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Convert javascript array to string
...sole)
As Felix mentioned, each() is just iterating the array, nothing more.
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Vim: Move window left/right?
...e the current window to the "very top"
Check out :help window-moving for more information
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Reverting a single file to a previous version in git [duplicate]
...s and copies), see VonC's excellent comment. git can be directed to search more carefully for such things, at the expense of speed. If you're confident the history's simple, you needn't bother.
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How to round up a number to nearest 10?
... can also pass a third variable if necessary to change the rounding mode.
More info here: http://php.net/manual/en/function.round.php
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“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w
...ct me if I'm wrong)
Chrome has stricter security settings and/or shows more such errors than competing browsers. API/widget/embed authors attempt to do things (cross-domain/frame) that will not work in all browsers (probably for their own reporting/analytics) but that don't actually effect the ...
No increment operator (++) in Ruby? [duplicate]
...increment/decrement operator. For instance, x++ or x-- will fail to parse. More importantly, ++x or --x will do nothing! In fact, they behave as multiple unary prefix operators: -x == ---x == -----x == ...... To increment a number, simply write x += 1.
Taken from "Things That Newcomers to Ruby Sho...
Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)
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That was the explanation that an 8 year-old might understand. Here is the more technical version.
BCNF acts differently from 3NF only when there are multiple overlapping candidate keys.
The reason is that the functional dependency X -> Y is of course true if Y is a subset of X. So in any ta...
Is string in array?
...is using generics and extension methods.
You can read my blog post to see more information about how to do this, but the main idea is this:
By adding this extension method to your code:
public static bool IsIn<T>(this T source, params T[] values)
{
return values.Contains(source);
}
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Java; String replace (using regular expressions)?
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Why doesn't C have unsigned floats?
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