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How can I produce an effect similar to the iOS 7 blur view?

...backgroundColor = [UIColor clearColor]; UIToolbar* bgToolbar = [[UIToolbar alloc] initWithFrame:myView.frame]; bgToolbar.barStyle = UIBarStyleDefault; [myView.superview insertSubview:bgToolbar belowSubview:myView]; share ...
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Forward declaration of a typedef in C++

... +1 in the end because while you technically can't "forward-typedef" (i.e. you can't write "typedef A;"), you can almost certainly accomplish what the OP wants to accomplish using your trick above. – j_random_hacker Apr 30 '09...
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How do I set the size of Emacs' window?

... (progn ;; use 120 char wide window for largeish displays ;; and smaller 80 column windows for smaller displays ;; pick whatever numbers make sense for you (if (> (x-display-pixel-width) 1280) (add-to-list 'default-frame-alist (cons 'width 120)) (add-to-list ...
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How do I globally configure RSpec to keep the '--color' and '--format specdoc' options turned on

... One can also use a spec_helper.rb file in all projects. The file should include the following: RSpec.configure do |config| # Use color in STDOUT config.color = true # Use color not only in STDOUT but also in pagers and files config.tty = true # Use the s...
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How do I remove an item from a stl vector with a certain value?

...n for stl vector, and noticed there was no method on the vector class that allowed the removal of an element with a certain value. This seems like a common operation, and it seems odd that there's no built in way to do this. ...
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What's the difference between assignment operator and copy constructor?

...grants you for free, so it would not make much sense to implement them manually. If you have one of these two, it's likely that you are manually managing some resource. In that case, per The Rule of Three, you'll very likely also need the other one plus a destructor.) ...
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How to get the current directory in a C program?

...been looking at opendir() and telldir() , but telldir() returns a off_t (long int) , so it really doesn't help me. 6...
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How to print an exception in Python?

...rint the exception, it is better to use print(repr(e)); the base Exception.__str__ implementation only returns the exception message, not the type. Or, use the traceback module, which has methods for printing the current exception, formatted, or the full traceback. – Martijn Pi...
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Parse JSON in C#

...lizeObject(object o); This are already part of Json.NET so you can just call them on the JsonConvert class. Link: Serializing and Deserializing JSON with Json.NET Now, the reason you're getting a StackOverflow is because of your Properties. Take for example this one : [DataMember] public st...
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A non well formed numeric value encountered

...atetime description into a Unix timestamp (integer): date("d", strtotime($_GET['start_date'])); share | improve this answer | follow | ...