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jQuery object equality
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Since jQuery 1.6, you can use .is. Below is the answer from over a year ago...
var a = $('#foo');
var b = a;
if (a.is(b)) {
// the same object!
}
If you want to see if two variables are actually the same object, eg:
var a = $(...
How to set up a PostgreSQL database in Django
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11 Answers
11
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How do I free my port 80 on localhost Windows?
I installed XAMPP 1.6.8 and for some reason it didn't work. Later realized port 80 is not free or not listening. How can I release it or make it free?
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How to Add Stacktrace or debug Option when Building Android Studio Project
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12 Answers
12
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How to make clang compile to llvm IR
...ssed to the compiler front-end directly, and not the driver by means of -cc1:
> clang -cc1 foo.c -emit-llvm
Produces foo.ll with the IR. -cc1 adds some cool options like -ast-print. Check out -cc1 --help for more details.
To compile LLVM IR further to assembly, use the llc tool:
> llc f...
Symfony 2: How do I check if a user is not logged in inside a template?
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191
You can check if app.user is set.
{% if app.user %}
# user is logged in
{% else %}
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How do I get AWS_ACCESS_KEY_ID for Amazon?
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178
Go to: http://aws.amazon.com/
Sign Up & create a new account (they'll give you the option...
Copy values from one column to another in the same table
...et of rows:
UPDATE `products` SET `in_stock` = true WHERE `supplier_id` = 10
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How do I make the scrollbar on a div only visible when necessary?
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answered Feb 6 '13 at 15:20
HiddeHidde
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