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How to use the “required” attribute with a “radio” input field
...buttons they must all have the same name value. This allows only one to be selected at a time and applies required to the whole group.
<form>
Select Gender:<br>
<label>
<input type="radio" name="gender" value="male" required>
Male
</label><b...
How can I delete a service in Windows?
...hing for the command prompt on your start menu and then right-clicking and selecting "Run as administrator". Note to PowerShell users: sc is aliased to set-content. So sc delete service will actually create a file called delete with the content service. To do this in Powershell, use sc.exe delete se...
Partial Commits with Subversion
... to backup original file.
Right-click the changes you don't want, and use select use other text block.
Save the diff exactly once. The backup will be overwritten each time you save. This is why you only want to save once.
Commit the change.
Overwrite the original with the created .bak file (which w...
switch case statement error: case expressions must be constant expression
...
In Eclipse
Move your cursor to the switch keyword and press Ctrl + 1 then select
Convert 'switch' to 'if-else'.
In Android Studio
Move your cursor to the switch keyword and press Alt + Enter then select
Replace 'switch' with 'if'.
...
Look up all descendants of a class in Ruby
...e:
class Parent
def self.descendants
ObjectSpace.each_object(Class).select { |klass| klass < self }
end
end
class Child < Parent
end
class GrandChild < Child
end
puts Parent.descendants
puts Child.descendants
puts Parent.descendants gives you:
GrandChild
Child
puts Child.de...
Submitting a form by pressing enter without a submit button
...
A keypress is also triggered for a selection from autocomplete, i.e. if the user is inputting an email address and he/she selects a previously given one from the browser's autocomplete by hitting enter, then your form will submit. Not what your users will expe...
Suggestions for debugging print stylesheets?
...op right corner of the browser viewport to open the devtools drawer.
Then, select Media in the emulation drawer, and check the CSS media checkbox.
This should do the trick.
Update: The menus have changed in DevTools.
It can now be found by clicking on the "three-dots" menu in the top right corn...
jquery UI Sortable with table and tr width
...
The selected answer here is a really nice solution, but it has one severe bug which is apparent in the original JS fiddle (http://jsfiddle.net/bgrins/tzYbU/): try dragging the longest row (God Bless You, Mr. Rosewater), and the r...
How can I delete all unversioned/ignored files/folders in my working copy?
...ovides a finer grain resolution than Stefan's answer provided, letting you select non-versioned files separately from ignored files. Just select TortoiseSvn >> Clean up... to open this dialog.
share
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...
Sublime Text 2 keyboard shortcut to open file in specified browser (e.g. Chrome)
...nch Sublime Text and you should see a new Chrome option in the build list. Select it, and then you should be able to launch Chrome with Cmd+B on a Mac (or whatever hotkey you have configured for build, maybe its F7 or Ctrl+B on a Windows machine)
At least this should give you a push in the right di...