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How to use double or single brackets, parentheses, curly braces
...] A non-standard & obsolete version of $(( expression )) [1]
[1] http://wiki.bash-hackers.org/scripting/obsolete
Curly Braces
${variable} Parameter substitution
${!variable} Indirect variable reference
{ command1; command2; ...
Cannot hide status bar in iOS7
... does not work, if you are using UIImagePickerController in the app.
from http://www.openfl.org/developer/forums/general-discussion/iphone-5ios-7-cant-hide-status-bar/, mgiroux's solution
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How do I check if a type provides a parameterless constructor?
I'd like to check if a type that is known at runtime provides a parameterless constructor. The Type class did not yield anything promising, so I'm assuming I have to use reflection?
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Check if a class is derived from a generic class
I have a generic class in my project with derived classes.
16 Answers
16
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How to easily map c++ enums to strings
I have a bunch of enum types in some library header files that I'm using, and I want to have a way of converting enum values to user strings - and vice-versa.
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Display current date and time without punctuation
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Facebook share link without JavaScript
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You could use
<a href="https://www.facebook.com/sharer/sharer.php?u=#url" target="_blank">Share</a>
Currently there is no sharing option without passing current url as a parameter. You can use an indirect way to achieve this.
Create a ...
Getting the difference between two sets
So if I have two sets:
7 Answers
7
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Facebook Open Graph not clearing cache
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Go to http://developers.facebook.com/tools/debug
Enter the URL following by fbrefresh=CAN_BE_ANYTHING
Examples:
http://www.example.com?fbrefresh=CAN_BE_ANYTHING
http://www.example.com?postid=1234&fbrefresh=CAN_BE_ANYTHING
O...
Undefined reference to `pow' and `floor'
I'm trying to make a simple fibonacci calculator in C but when compiling gcc tells me that I'm missing the pow and floor functions. What's wrong?
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