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Using a bitmask in C#

... enum: [Flags] public enum Names { None = 0, Susan = 1, Bob = 2, Karen = 4 } Then you'd check for a particular name as follows: Names names = Names.Susan | Names.Bob; // evaluates to true bool susanIsIncluded = (names & Names.Susan) != Names.None; // evaluates to false bool...
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The SQL OVER() clause - when and why is it useful?

... answered Jun 2 '11 at 19:54 Andriy MAndriy M 69.3k1616 gold badges8484 silver badges139139 bronze badges ...
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Maven skip tests

I am using Maven 2.2.1 and to build my project I used this command 8 Answers 8 ...
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Command-line Unix ASCII-based charting / plotting tool

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Mercurial move changes to a new branch

...e rebase extension. Suppose you have a history like this: @ changeset: 2:81b92083cb1d | tag: tip | summary: my new feature: edit file a | o changeset: 1:8bdc4508ac7b | summary: my new feature: add file b | o changeset: 0:d554afd54164 summary: initial This means,...
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How to create a GUID/UUID in Python

... 829 The uuid module, in Python 2.5 and up, provides RFC compliant UUID generation. See the mo...
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overlay two images in android to set an imageview

... 235 You can skip the complex Canvas manipulation and do this entirely with Drawables, using LayerD...
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How do I get the last character of a string?

... 244 The code: public class Test { public static void main(String args[]) { String str...
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What does enumerate() mean?

...t, elem in enumerate(elements): ... print count, elem ... 0 foo 1 bar 2 baz By default, enumerate() starts counting at 0 but if you give it a second integer argument, it'll start from that number instead: >>> for count, elem in enumerate(elements, 42): ... print count, elem ... ...
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Best way to handle list.index(might-not-exist) in python?

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