the new keyword to create an instance, the properties and methods wouldn't be copied over.
– doubleOrt
Sep 7 '17 at 21:22
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Linux find file names with given string
...in a different way; if you can sum up what you're trying to achieve in one word, there's a mighty fine help feature on Linux.
man -k <your search term>
What that does is to list all commands that have your search term in the short description. There's usually a pretty good chance that you ...
jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...w.utf8-chartable.de/ for all of them
edit: please excuse my misuse of the word backticks in the comments. I meant backslash. My point here is that in the event you have nested strings inside other strings, I think it can be more useful and readable to use unicode instead of lots of backslashes to...
Why use a READ UNCOMMITTED isolation level?
..., make any rough estimates (like COUNT(*) or rough SUM(*)) etc.
In other words, the results the dirty read queries return are fine as long as you treat them as estimates and don't make any critical decisions based upon them.
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How is the Linux kernel tested ?
...hey use some kind of unit testing, build automation?
In classic sense of words, no.
E. g. Ingo Molnar is running the following workload:
1. build new kernel with random set of config options
2. boot into it
3. goto 1
Every build fail, boot fail, BUG or runtime warning is dealt with. 24/7.
Multip...
Can I call memcpy() and memmove() with “number of bytes” set to zero?
...ve seen are in assembly, and try to copy most of the bits using the native word size (e.g. uint32_t on x86), but that doesn't change the substance of the answer: it's a while loop that doesn't need great calculations before starting, so the check is already done.
– Matteo Itali...
Initializing a member array in constructor initializer
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The first two words of my sentence are In C++03, ...
– Roger Pate
Oct 31 '10 at 7:21
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Are loops really faster in reverse?
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The key word is "can be". Your unrolled loop might also be slower than the original one. When optimizing, always measure so you know exactly what impact your changes had.
– jalf
Oct 30 '12 at 11...