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Rails server says port already used, how to kill that process?
... 3000 (which is what webrick normally uses), type this in your terminal to find out the PID of the process:
$ lsof -wni tcp:3000
Then, use the number in the PID column to kill the process:
$ kill -9 PID
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PHP and Enumerations
...PHP doesn't have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion features could understand.
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How to delete multiple buffers in Vim?
Assuming I have multiple files opened as buffers in Vim. The files have *.cpp , *.h and some are *.xml . I want to close all the XML files with :bd *.xml . However, Vim does not allow this (E93: More than one match...).
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How do I ignore a directory with SVN?
...at I don't need under source control. How can I ignore the whole directory/folder with SVN?
23 Answers
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The smallest difference between 2 Angles
...en 2 angles in the range -PI -> PI around a coordinate, what is the value of the smallest of the 2 angles between them?
9 A...
count (non-blank) lines-of-code in bash
In Bash, how do I count the number of non-blank lines of code in a project?
18 Answers
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What's better to use in PHP, $array[] = $value or array_push($array, $value)?
What's better to use in PHP for appending an array member,
10 Answers
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How can I return the current action in an ASP.NET MVC view?
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edited Apr 29 '16 at 14:40
Amirhossein Mehrvarzi
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How To Auto-Format / Indent XML/HTML in Notepad++
Is there a way to re-indent a block of code? I'm looking for something similar to Ctrl + Shift + F in Eclipse (Auto-Format/Indent).
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How to redirect output to a file and stdout
In bash, calling foo would display any output from that command on the stdout.
10 Answers
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