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[ :Unexpected operator in shell programming [duplicate]
...ting partially wrong I meant two things. First, the problem is not in Bash vs sh syntax, both can call [ command correctly. It is in syntax of the [ command parameters, which is not sh’s business. Second, Bash is overkill for such a job, especially when a much simpler solution exists. This is not ...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
I have come across a situation (which I think is weird but is possibly quite normal) where I use the EntityManager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table.
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Skip List vs. Binary Search Tree
I recently came across the data structure known as a skip list . It seems to have very similar behavior to a binary search tree.
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Visual Studio: How can I see the same file in two separate tab groups?
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VS 2013 made it simpler - Window -> Split
– Bakudan
Dec 17 '15 at 10:57
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to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...fto-drawrect-or-not-to-drawrect-when-should-one-use-drawrect-core-graphics-vs-su%23new-answer', 'question_page');
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Hidden Features of Visual Studio (2005-2010)?
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I saw this being sold as a feature for VS 2010, but I just tried it in VS 2008 and it worked. I'm flabbergasted. this is amazingly usefull!
– DaveDev
Sep 5 '10 at 22:58
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Can I “multiply” a string (in C#)?
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Thanks - I wasn't thinking properly about 3.0 vs 3.5. As to why not just use a loop, surely that's the whole essence of the functional vs imperative debate? I posted a .net 4 answer lower down which I think is not too bad in the 'functional cleverness' vs 'looping obvi...
Comparison of Android networking libraries: OkHTTP, Retrofit, and Volley [closed]
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Update:
Android Async vs Volley vs Retrofit performance benchmarks (milliseconds, lower value is better):
(FYI above Retrofit Benchmarks info will improve with java NIO support because the new version of OKhttp is dependent on NIO Okio library)...
What is the difference between 127.0.0.1 and localhost
...main Socket, as stated here: stackoverflow.com/questions/3715925/localhost-vs-127-0-0-1
– Don Viegues
Sep 21 '14 at 13:12
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How to append something to an array?
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community wiki
24 revs, 22 users 18%Jack Bashford
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