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How to check type of variable in Java?
How can I check to make sure my variable is an int, array, double, etc...?
13 Answers
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ArrayBuffer to base64 encoded string
I need an efficient (read native) way to convert an ArrayBuffer to a base64 string which needs to be used on a multipart post.
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How to run a single test with Mocha?
...a to test my JavaScript stuff. My test file contains 5 tests. Is that possible to run a specific test (or set of tests) rather than all the tests in the file?
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pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
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Answer for pydot >= 1.1:
The incompatibility of (upstream) pydot has been fixed by 6dff94b3f1, and thus pydot >= 1.1 will be compatible with pyparsing >= 1.5.7.
Answer applicable to pydot <= 1.0.28:
For anyone else who comes across this, it is due to...
Images can't contain alpha channels or transparencies
... answered Sep 5 '14 at 9:06
brush51brush51
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calling non-static method in static method in Java [duplicate]
...hod is to have an instance of the class containing the non-static method. By definition, a non-static method is one that is called ON an instance of some class, whereas a static method belongs to the class itself.
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How do I instantiate a Queue object in java?
...e is an interface, which means you cannot construct a Queue directly.
The best option is to construct off a class that already implements the Queue interface, like one of the following: AbstractQueue, ArrayBlockingQueue, ArrayDeque, ConcurrentLinkedQueue, DelayQueue, LinkedBlockingQueue, LinkedList...
PHP: If internet explorer 6, 7, 8 , or 9
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This is what I ended up using a variation of, which checks for IE8 and below:
if (preg_match('/MSIE\s(?P<v>\d+)/i', @$_SERVER['HTTP_USER_AGENT'], $B) && $B['v'] <= 8) {
// Browsers IE 8 and below
} else {
// All other browsers
}
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How do you show animated GIFs on a Windows Form (c#)
...howing progress messages as a fairly long process runs. It's a call to a web service so I can't really show a percentage complete figure on a progress bar meaningfully. (I don't particularly like the Marquee property of the progress bar)
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Getting the difference between two sets
... answered Sep 5 '13 at 19:42
Prabhaker APrabhaker A
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