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boost::flat_map and its performance compared to map and unordered_map
... (using a cpuid instruction to flush the pipeline, and calling it at least 3 times at the beginning of the program to stabilize it).
2) RDTSC accuracy measure
I also recommend doing this:
u64 g_correctionFactor; // number of clocks to offset after each measurement to remove the overhead of the m...
Position a CSS background image x pixels from the right?
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background-position: right 30px center;
It works in most browsers. See: http://caniuse.com/#feat=css-background-offsets for full list.
More information: http://www.w3.org/TR/css3-background/#the-background-position
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Use PHP to create, edit and delete crontab jobs?
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crontab command usage
usage: crontab [-u user] file
crontab [-u user] [ -e | -l | -r...
What is a ViewModelLocator and what are its pros/cons compared to DataTemplates?
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How to install grunt and how to build script with it
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answered Mar 29 '13 at 22:41
QorbaniQorbani
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Here's the working code. Works in desktop and mobile browsers. hope it helps. thanks for every...
What is the purpose of a plus symbol before a variable?
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Windows batch: formatted date into variable
...that contain the individual parts, would be:
for /f %%x in ('wmic path win32_localtime get /format:list ^| findstr "="') do set %%x
set today=%Year%-%Month%-%Day%
Much nicer than fiddling with substrings, at the expense of polluting your variable namespace.
If you need UTC instead of local time,...
Custom HTTP Authorization Header
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The format defined in RFC2617 is credentials = auth-scheme #auth-param. So, in agreeing with fu...
Types in MySQL: BigInt(20) vs Int(20)
...values than can be stored in their respective number of bytes. That means 232 values in an INT and 264 values in a BIGINT.
The 20 in INT(20) and BIGINT(20) means almost nothing. It's a hint for display width. It has nothing to do with storage, nor the range of values that column will accept.
Pr...