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Prevent multiple instances of a given app in .NET?
...has many caveats. Here is a good article on the subject:
http://odetocode.com/Blogs/scott/archive/2004/08/20/401.aspx
[STAThread]
static void Main()
{
using(Mutex mutex = new Mutex(false, "Global\\" + appGuid))
{
if(!mutex.WaitOne(0, false))
{
MessageBox.Show("Instance ...
How to export iTerm2 Profiles
I needed to reformat my computer and now I'm having trouble copying the settings/profiles over.
6 Answers
...
Site does not exist error for a2ensite
...ound the error while trying to enable a site using:
sudo a2ensite example.com
but it returns:
Error: example.com does not exist
a2ensite is simply a Perl script that only works with filenames ending .conf
Therefore, I have to rename my setting file for example.com to example.com.conf as ...
How to make a node.js application run permanently?
... installed Node.js. I understand how to launch an app from putty with this command line:
19 Answers
...
Placeholder Mixin SCSS/CSS
... Reference has more information, which can be found here:
http://sass-lang.com/docs/yardoc/file.SASS_REFERENCE.html#mixin-content
As of Sass 3.4, this mixin can be written like so to work both nested and unnested:
@mixin optional-at-root($sel) {
@at-root #{if(not &, $sel, selector-append(&...
SSH Private Key Permissions using Git GUI or ssh-keygen are too open
... would try doing an uninstall of msysgit, deleting ALL .ssh folders on the computer (just for safe measure), then reinstalling msysgit with your desired settings and try starting over completely (though I think you told me you tried this already).
Edited: Also just found this link via Google -- Fix...
Block Comments in a Shell Script
Is there a simple way to comment out a block of code in a shell script?
12 Answers
12
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How do I check if an HTML element is empty using jQuery?
...').is(':empty')){
//do something
}
for more info see http://api.jquery.com/is/ and http://api.jquery.com/empty-selector/
EDIT:
As some have pointed, the browser interpretation of an empty element can vary. If you would like to ignore invisible elements such as spaces and line breaks and make t...