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Checking if sys.argv[x] is defined

... David WoleverDavid Wolever 123k7676 gold badges297297 silver badges462462 bronze badges ...
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How to compare only date components from DateTime in EF?

... Craig StuntzCraig Stuntz 123k1212 gold badges244244 silver badges266266 bronze badges ...
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How to create PDFs in an Android app? [closed]

... @kape123 nice sense of humour :-) – AZ_ Feb 7 '13 at 12:35 10 ...
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How do I scroll to an element using JavaScript?

...of Apr-16, it works under Opera and Chrome too. – lvr123 Apr 18 '16 at 9:05 2 When using this sol...
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How to set a cookie for another domain

...an image on domain A. <img src="http://www.example.com/cookie.php?val=123" style="display:none;"> And then on domain B that is example.com in cookie.php you'll have the following code: <?php setcookie('a', $_GET['val']); ?> Hattip to Subin ...
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How to scp in Python?

What's the most pythonic way to scp a file in Python? The only route I'm aware of is 14 Answers ...
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gdb fails with “Unable to find Mach task port for process-id” error

... In Snow Leopard and later Mac OS versions, it isn't enough to codesign the gdb executable. You have to follow this guide to make it work: http://www.opensource.apple.com/source/lldb/lldb-69/docs/code-signing.txt The guide explains how to do it for lldb,...
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How to replace case-insensitive literal substrings in Java

... I mean two things: 1. "blÁÜ123".replaceAll("(?i)bláü") does not replace anything. 2. "Sentence!End".replaceAll("(?i)Sentence.") does maybe replace more than anticipated. – stracktracer Apr 11 '12 at 11:54 ...
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How to get everything after a certain character?

...e, then substr grabs everything from that index plus 1, onwards. $data = "123_String"; $whatIWant = substr($data, strpos($data, "_") + 1); echo $whatIWant; If you also want to check if the underscore character (_) exists in your string before trying to get it, you can use the following:...
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Singleton: How should it be used

...ee cargo cult programmer in wikipedia) In user interface widgets It is supposed to be a cache In strings In Sessions I can go all day long How to create the best singleton: The smaller, the better. I am a minimalist Make sure it is thread safe Make sure it is never null Make sure it is created onl...