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Use grep --exclude/--include syntax to not grep through certain files
...s identical.
Note that the star is escaped with a backslash to prevent it from being expanded by the shell (quoting it, such as --include="*.{cpp,h}", would work just as well). Otherwise, if you had any files in the current working directory that matched the pattern, the command line would expand ...
Detect the specific iPhone/iPod touch model [duplicate]
...e (and probably the iPod touch 2nd generation). However, to stop the users from trying to play a multiplayer on an iPod 1st gen and iPhone 2G I need to check for the specific device model.
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Is a DIV inside a TD a bad idea?
...he elements will be sized. The default for a div is to determine its width from its parent, and the default for a table cell is to determine its size depending on the size of its content.
The rules for how a div should be sized is well defined in the standards, but the rules for how a td should be ...
What is ECMAScript?
... He built the core language which was renamed to ECMAScript, which differs from the JavaScript which browser-vendors implement nowadays.
http://en.wikipedia.org/wiki/ECMAScript
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Dynamic cell width of UICollectionView depending on label width
I have a UICollectionView, that loads cells from reusable cell, which contains label. An array provides content for that label. I can resize label width depending on content width easily with sizeToFit. But I cannot make cell to fit label.
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Does the JVM prevent tail call optimizations?
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There is also more discussion in Sun bug #4726340, where the evaluation (from 2002) ends:
I believe this could be done nonetheless, but it is not a small task.
Currently, there is some work going on in the Da Vinci Machine project. The tail call subproject's status is listed as "proto 80%"; ...
Why does Vim save files with a ~ extension?
... a crash you can re-open your file and Vim will restore its previous state from the swap file (which I find helpful, so I don't switch it off).
To switch off automatic creation of backup files, use (in your vimrc):
set nobackup
set nowritebackup
Where nowritebackup changes the default "save" beh...
What does ~~ (“double tilde”) do in Javascript?
...gives:
NOT 4210 = 111111111111111111111111110101012 = -4310
This differs from Math.floor(-43.2) in that negative numbers are rounded toward zero, not away from it. (The floor function, which would equal -44, always rounds down to the next lower integer, regardless of whether the number is positive...
SSO with CAS or OAuth?
...ites (including SO) for authentication, without actually using any service from the OAuth provider.
– Amir Ali Akbari
Oct 24 '13 at 10:40
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In JavaScript, why is “0” equal to false, but when tested by 'if' it is not false by itself?
...es which are equal when operands refer to the same object in memory.
(From Comparison Operators in Mozilla Developer Network)
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