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Find value in an array
...ay, and if that's the case, you can use Array#include?(value):
a = [1,2,3,4,5]
a.include?(3) # => true
a.include?(9) # => false
If you mean something else, check the Ruby Array API
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How to compare arrays in JavaScript?
...operty(Array.prototype, "equals", {enumerable: false});
Usage:
[1, 2, [3, 4]].equals([1, 2, [3, 2]]) === false;
[1, "2,3"].equals([1, 2, 3]) === false;
[1, 2, [3, 4]].equals([1, 2, [3, 4]]) === true;
[1, 2, 1, 2].equals([1, 2, 1, 2]) === true;
You may say "But it is much faster to compare strings ...
vs. . Which to use?
...
DarkAjax
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answered Jan 22 '09 at 13:20
Tamas CzinegeTa...
Java: Static vs inner class [duplicate]
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Robert Harvey
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answered Aug 30 '09 at 7:22
Brandon E Tayl...
How to change Hash values?
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kchkch
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jQuery: How to capture the TAB keypress within a Textbox
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248
Edit: Since your element is dynamically inserted, you have to use delegated on() as in your exa...
Is it possible to run selenium (Firefox) web driver without a GUI?
... are considering upgrading our production server from Ubuntu- desktop 10.04 to Ubuntu- server 12.04.
11 Answers
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Code Golf: Collatz Conjecture
...>> 123 --> 370 --> 185 --> 556 --> 278 --> 139 --> 418 --> 209 --> 628 --> 314
; >> --> 157 --> 472 --> 236 --> 118 --> 59 --> 178 --> 89 --> 268 --> 134 --> 67
; >> --> 202 --> 101 --> 304 --> 152 --> 76 -->...
Is a GUID unique 100% of the time?
...
446
While each generated GUID is not
guaranteed to be unique, the total
number of unique keys (21...
How to find out what type of a Mat object is with Mat::type() in OpenCV
... CV_32S: r = "32S"; break;
case CV_32F: r = "32F"; break;
case CV_64F: r = "64F"; break;
default: r = "User"; break;
}
r += "C";
r += (chans+'0');
return r;
}
If M is a var of type Mat you can call it like so:
string ty = type2str( M.type() );
printf("Matrix: %s %dx%d \...