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How to create duplicate allowed attributes
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answered Feb 16 '09 at 14:59
Anton GogolevAnton Gogolev
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Run a callback only if an attribute has changed in Rails
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200
Rails 5.1+
class Page < ActiveRecord::Base
before_save :do_something, if: :will_save_chan...
Valid to use (anchor tag) without href attribute?
...n, you should add the following attributes:
<a role="button" tabindex="0" ...>...</a>
The button role tells the user that the particular element is being treated as a button as an override for whatever semantics the underlying element may have had.
For <span> and <div> el...
Configure Sublime Text on OS X to show full directory path in title bar
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answered Sep 20 '14 at 12:29
Myk WillisMyk Willis
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Swift alert view with OK and Cancel: which button tapped?
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306
If you are using iOS8, you should be using UIAlertController — UIAlertView is deprecated.
He...
Private vs Public in Cache-Control
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edited Aug 16 '10 at 11:33
answered Aug 16 '10 at 10:51
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lock(new object()) — Cargo cult or some crazy “language special case”?
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edited Aug 20 '12 at 13:43
sehe
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Color in git-log
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As of git 1.8.3 (May 24, 2013), you can use %C(auto) to decorate %d in the format string of git log.
From the release notes:
* "git log --format" specifier learned %C(auto) token that tells Git
to use color when interpolating %d (decoration), %h...
How to check status of PostgreSQL server Mac OS X
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edited Nov 2 '11 at 4:03
answered Nov 2 '11 at 3:25
Boh...
JavaScript plus sign in front of function expression
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answered Nov 12 '12 at 10:07
T.J. CrowderT.J. Crowder
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