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C# short/long/int literal format?
...g
var l = 1L; // long
I think that's all... there are no literal specifiers for short/ushort/byte/sbyte
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How can I autoformat/indent C code in vim?
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What is the difference?
– Ton van den Heuvel
Mar 1 '10 at 13:35
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How can I calculate an md5 checksum of a directory?
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Note that the same checksum will be generated if a file gets renamed. So this doesn't truly fit a "checksum which will uniquely identify the directory as a whole" if you consider file layout part of the signature.
– Valentin Milea
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What is the use of a private static variable in Java?
If a variable is declared as public static varName; , then I can access it from anywhere as ClassName.varName . I am also aware that static members are shared by all instances of a class and are not reallocated in each instance.
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Error message 'Unable to load one or more of the requested types. Retrieve the LoaderExceptions prop
...well, that's fine when you are debugging from Visual Studio. But how about if you're web application only throw this error on the production server? even after you set the Copy Local attribute to true.
– Yousi
Oct 16 '14 at 4:47
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How to generate a random alpha-numeric string?
...ric string. In my situation it would be used as a unique session/key identifier that would "likely" be unique over 500K+ generation (my needs don't really require anything much more sophisticated).
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GCD to perform task in main thread
...on the main thread, which happens when the corresponding run loop is run.
If you already are on the main thread, the behaviour is the same: the block is scheduled, and executed when the run loop of the main thread is run.
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How to get the position of a character in Python?
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There are two string methods for this, find() and index(). The difference between the two is what happens when the search string isn't found. find() returns -1 and index() raises ValueError.
Using find()
>>> myString = 'Position of a character'
>>> myString.find('s')...
conversion from string to json object android
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what if the string is an array of JSON objects? Like "[{},{},{}]"
– Francisco Corrales Morales
Jun 17 '14 at 23:18
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Passing an array to a query using a WHERE clause
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The identifiers are still a quoted list, so it comes out as "WHERE id IN ( '1,2,3,4' )", for example. You need to quote each identifier separately, or else ditch the quotes inside the parentheses.
– Rob
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