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When should I create a destructor?
...Typically one only creates a destructor when your class is holding on to some expensive unmanaged resource that must be cleaned up when the object goes away. It is better to use the disposable pattern to ensure that the resource is cleaned up. A destructor is then essentially an assurance that if th...
How to display length of filtered ng-repeat data
... array which contains many objects (JSON format). The following can be assumed as the contents of this array:
8 Answers
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What is VanillaJS?
...e question, that got stuck in my mind for a few days: What is VanillaJS? Some people refer to it as a framework, you can download a library from the official pages.
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What good technology podcasts are out there?
... What's the url to 43 folders feed? His site sucks a lot or it's me, but I can't find it.
– Mikle
Dec 13 '08 at 14:05
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Should I write script in the body or the head of the html? [duplicate]
I have seen both ways, both implementation work just the structures are a bit different. In your experience, which work better and why?
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How to create multidimensional array
Can anyone give me a sample/example of JavaScript with a multidimensional array of inputs? Hope you could help because I'm still new to the JavaScript.
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What is the preferred Bash shebang?
...- to the end of $!/usr/bin/env bash - won't do anything since only one argument is allowed by *nix in the shebang, and that is used by 'bash'. That's apparently only useful for preventing malicious arguments being passed to the script on the commandline if the script's shebang is one of the others ...
Using jQuery to center a DIV on the screen
...).scrollLeft()) + "px");
return this;
}
Now we can just write:
$(element).center();
Demo: Fiddle (with added parameter)
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Abort Ajax requests using jQuery
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Most of the jQuery Ajax methods return an XMLHttpRequest (or the equivalent) object, so you can just use abort().
See the documentation:
abort Method (MSDN). Cancels the current HTTP request.
abort() (MDN). If the request has been sent already, t...
SQL keys, MUL vs PRI vs UNI
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It means that the field is (part of) a non-unique index. You can issue
show create table <table>;
To see more information about the table structure.
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