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jQuery get selected option value (not the text, but the attribute 'value')
...orrected old answer
Use :selected psuedo selector on the selected options and then use the .val function to get the value of the option.
$('select[name=selector] option').filter(':selected').val()
Side note: Using filter is better then using :selected selector directly in the first query.
If in...
Is a one column table good design? [closed]
...m. Maybe you just want a list of possibilities to display for some reason and you want to be able to dynamically change it, but have no need to link it to another table.
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How can I get the application's path in a .NET console application?
...copies, for instance in NUnit tests,
// this will be in a temp directory.
string path = System.Reflection.Assembly.GetExecutingAssembly().Location;
//To get the location the assembly normally resides on disk or the install directory
string path = System.Reflection.Assembly.GetExecutingAssembly().C...
How can I disable a button in a jQuery dialog from a function?
... collection from the dialog, loop through that to find which one you need, and then set the disabled attribute as I showed above.
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jQuery - checkbox enable/disable
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You can do this using attribute selectors without introducing the ID and classes but it's slower and (imho) harder to read.
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In SQL, what's the difference between count(column) and count(*)?
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count(*) counts NULLs and count(column) does not
[edit] added this code so that people can run it
create table #bla(id int,id2 int)
insert #bla values(null,null)
insert #bla values(1,null)
insert #bla values(null,1)
insert #bla values(1,null)
in...
What is a MIME type?
...nce the new naming convention "Internet Media Type".
A MIME type is a string identifier composed of two parts: a type and a subtype.
The "type" refers to a logical grouping of many MIME types that are closely related to each other; it's no more than a high level category.
"subtypes" are spe...
Rails Root directory path?
... 3 and newer:
Rails.root
which returns a Pathname object. If you want a string you have to add .to_s. If you want another path in your Rails app, you can use join like this:
Rails.root.join('app', 'assets', 'images', 'logo.png')
In Rails 2 you can use the RAILS_ROOT constant, which is a string...
PopupWindow - Dismiss when clicked outside
...with my activity (say scrolling on my list). I can scroll through my list and the PopupWindow is still there.
15 Answers
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Vagrant ssh authentication failure
...lic key to ~/.ssh/authorized_keys on the Vagrant VM. You can do it by copy-and-pasting or using a tool like ssh-copy-id (user: root password: vagrant port: 2222) ssh-copy-id '-p 2222 root@127.0.0.1'
If still does not work try this:
Remove insecure_private_key file from c:\Users\USERNAME\.vagrant...