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Set select option 'selected', by value
I have a select field with some options in it. Now I need to select one of those options with jQuery. But how can I do that when I only know the value of the option that must be selected?
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What is PostgreSQL explain telling me exactly?
... PgAdmin:
(When you're using PgAdmin, you can point your mouse at a component to read the cost details.)
The cost is represented as a tuple, e.g. the cost of the LIMIT is cost=0.00..3.39 and the cost of sequentially scanning post is cost=0.00..15629.12. The first number in the tuple is the start...
What is digest authentication?
...s the wire in plaintext. It is also immune to replay-attacks, as it uses a one-time number from the server.
The server gives the client a one-time use number (a nonce) that it combines with the username, realm, password and the URI request. The client runs all of those fields through an MD5 hashing...
Algorithm to randomly generate an aesthetically-pleasing color palette [closed]
...e loss of distinguishability. By taking average of red green and blue with one color such as white, naturally all colors move closer to white and reduce the differences between them. For example if you look at the first screenshot: When those greens are next to each other, surely I can distinguish t...
Stop form refreshing page on submit
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This method can be done without jQuery with something like: var form = document.getElementById("myForm"); function handleForm(event) { event.preventDefault(); } form.addEventListener('submit', handleForm); And I have no idea how to format...
Multiple glibc libraries on a single host
...libc consists of many pieces (200+ shared libraries) which all must match. One of the pieces is ld-linux.so.2, and it must match libc.so.6, or you'll see the errors you are seeing.
The absolute path to ld-linux.so.2 is hard-coded into the executable at link time, and can not be easily changed after...
Skip first entry in for loop in python?
... loop:
prev = car
# now you can do whatever you want to do to the last one on 'prev'
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How to add two strings as if they were numbers? [duplicate]
...rs.
http://jsfiddle.net/EtX6G/
var ten = '10';
var zero_ten = '010';
var one = '1';
var body = document.getElementsByTagName('body')[0];
Append(parseInt(ten) + parseInt(one));
Append(parseInt(zero_ten) + parseInt(one));
Append(+ten + +one);
Append(+zero_ten + +one);
function Append(text) {
b...
What is the difference D3 datum vs. data?
Can someone please explain the difference between datum() and data() in D3.js? I see both being used and I am not sure why you should choose one over the other?
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What's the use of do while(0) when we define a macro? [duplicate]
... if, since you would have written "if ( expression ) statement statement" (one "{ ... }" and one ";" statement).
– Johannes Schaub - litb
May 29 '09 at 0:37
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