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Curly braces in string in PHP

...ax echo "This works: {$arr['key']}"; // Works echo "This works: {$arr[4][3]}"; // This is wrong for the same reason as $foo[bar] is wrong outside a string. // In other words, it will still work, but only because PHP first looks for a // constant named foo; an error of level E_NOTICE (undefined c...
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Django. Override save for model

... 139 Some thoughts: class Model(model.Model): _image=models.ImageField(upload_to='folder') ...
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How to hide UINavigationBar 1px bottom line

... For iOS 13: Use the .shadowColor property If this property is nil or contains the clear color, the bar displays no shadow For instance: let navigationBar = navigationController?.navigationBar let navigationBarAppearence = UINa...
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Why is GHC so large/big?

... Simon MarlowSimon Marlow 12.5k33 gold badges3939 silver badges3232 bronze badges ...
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NoClassDefFoundError: android.support.v7.internal.view.menu.MenuBuilder

...h appcompat v21 # see https://code.google.com/p/android/issues/detail?id=78377 -keep class !android.support.v7.internal.view.menu.**,android.support.** {*;} Credit goes to the google group, #138. Old answer (Temporary Workaround): It happens in a project where I use an spinner in the ActionBar. M...
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How to use the C socket API in C++ on z/OS

... | edited Jan 28 '13 at 3:45 madth3 6,84166 gold badges4343 silver badges6767 bronze badges answe...
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Determine whether an array contains a value [duplicate]

...t yourself – RaYell Jul 25 '09 at 8:36 7 you should use a typed comparison with === to be compati...
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Python: fastest way to create a list of n lists

... edited Oct 28 '19 at 15:53 answered Apr 1 '11 at 20:31 Sve...
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How to manually expand a special variable (ex: ~ tilde) in bash

... | edited May 23 '17 at 12:10 Community♦ 111 silver badge answered Oct 18 '10 at 21:59 ...
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c#: getter/setter

...ate the equivalent of the following simple implementation: private string _type; public string Type { get { return _type; } set { _type = value; } } share | improve this answer |...