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Match multiline text using regular expression
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First, you're using the modifiers under an incorrect assumption.
Pattern.MULTILINE or (?m) tells Java to accept the anchors ^ and $ to match at the start and end of each line (otherwise they only match at the start/end of the entire string).
Pattern.DOTALL or (?s) tell...
Matching a space in regex
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If you're looking for a space, that would be " " (one space).
If you're looking for one or more, it's " *" (that's two spaces and an asterisk) or " +" (one space and a plus).
If you're looking for common spacing, use "[ X]" or "[ X][ X]*" or...
How to validate phone numbers using regex
...ve regex to validate phone numbers. Ideally it would handle international formats, but it must handle US formats, including the following:
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Getter and Setter declaration in .NET [duplicate]
...essed by all outside users of your class. People can insert illegal values or change the value in ways you didn't expect.
By using a property, you can encapsulate the way your data is accessed. C# has a nice syntax for turning a field into a property:
string MyProperty { get; set; }
This is call...
What is the difference between quiet NaN and signaling NaN?
...omputation continues without any signal from the floating point unit (FPU) or library if floating-point is implemented in software. A signalling NaN will produce a signal, usually in the form of exception from the FPU. Whether the exception is thrown depends on the state of the FPU.
C++11 adds a ...
Catching java.lang.OutOfMemoryError?
Documentation for java.lang.Error says:
14 Answers
14
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Install specific git commit with pip
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You can specify commit hash, branch name, tag.
For the branch name and the tag, you can also install a compressed distribution. This is faster and more efficient, as it does not require cloning the entire repository. GitHub creates those bundles automatically.
hash:
$ pi...
Check if a method exists
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if ([obj respondsToSelector:@selector(methodName:withEtc:)]) {
[obj methodName:123 withEtc:456];
}
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How do I make a delay in Java?
I am trying to do something in Java and I need something to wait / delay for an amount of seconds in a while loop.
8 Answer...
Proper REST response for empty table?
...he table was truncated so there are no users. What is the proper response for this scenario: 404 or 204 ?
5 Answers
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