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Setting CSS pseudo-class rules from JavaScript
...(as there is no selector).
You can do it by altering the stylesheet, for example by adding the rule:
#elid:hover { background: red; }
assuming each element you want to affect has a unique ID to allow it to be selected.
In theory the document you want is http://www.w3.org/TR/DOM-Level-2-Style/Ov...
Getting the max value of an enum
How do you get the max value of an enum?
11 Answers
11
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View/edit ID3 data for MP3 files
...ess. It's fast and easy to use and accounts for just about every tag that exists in ID3 versions 1 and 2 (you can use both at once or just one or the other). It does way more than I needed. It also had a very comprehensive help file. I will recommend this to everyone.
– 1934286...
What happens if you don't commit a transaction to a database (say, SQL Server)?
...ransaction be written to log at very least before issuing the commit? For example, say I want to start a transaction run an insert command and "do something else" before I execute commit. will my insert command be written to log? that way if the server crashes before executing commit..it can come ba...
How do I change the text of a span element using JavaScript?
...
For modern browsers you should use:
document.getElementById("myspan").textContent="newtext";
While older browsers may not know textContent, it is not recommended to use innerHTML as it introduces an XSS vulnerability when the new text is user input (see other answers below for a more detailed d...
NPM global install “cannot find module”
...15)
I probably installed node and npm from source using configure --prefix=/opt. I've no idea why this has made them incapable of finding installed modules. The fix for now is to point NODE_PATH at the right directory:
export NODE_PATH=/opt/lib/node_modules
My require('promised-io/promise') n...
Get a random item from a JavaScript array [duplicate]
... Math.random() will never be 1, nor should it. The largest index should always be one less than the length, or else you'll get an undefined error.
– Kelly
Sep 16 '13 at 16:06
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How to get the filename without the extension in Java?
Can anyone tell me how to get the filename without the extension?
Example:
16 Answers
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Why doesn't this code simply print letters A to Z?
...ealing with arithmetic operations on character variables and not C's.
For example, in Perl 'Z'+1 turns into 'AA', while in C 'Z'+1 turns into '[' ( ord('Z') == 90, ord('[') == 91 ).
Note that character variables can be incremented but not decremented and even so only plain ASCII characters (a-z and ...
Get data from file input in JQuery
...s[0];
var fr = new FileReader();
fr.onload = receivedText;
//fr.readAsText(file);
//fr.readAsBinaryString(file); //as bit work with base64 for example upload to server
fr.readAsDataURL(file);
}
}
function receivedText() {
...