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What does `kill -0 $pid` in a shell script do?

... answered Jun 13 '12 at 10:16 dwalterdwalter 6,30011 gold badge2626 silver badges3434 bronze badges ...
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How to insert newline in string literal?

... answered Nov 3 '10 at 9:44 Jon SkeetJon Skeet 1211k772772 gold badges85588558 silver badges88218821 bronze badges ...
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One line if statement not working

... answered Sep 30 '10 at 5:01 Nikita RybakNikita Rybak 63.3k2121 gold badges147147 silver badges170170 bronze badges ...
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HTML5 canvas ctx.fillText won't do line breaks?

...ier'; var txt = 'this is a very long text to print'; printAt(c, txt, 10, 20, 15, 90 ); function printAt( context , text, x, y, lineHeight, fitWidth) { fitWidth = fitWidth || 0; if (fitWidth <= 0) { context.fillText( text, x, y ); return; } ...
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How to create default value for function argument in Clojure

...ly default values. (defn string->integer ([s] (string->integer s 10)) ([s base] (Integer/parseInt s base))) Note that assuming false and nil are both considered non-values, (if (nil? base) 10 base) could be shortened to (if base base 10), or further to (or base 10). ...
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How can I use if/else in a dictionary comprehension?

... MarcinMarcin 42.7k1515 gold badges107107 silver badges184184 bronze badges 31 ...
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git: How to diff changed files versus previous versions after a pull?

... answered Mar 11 '10 at 20:14 CascabelCascabel 398k6464 gold badges352352 silver badges307307 bronze badges ...
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Symfony 2: How do I check if a user is not logged in inside a template?

.../providers/… – Ronan Oct 1 '13 at 10:04 16 ...
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Using JQuery to check if no radio button in a group has been checked

... answered Jan 15 '10 at 14:36 Dominic RodgerDominic Rodger 87.2k2828 gold badges185185 silver badges205205 bronze badges ...
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Creating a new column based on if-elif-else condition

.... – prashanth manohar Mar 22 '17 at 10:29 3 You have to use the args parameter of the .apply func...