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Proper practice for subclassing UIView?

...Rect , and layoutSubviews . (I'm thinking in terms of setup and teardown callbacks.) In my case, I'm setting up my frame and internal views in layoutSubviews , but I'm not seeing anything onscreen. ...
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What is the difference between class and instance attributes?

...just look in each instance's __dict__ and the class's __dict__. It just usually doesn't matter very much whether immutable types are shared or not. – abarnert Oct 29 '14 at 22:58 1...
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How does lucene index documents?

...links . But i heard that Lucene project has a special stemmer named "Snowball"? Do you heard anything about that ? – M.Amrollahi Apr 9 '10 at 17:44 ...
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What does in XML mean?

...for the parser to interpret as only character data, not markup." Syntactically, it behaves similarly to a comment: <exampleOfAComment> <!-- Since this is a comment I can use all sorts of reserved characters like > < " and & or write things like <foo>&lt...
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Android Endless List

...ling in the middle of the screen? it should only load the next 10 when actually reaching the list bottom. – Matthias Aug 5 '10 at 10:13 9 ...
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Is there any reason for using WebGL instead of 2D Canvas for 2D games/apps?

...d effects are executed faster and are more 'tweakable'. With webGL there really is no limit. Both canvas and webGL are html5 goodies. Usually the devices that support one will support and the other. So, to sum up: merging the drawing API code and the rest (integration): similar ease of use: (...
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Creating a new user and password with Ansible

... parameter. There you'll see that your password must be hashed. - hosts: all user: root vars: # created with: # python -c 'import crypt; print crypt.crypt("This is my Password", "$1$SomeSalt$")' password: $1$SomeSalt$UqddPX3r4kH3UL5jq5/ZI. tasks: - user: name=tset password={...
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What is the aspnet_client folder for under the IIS structure?

... In addition to what others have said, it's usually created by the aspnet_regiis tool, which can be (re-)run by things like Windows Update/AddRemove Windows components/IIS. So sometimes even if you do delete it, it can come back randomly. There may be a way to stop this ...
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Regular expression \p{L} and \p{N}

...This syntax is specific for modern Unicode regex implementation, which not all interpreters recognize. You can safely replace \p{L} by {a-zA-Z} (ascii notation) or {\w} (perl/vim notation); and \p{N} by {0-9} (ascii) or {\d} (perl/vim). If you want to match all of them, just do: {a-zA-Z0-9}+ or {\w\...
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What is the difference between JSON and Object Literal Notation?

... Lets clarify first what JSON actually is. JSON is a textual, language-independent data-exchange format, much like XML, CSV or YAML. Data can be stored in many ways, but if it should be stored in a text file and be readable by a computer, it needs to follow ...