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Why is #!/usr/bin/env bash superior to #!/bin/bash?

...or example, on my OpenBSD system, it's in /usr/local/bin, since it was installed as an optional package. If you are absolutely sure bash is in /bin and will always be, there's no harm in putting it directly in your shebang—but I'd recommend against it because scripts and programs all have lives b...
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how to unit test file upload in django

... Henning is technically correct -- this would be more of an integration test -- doesn't actually matter until you get into more complex code bases maybe even with an actual test team – Alvin May 2 '17 at 1...
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How do I capture SIGINT in Python?

...f KeyboardInterruptException is implemented as a SIGINT handler or if it really only catches Ctrl+C presses, but either way, using a signal handler makes your intent explicit (at least, if your intent is the same as OP's). More importantly though, with a signal you don't have to wrap try-catches ar...
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Is it possible to forward-declare a function in Python?

...rwards is impossible, what about defining it in some other module? Technically you still define it first, but it's clean. You could create a recursion like the following: def foo(): bar() def bar(): foo() Python's functions are anonymous just like values are anonymous, yet they can be ...
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How do I expire a PHP session after 30 minutes?

...ms with filesystems where atime tracking is not available. So it additionally might occur that a session data file is deleted while the session itself is still considered as valid because the session data was not updated recently. And second: session.cookie_lifetime session.cookie_lifetime ...
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AngularJS $http and $resource

I have some web services that I want to call. $resource or $http , which one should I use? 10 Answers ...
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C# Ignore certificate errors?

... Add a certificate validation handler. Returning true will allow ignoring the validation error: ServicePointManager .ServerCertificateValidationCallback += (sender, cert, chain, sslPolicyErrors) => true; ...
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File Upload ASP.NET MVC 3.0

...maxRequestLength="x" /> in your web.config, where x is the number of KB allowed for upload. – rsbarro May 22 '11 at 20:33 86 ...
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what is faster: in_array or isset? [closed]

... value until it finds a match. Being an opcode, it has less overhead than calling the in_array built-in function. These can be demonstrated by using an array with values (10,000 in the test below), forcing in_array to do more searching. isset: 0.009623 in_array: 1.738441 This builds on Jason...
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Debugging Package Manager Console Update-Database Seed Method

... Here is similar question with a solution that works really well. It does NOT require Thread.Sleep. Just Launches the debugger using this code. Clipped from the answer if (!System.Diagnostics.Debugger.IsAttached) System.Diagnostics.Debugger.Launch(); ...