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Regex to check whether a string contains only numbers [duplicate]
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562
var reg = /^\d+$/;
should do it. The original matches anything that consists of exactly one...
Rebasing and what does one mean by rebasing pushed commits
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edited Sep 29 '14 at 15:51
answered Apr 26 '10 at 16:37
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How to test multiple variables against a value?
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25 Answers
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What is the best way to use a HashMap in C++?
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5 Answers
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Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
...r.gz...
-> http://dqw8nmjcqpjn7.cloudfront.net/f22a6447811a81f3c808d1c2a5ce3b5f5f0955c68c9a749182feb425589e6635
Installing ruby-2.1.2...
Installed ruby-2.1.2 to /Users/ryan/.rbenv/versions/2.1.2
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Find first element by predicate
...the following test:
List<Integer> list = Arrays.asList(1, 10, 3, 7, 5);
int a = list.stream()
.peek(num -> System.out.println("will filter " + num))
.filter(x -> x > 5)
.findFirst()
.get();
System.out.println(a);
Which outputs:
will ...
What does {0} mean when initializing an object?
...tion. Here is the (abbreviated) definition of an aggregate from section 8.5.1 of the ISO spec:
An aggregate is an array or a class with no user-declared constructors, no private or protected non-static data members, no base classes, and no virtual functions.
Now, using {0} to initialize an ag...
What is the reason for having '//' in Python? [duplicate]
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5 Answers
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Transpose/Unzip Function (inverse of zip)?
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PatrickPatrick
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Why do access tokens expire?
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answered Aug 12 '11 at 5:28
Eran HammerEran Hammer
6,46622 gold badges2727 silver badges2222 bronze badges
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