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In C, do braces act as a stack frame?
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83
No, braces do not act as a stack frame. In C, braces only denote a naming scope, but nothing get...
how to change default python version?
I have installed python 3.2 in my mac. After I run /Applications/Python 3.2/Update Shell Profile.command , it's confusing that when I type python -V in Terminal it says that Python 2.6.1 , how can I change the default python version?
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Java switch statement: Constant expression required, but it IS constant
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13 Answers
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Find first element by predicate
...ly do 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:
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Size of Matrix OpenCV
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Vlad
4,05511 gold badge2727 silver badges3535 bronze badges
answered Dec 25 '12 at 6:29
Michael OMichael O
2,89911 gold...
Form inline inside a form horizontal in twitter bootstrap?
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317
Don't nest <form> tags, that will not work. Just use Bootstrap classes.
Bootstrap 3
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Can't get rid of header X-Powered-By:Express
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How do I compare two hashes?
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163
You can compare hashes directly for equality:
hash1 = {'a' => 1, 'b' => 2}
hash2 = {'a' =...
Fastest way to reset every value of std::vector to 0
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353
std::fill(v.begin(), v.end(), 0);
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What is the best Java email address validation method? [closed]
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134
votes
Apache Commons is generally known as a solid project. Keep in mind, though,...