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Unknown file type MIME?

...ve to specify a MIME type if the uploaded file has no extension? In other words is there a default general MIME type? 3 Ans...
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How to switch a user per task or set of tasks?

...te a command with sudo privileges ( sudo: yes ) because I'd like to do it for a certain user. Ideally I'd much rather use sudo to switch to that user and execute the commands normally. Because then I won't have to do my usual post commands clean up such as chowning directories. Here's a snippet from...
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python max function using 'key' and lambda expression

... expression to return the instance of type Player having maximum totalScore among the list players . 6 Answers ...
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How do I make a redirect in PHP?

...unction to send a new HTTP header, but this must be sent to the browser before any HTML or text (so before the <!DOCTYPE ...> declaration, for example). header('Location: '.$newURL); 2. Important details die() or exit() header("Location: http://example.com/myOtherPage.php"); die(); Why you s...
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Difference between static and shared libraries?

... Shared libraries are .so (or in Windows .dll, or in OS X .dylib) files. All the code relating to the library is in this file, and it is referenced by programs using it at run-time. A program using a shared library only makes reference to the code that...
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How do I check if a string is unicode or ascii?

...bytes type that holds raw bytes. In Python 2, a string may be of type str or of type unicode. You can tell which using code something like this: def whatisthis(s): if isinstance(s, str): print "ordinary string" elif isinstance(s, unicode): print "unicode string" else: ...
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How do I resolve git saying “Commit your changes or stash them before you can merge”?

I made some updates on my local machine, pushed them to a remote repository, and now I'm trying to pull the changes to the server and I get the message; ...
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bool operator ++ and --

...code I have come across something which has surprised me. It seems C++ supports ++ (increment) for bool, but not -- (decrement). It this just a random decision, or there is some reason behind this? ...
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jQuery set checkbox checked

I already tried all the possible ways, but I still didn't get it working. I have a modal window with a checkbox I want that when the modal opens, the checkbox check or uncheck should be based on a database value. (I have that already working with others form fields.) I started trying to get it c...
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What is the difference between packaged_task and async

While working with the threaded model of C++11, I noticed that 3 Answers 3 ...