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How does the Windows Command Interpreter (CMD.EXE) parse scripts?

... 201 We performed experiments to investigate the grammar of batch scripts. We also investigated dif...
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Python List vs. Array - when to use?

...ray.array is also a reasonable way to represent a mutable string in Python 2.x (array('B', bytes)). However, Python 2.6+ and 3.x offer a mutable byte string as bytearray. However, if you want to do math on a homogeneous array of numeric data, then you're much better off using NumPy, which can automa...
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Storing SHA1 hash values in MySQL

...racters. But if you use 8 bit per character, you would only need a 160/8 = 20 character long field. So I recommend you to use BINARY(20) and the UNHEX function to convert the SHA1 value to binary. I compared storage requirements for BINARY(20) and CHAR(40). CREATE TABLE `binary` ( `id` int un...
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Assign variable in if condition statement, good practice or not? [closed]

... 120 I wouldn't recommend it. The problem is, it looks like a common error where you try to compare ...
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Sorting data based on second column of a file

... You can use the sort command: sort -k2 -n yourfile -n, --numeric-sort compare according to string numerical value For example: $ cat ages.txt Bob 12 Jane 48 Mark 3 Tashi 54 $ sort -k2 -n ages.txt Mark 3 Bob 12 Jane 48 Tashi 54 ...
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Generic List - moving an item within the list

...ially what the ObservableCollection does in it's own Move method. UPDATE 2015-12-30: You can see the source code for the Move and MoveItem methods in corefx now for yourself without using Reflector/ILSpy since .NET is open source. ...
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How to clone git repository with specific revision/changeset?

... 211 UPDATE 2 Since Git 2.5.0 the feature described below can be enabled on server side with config...
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Keep only first n characters in a string?

... | edited Apr 12 '14 at 11:37 andrewb 4,80266 gold badges3030 silver badges5151 bronze badges ...
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Replacement for deprecated sizeWithFont: in iOS 7?

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Add an element to an array in Swift

... answered Jun 2 '14 at 20:33 Mick MacCallumMick MacCallum 122k4040 gold badges273273 silver badges274274 bronze badges ...