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What are Vertex Array Objects?

...aw it, you'll get an OpenGL error. This is reasonably sane, as in "initialize everything to False/NULL/zero". You only need to glEnableClientState when you set things up. The VAO remembers the enable/disable state for each pointer. Yes the VAO will store glEnableVertexAttribArray and glVertexAttri...
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What should I use Android AccountManager for?

...s > Accounts) to define their credentials Android decides when synchronization can be done via SyncAdapter. This can be good to optimize battery (no sync is done when network is down, for instance) ContentProvider is a convenient way to share data across applications Note: there are other methods...
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Should I use @EJB or @Inject

...wicki 15.8k88 gold badges5454 silver badges7979 bronze badges 4 ...
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How to determine if a number is a prime with regex?

... You said you understand this part, but just to emphasize, the String generated has a length equal to the number supplied. So the string has three characters if and only if n == 3. .? The first part of the regex says, "any character, zero or one times". So basically, is there ...
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Proper practice for subclassing UIView?

...ve the awakeFromNib opportunity to perform custom frame and layout initializations, since when awakeFromNib is called it's guaranteed that every view in the hierarchy has been unarchived and initialized. From the doc of NSNibAwaking (now superseded by the doc of awakeFromNib): Messages to other...
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What does .SD stand for in data.table in R

...o 29.5k1313 gold badges8989 silver badges157157 bronze badges answered Dec 14 '11 at 17:53 Josh O'BrienJosh O'Brien 144k2424 gold ...
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What is the difference between class and instance attributes?

...entry 55.1k44 gold badges3232 silver badges3737 bronze badges 4 ...
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How does lucene index documents?

... think of it as a bit like a hashtable. Terms are generated using an analyzer which stems each word to its root form. The most popular stemming algorithm for the english language is the Porter stemming algorithm: http://tartarus.org/~martin/PorterStemmer/ When a query is issued it is processed thr...
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In HTML5, should the main navigation be inside or outside the element?

...evlin 17.2k44 gold badges5252 silver badges6969 bronze badges 5 ...
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How to create an object for a Django model with a many to many field?

...olmes 1,55422 gold badges1111 silver badges2424 bronze badges answered Aug 9 '11 at 12:43 Daniel HepperDaniel Hepper 24.4k77 gold ...