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Why is std::map implemented as a red-black tree?
...Red-Black tree more efficient in this aspect of the re-balancing stage and one of the possible reasons that it is more commonly used.
Red-Black trees are used in most collection libraries, including the offerings from Java and Microsoft .NET Framework.
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Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
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There's an old trick to do this with only one comparison/branch. Whether it'll really improve speed may be open to question, and even if it does, it's probably too little to notice or care about, but when you're only starting with two comparisons, the chances of a hu...
How to set the java.library.path from Eclipse
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But how does this work if you have more than one folder to add?
– Dan
Jun 30 '10 at 11:57
2
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Similar to jQuery .closest() but traversing descendants?
...ry .closest() but for traversing descendants and returning only closest ones?
16 Answers
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How to format all Java files in an Eclipse project at one time?
...t working. My eclipse was only formatting css and Html files, but not JAVA ones.
Then, I located this answer that explains this:
You must add Java Facet to the project to allow Java classes to be detected by Eclipse formatter
Then, you should check on PROJECT-PROPERTIES-PROJECT FACETS and act...
Custom domain for GitHub project pages
I have a gh-pages branch in one of my http://github.com repos. The GitHub project pages works fine if I go to http://myuser.github.com/myrepo
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On duplicate key ignore? [duplicate]
... @Derrick would you consider changing the accepted answer to this one for future searchers? Would be better to have the safer solution as the accepted one for those referencing this very question.
– damianb
Mar 14 '13 at 20:02
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Is there a native jQuery function to switch elements?
... this way is inserted elsewhere, it will be moved before the target (not cloned)".
– Ridcully
Jan 11 '12 at 15:55
12
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Is #pragma once a safe include guard?
...eason not to use a standard #ifndef include guard. It works just fine. The one caveat is that GCC didn't support #pragma once before version 3.4.
I also found that, at least on GCC, it recognizes the standard #ifndef include guard and optimizes it, so it shouldn't be much slower than #pragma once.
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What is this operator in MySQL?
... Not at all; <=> takes two operands whereas IS (NOT) NULL only takes one; big difference ... it's as useful as = itself in that respect.
– Ja͢ck
Feb 21 '14 at 8:20
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