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How to modify a global variable within a function in bash?

...alise that if you just run the function without assigning it to a variable all the global variables within it will update. Instead of returning a string array, why not just update the string array in the function then assign it to another variable after the function has finished ? ...
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How to use pull to refresh in Swift?

...lf.tableView.reloadData() and self.refreshControl?.endRefreshing() in the callback? – Qian Chen Dec 6 '15 at 19:58 Exa...
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How to make an OpenGL rendering context with transparent background?

Rendering contexts usually have a solid color on the background (black or whatever, see the image below): 9 Answers ...
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Deserialize JSON with C#

I'm trying to deserialize a Facebook friend's Graph API call into a list of objects. The JSON object looks like: 10 Answ...
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How to make an array of arrays in Java

Hypothetically, I have 5 string array objects: 4 Answers 4 ...
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What is the difference between #import and #include in Objective-C?

... decent header files protect themselves against this anyway, so it's not really that much of a benefit. Basically, it's up to you to decide which you want to use. I tend to #import headers for Objective-C things (like class definitions and such) and #include standard C stuff that I need. For exampl...
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Turn off autosuggest for EditText?

Is there a way to programmatically turn off that autosuggest list which pops up as you type in EditText? 14 Answers ...
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What is the use of the @ symbol in PHP?

...om error handler function with set_error_handler() then it will still get called, but this custom error handler can (and should) call error_reporting() which will return 0 when the call that triggered the error was preceded by an @... ...
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Removing the fragment identifier from AngularJS urls (# symbol)

... Can you set it so this fallsback to using # in IE? Is it as simple as just wrapping $locationProvider.html5Mode(true); in if !(IE lt 10) ? – Andy Hayden Aug 14 '13 at 15:07 ...
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std::wstring VS std::string

... on a wchar_t. char vs. wchar_t char is supposed to hold a character, usually an 8-bit character. wchar_t is supposed to hold a wide character, and then, things get tricky: On Linux, a wchar_t is 4 bytes, while on Windows, it's 2 bytes. What about Unicode, then? The problem is that neither char ...