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Initializing a two dimensional std::vector
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208
Use the std::vector::vector(count, value) constructor that accepts an initial size and a defaul...
How to change a PG column to NULLABLE TRUE?
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answered Jan 27 '11 at 5:30
mu is too shortmu is too short
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VideoRecorder 拓展：前台预览录制 + 后台无预览录制，支持分辨率、码率设...
...否启用闪光灯，默认 false
CameraOrientation
摄像头方向（0/90/180/270），默认自动检测
Quality
视频画质预设，默认 HIGHEST。支持 HIGHEST、LOWEST、720P、1080P、480P、1920x1080 等
BitRate
视频编码码率（bps），默认 0 自动根据分辨率计...
What is the difference between gsub and sub methods for Ruby Strings
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209
The g stands for global, as in replace globally (all):
In irb:
>> "hello".sub('l', '*')...
How to loop over files in directory and change path and add suffix to filename
... .txt files only:
#!/bin/bash
for filename in /Data/*.txt; do
for ((i=0; i<=3; i++)); do
./MyProgram.exe "$filename" "Logs/$(basename "$filename" .txt)_Log$i.txt"
done
done
Notes:
/Data/*.txt expands to the paths of the text files in /Data (including the /Data/ part)
$( ... )...
Attach IntelliJ IDEA debugger to a running Java process
...ree read-only fields. These are options that tell the JVM to open up port 5005 for remote debugging when running your application. Add the appropriate one to the JVM options of the application you are debugging. One way you might do this would be like so:
export JAVA_OPTS="-agentlib:jdwp=transport=...
What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
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Musakkhir Sayyed
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answered Jul 19 '09 at 14:54
Ben GriswoldBen Gris...
Most efficient way to remove special characters from string
...om a string. Allowed characters are A-Z (uppercase or lowercase), numbers (0-9), underscore (_), or the dot sign (.).
24 An...
Is there a difference between /\s/g and /\s+/g?
...g replaced with the empty string because of the +.
However, just like how 0 multiplied by anything else is 0, it seems as if both methods strip spaces in exactly the same way.
If you change the replacement string to '#', the difference becomes much clearer:
var str = ' A B C D EF ';
console.l...
How can I find out what version of git I'm running?
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GarethGareth
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