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How can I calculate the difference between two dates?
How can I calculate the days between 1 Jan 2010 and (for example) 3 Feb 2010?
9 Answers
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Get escaped URL parameter
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function getURLParameter(name) {
return decodeURI(
(RegExp(name + '=' + '(.+?)(&|$)').exec(location.search)||[,null])[1]
);
}
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Session variables in ASP.NET MVC
...le thing but you should be careful when putting things in the session context. Not everything should be there just because it belongs to some user.
in global.asax hook the OnSessionStart event
void OnSessionStart(...)
{
HttpContext.Current.Session.Add("__MySessionObject", new MySessionObject()...
How can I avoid running ActiveRecord callbacks?
...thout_callbacks
You're going to have to use send to call these methods. examples:
p = Person.new(:name => 'foo')
p.send(:create_without_callbacks)
p = Person.find(1)
p.send(:update_without_callbacks)
This is definitely something that you'll only really want to use in the console or while do...
How can I resize an image dynamically with CSS as the browser width/height changes?
...h pure CSS and does not even require media queries.
To make the images flexible, simply add max-width:100% and height:auto. Image max-width:100% and height:auto works in IE7, but not in IE8 (yes, another weird IE bug). To fix this, you need to add width:auto\9 for IE8.
source: http://webdesignerwal...
Regular Expressions and negating a whole character group [duplicate]
...'s or 'b's, or only 'a's or only 'b's or 'ba' but not match on 'ab'. The examples I gave won't match 'ab' it's true but they also won't match 'a' alone and I need them to. Is there some simple way to do this?
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Shell command to tar directory excluding certain files/folders
Is there a simple shell command/script that supports excluding certain files/folders from being archived?
27 Answers
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How to display a Yes/No dialog box on Android?
...rful. I know you've said you know how to use it, but here's just a simple example anyway:
DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
switch (which){
case Dia...
The project type is not supported by this installation
...s reason. - thanks - jcolebrand
What edition of VS do you use? VS2008 Express, Standard, Pro or Team System? VS2010 Professional, Premium or Ultimate? I would expect that the project you downloaded was created using a higher edition of Visual Studio and uses some of those advanced features. Thus...
Copy and paste content from one file to another file in vi
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Since you already know how to cut/yank text, here are a few ideas for pasting it back into another file:
Edit the first file, yanking the text you want. Then open your second file from within vi (:e /path/to/other/file) and paste it
Open both files together in a s...