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Dealing with float precision in Javascript [duplicate]
I have a large amount of numeric values y in javascript. I want to group them by rounding them down to the nearest multiple of x and convert the result to a string.
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grep output to show only matching file
What is the option for grep that will allow me only to print the matching file and not the line within a file that matches the criteria?
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C++ Convert string (or char*) to wstring (or wchar_t*)
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Your question is underspecified. Strictly, that example is a syntax error. However, std::mbstowcs is probably what you're looking for.
It is a C-library function and operates on buffers, but here's an easy-to-use idiom, courtesy of TBohne (formerly Mooing Duck):
std::wstring ws(s.size(), L'...
Difference between /res and /assets directories
...to the the list. (This is kind of awkward and introduces opportunities for error if the set of resources changes in the development cycle.) (EDIT: you can retrieve a resource ID by name using getIdentifier, but this loses the benefits of compile-time checking.) Assets can also be organized into a fo...
Run php script as daemon process
... script!
# Note, in this example, if your PHP script returns
# the string "ERROR", the daemon will stop itself.
script
[ $(exec /usr/bin/php -f /path/to/your/script.php) = 'ERROR' ] && ( stop; exit 1; )
end script
Starting & stopping your daemon:
sudo service myphpworker start
sud...
Retrieve filename from file descriptor in C
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edited Jul 27 '09 at 16:05
answered Jul 27 '09 at 15:52
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Implode an array with JavaScript?
Can I implode an array in jQuery like in PHP?
7 Answers
7
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error LNK2019: 无法解析的外部符号_socket，该符号在函数 中被引用 - C/C+...
error LNK2019: 无法解析的外部符号_socket，该符号在函数 中被引用1>NetClient.obj : error LNK2019: 无法解析的外部符号 _closesocket@4，该符号在函数 _main 中被引用1>NetClient.obj : error L...1>NetClient.obj : error LNK2019: 无法解析的外部符号 _closesocket@...
PHP passing $_GET in linux command prompt
...TML with <br /> rather than just \n. This applies to all notices and errors as well, e.g. <b>Notice</b>: Undefined index: testing in <b> ... </b><br />
– bafromca
Jan 19 '16 at 1:59
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Cast Double to Integer in Java
... to int?
– Eran H.
Nov 17 '15 at 17:05
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