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Is there any Rails function to check if a partial exists?
...f exception thrown in the partial. IMHO this makes it harder to track down errors.
– Matt
Aug 26 '11 at 20:25
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Eclipse Optimize Imports to Include Static Imports
Is there anyway to get Eclipse to automatically look for static imports? For example, now that I've finally upgraded to Junit 4, I'd like to be able to write:
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How to find where gem files are installed
...y handy as you can use it to grep or edit files:
grep -R 'Internal server error' "$(gem path thin)"
subl "$(gem path thin)"
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How do I set the size of Emacs' window?
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– Greg Hendershott
Jan 1 '13 at 16:05
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There's a minor artifact with this method (and with othe...
Getting a better understanding of callback functions in JavaScript
...nctions, as well as node.js for all async functions (nodejs usually passes error and data to the callback). Looking into their source code would help!
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Objective-C: difference between id and void *
...tor in the context, likely casting on the way in and way out.
Fragile and error prone, but the only way.
Blocks solve this -- Blocks are closures for C. They are available in Clang -- http://llvm.org/ and are pervasive in Snow Leopard (http://developer.apple.com/library/ios/documentation/Performa...
How to use transactions with dapper.net?
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Is it necessary to explicitly roll back on error or does System.Transactions handle that automatically?
– Norbert Norbertson
Oct 3 '17 at 12:30
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What is the volatile keyword useful for?
...hronized keyword with a variable is illegal and will result in compilation error. Instead of using the synchronized variable in Java, you can use the java volatile variable, which will instruct JVM threads to read the value of volatile variable from main memory and don’t cache it locally.
If a var...
CSS technique for a horizontal line with words in the middle
...arko ZDarko Z
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How can I maintain fragment state when added to the back stack?
... footprint), then there is high possibility you end up with the OutOfMemoryError since all of the fragments holds rootview reference and GC cant collect it. I think the better approach is to inflate the view all the time (and let Android system handle its view creation/destroying) and onActivityCrea...