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How to install both Python 2.x and Python 3.x in Windows

...I need to use the Python Imaging Library (PIL), ImageMagick, and wxPython, all of which require Python 2.x. 18 Answers ...
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Using [UIColor colorWithRed:green:blue:alpha:] doesn't work with UITableView seperatorColor?

...ur UIColor method requires a float from 0-1, not 0-255. You need to divide all your RGB values by 255.0, as follows: self.tableView.seperatorColor = [UIColor colorWithRed:127.0f/255.0f green:127.0f/255.0f blue:127.0f/255.0f alpha:1.0f]; ...
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Why use try {} finally {} with an empty try block?

...ticed in System.Threading.TimerBase.Dispose() the method has a try{} finally{} block but the try{} is empty. 2 Answer...
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How can I catch a “catchable fatal error” on PHP type hinting?

...assA::method_a() must be an instance of ClassB, instance of ClassA given, called in [...] catched: Argument 1 passed to ClassA::method_a() must be an instance of ClassB, instance of ClassWrong given, called in [...] method_a: ClassB method_a: ClassC done. Old answer for pre-php7 versions: http:/...
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Converting Secret Key into a String and Vice Versa

... throws InvalidParameterException { try { if (Cipher.getMaxAllowedKeyLength("AES") < keysize) { // this may be an issue if unlimited crypto is not installed throw new InvalidParameterException("Key size of " + keysize + " not supported i...
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Paste multiple times

... Clever. 'p' to paste, 'gv' to re-select what was originally selected. 'y' to copy it again. – Amjith Aug 23 '11 at 21:17 ...
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C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?

... I would really recommend using the latter (SingleOrDefault), ToList will retrieve all entries first and then select one – Sander Rijken Sep 8 '11 at 13:51 ...
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javascript node.js next()

...low code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done. See, for example, the code samples here: http://blog.mixu.net/2011/02/02/essential-node-js-patterns-and-snippets/ Let's look at the example you posted: function loadUser(req, ...
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@Transactional(propagation=Propagation.REQUIRED)

... such logical transaction scope can determine rollback-only status individually, with an outer transaction scope being logically independent from the inner transaction scope. Of course, in case of standard PROPAGATION_REQUIRED behavior, all these scopes will be mapped to the same physical transactio...
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json.dumps vs flask.jsonify

...dumps() method will just return an encoded string, which would require manually adding the MIME type header. See more about the jsonify() function here for full reference. Edit: Also, I've noticed that jsonify() handles kwargs or dictionaries, while json.dumps() additionally supports lists and oth...