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What is for Python what 'explode' is for PHP?
...']
>>> s.partition(' ')
('Rajasekar', ' ', 'SP def')
str.split and str.partition
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Convert array of strings to List
... another solution? One that is more elegant than looping through the array and adding each element to this List (which is no problem; I'm just wondering if there is a better solution for learning purposes)?
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What is the difference between AF_INET and PF_INET in socket programming?
What is the difference between AF_INET and PF_INET in socket programming?
7 Answers
7
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Write to UTF-8 file in Python
...odecs.BOM_UTF8 is a byte string, not a Unicode string. I suspect the file handler is trying to guess what you really mean based on "I'm meant to be writing Unicode as UTF-8-encoded text, but you've given me a byte string!"
Try writing the Unicode string for the byte order mark (i.e. Unicode U+FEFF)...
How does C compute sin() and other math functions?
I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation of sin() and other math functions... they always seem to be referencing something else.
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Finding child element of parent pure javascript
... document.querySelectorAll('.parent .child1');
The difference between qS and qSA is that the latter returns all elements matching the selector, while the former only returns the first such element.
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CSS display:table-row does not expand when width is set to 100%
I'm having a bit of a problem. I'm using FireFox 3.6 and have the following DOM structure:
5 Answers
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symbolic link: find all files that link to this file
...is the only good way:
find -L / -samefile path/to/foo.txt
On the other hand, if you are just trying to find links to any file that happens to be named foo.txt, then something like
find / -lname foo.txt
or
find . -lname \*foo.txt # ignore leading pathname components
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Using braces with dynamic variable names in PHP
...t $variableName between {} :
${$variableName} = $value;
Using {} is only mandatory when the name of your variable is itself a composition of multiple values, like this :
${$variableNamePart1 . $variableNamePart2} = $value;
It is nevertheless recommended to always use {}, because it's more readable...
Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
...ster.
If you really care, compile with assembler output for your platform and look to see.
It doesn't matter. This never matters. Write your infinite loops however you like.
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