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\d is less efficient than [0-9]
I made a comment yesterday on an answer where someone had used [0123456789] in a regular expression rather than [0-9] or \d . I said it was probably more efficient to use a range or digit specifier than a character set.
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Sockets: Discover port availability using Java
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David SantamariaDavid Santamaria
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NSUserDefaults not cleared after app uninstall on simulator
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7 Answers
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Why in C++ do we use DWORD rather than unsigned int? [duplicate]
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Also note unsigned int does not necessary have the range 0 to 4,294,967,295. See here.
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How to delete multiple values from a vector?
... <- sample (1 : 10)
> remove <- c (2, 3, 5)
> a
[1] 10 5 2 7 1 6 3 4 8 9
> a %in% remove
[1] FALSE TRUE TRUE FALSE FALSE FALSE TRUE FALSE FALSE FALSE
> a [! a %in% remove]
[1] 10 7 1 6 4 8 9
Note that this will silently remove incomparables (stuff like NA or ...
Unknown provider: $modalProvider
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This kind of error occurs when you write in a dependency for a controller, service, etc, and you...
“please check gdb is codesigned - see taskgated(8)” - How to get gdb installed with homebrew code si
I'm under osx 10.8.4 and have installed gdb 7.5.1 with homebrew (motivation get a new gdb with new features such as --with-python etc... )
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Can I catch multiple Java exceptions in the same catch clause?
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This has been possible since Java 7. The syntax for a multi-catch block is:
try {
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} catch (IOException | SQLException ex) {
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}
Remember, though, that if all the exceptions belong to the same class hierarchy, you can simply catch that base exce...
Do git tags get pushed as well?
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answered Jun 7 '10 at 8:48
eevareevar
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