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How to show line number when executing bash script
...urrently executing).
For example, if your script reads:
$ cat script
foo=10
echo ${foo}
echo $((2 + 2))
Executing it thus would print line numbers:
$ PS4='Line ${LINENO}: ' bash -x script
Line 1: foo=10
Line 2: echo 10
10
Line 3: echo 4
4
http://wiki.bash-hackers.org/scripting/debuggingtips g...
How to get duplicate items from a list using LINQ? [duplicate]
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answered Sep 28 '10 at 9:41
LeeLee
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Passing command line arguments in Visual Studio 2010?
... how to pass command line arguments to my main function in Visual Studio 2010 Express Edition. I want to debug - how do these command line arguments work?
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How do I set a textbox's text to bold at run time?
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edited Jun 21 '10 at 22:58
answered Jun 21 '10 at 22:51
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clear javascript console in Google Chrome
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answered Jun 10 '10 at 4:20
cobbalcobbal
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Select random lines from a file
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Sort the file randomly and pick first 100 lines:
$ sort -R input | head -n 100 >output
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Conditional import of modules in Python
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answered Aug 16 '10 at 19:51
Matt WilliamsonMatt Williamson
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Fill SVG path element with a background-image
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<defs>
<pattern id="img1" patternUnits="userSpaceOnUse" width="100" height="100">
<image href="wall.jpg" x="0" y="0" width="100" height="100" />
</pattern>
</defs>
Adjust the width and height according to your image, then reference it from the path like this:
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Do C# Timers elapse on a separate thread?
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edited Nov 20 '10 at 14:17
answered Sep 17 '09 at 1:36
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Why doesn't Haskell's Prelude.read return a Maybe?
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Edit: As of GHC 7.6, readMaybe is available in the Text.Read module in the base package, along...