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ICollection Vs List in Entity Framework
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edited Oct 5 '11 at 2:22
answered Oct 5 '11 at 1:59
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How to sort a list in Scala by two fields?
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rows.sortBy(r => (r.lastName, r.firstName))
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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...
Differences between distribute, distutils, setuptools and distutils2?
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As of March 2020, most of the other answers to this question are several years out-of-date. When you come across advice on Python packaging issues, remember to look at the date of publication, and don't trust out-of-date information.
Th...
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...
Add an element to an array in Swift
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answered Jun 2 '14 at 20:33
Mick MacCallumMick MacCallum
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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?
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UPDATE 2 Since Git 2.5.0 the feature described below can be enabled on server side with config...
Keep only first n characters in a string?
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edited Apr 12 '14 at 11:37
andrewb
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