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What is the purpose of the : (colon) GNU Bash builtin?
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12 Answers
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Check if string begins with something? [duplicate]
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Use stringObject.substring
if (pathname.substring(0, 6) == "/sub/1") {
// ...
}
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How to change background color in android app
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19 Answers
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Is effective C++ still effective?
...al functions? Factor parameter-independent code out of
templates? (Items 13, 22, 35, and 44.) Yes, yes, yes, yes! My goal has
always been for Effective C++'s table of contents to summarize the
advice in the book, and that summary remains just as applicable to
C++0x development as to “tradi...
Breaking out of a nested loop
...urn to exit back to the main code.
// goto
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
goto Foo; // yeuck!
}
}
Foo:
Console.WriteLine("Hi");
vs:
// anon-method
Action work = delegate
{
for (int x = 0; x < 10...
How do I format XML in Notepad++?
... menu.
In my experience, libXML gives nice output but only if the file is 100% correctly formed.
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What is the difference between Raising Exceptions vs Throwing Exceptions in Ruby?
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104
I think http://hasno.info/ruby-gotchas-and-caveats has a decent explanation of the difference:...
How to negate the whole regex?
I have a regex, for example (ma|(t){1}) . It matches ma and t and doesn't match bla .
4 Answers
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“unary operator expected” error in Bash if condition
...pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to compare the value of $aug1 with the string and.
If you use [ ... ], you always need to remember to double quote variables like this:
if [ "$aug1" = "and" ];
If you don't quote the variable expansion an...