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How do HashTables deal with collisions?
...ses that a HashTable will place a new entry into the 'next available' bucket if the new Key entry collides with another.
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What does the leading semicolon in JavaScript libraries do?
...u to safely concatenate several JavaScript files into one, to serve it quicker as one HTTP request.
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Reverse of JSON.stringify?
I'm stringyfing an object like {'foo': 'bar'}
8 Answers
8
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What is the proper way to comment functions in Python?
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Martijn Pieters♦
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answered Mar 1 '10 at 16:23
Chinmay K...
Why is string concatenation faster than array join?
...S_NULL_OR_UNDEFINED(this) && !IS_UNDETECTABLE(this)) {
throw MakeTypeError("called_on_null_or_undefined", ["String.prototype.concat"]);
}
var len = %_ArgumentsLength();
var this_as_string = TO_STRING_INLINE(this);
if (len === 1) {
return this_as_string + %_Arguments(0);
}
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Structs in Javascript
...alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
You could make a struct factory.
function makeStruct(names) {
var names = names.split(' ');
var count = names.length;
function constructor() {
for (var i = 0; i < count; i++) {
this[names[i]] = arguments[i];
}
}...
Running a cron job on Linux every six hours
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Peter Mortensen
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answered Jul 19 '12 at 14:18
nosnos
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Delete everything in a MongoDB database
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Rimian
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answered Jul 29 '10 at 19:53
Josh KJosh K
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html - table row like a link
I can't set my table row as link to something. I can use only css and html. I tried different things from div in row to something another, but still can't make it works.
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How to determine if a number is a prime with regex?
... are NOT prime.
(..+?)\\1+
The second part of the regex is a little trickier, relying on groups and backreferences. A group is anything in parentheses, which will then be captured and stored by the regex engine for later use. A backreference is a matched group that is used later on in the same re...