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Deprecation warning when using has_many :through :uniq in Rails 4
...s 4 has introduced a deprecation warning when using :uniq => true with has_many :through. For em>x m>ample:
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Github: readonly access to a private repo
I am developing some private projects on Github, and I would like to add nightly cronjobs to my deployments servers to pull the latest version from github. I am currently doing this by generating keypairs on every deployment server and adding the public key to the github project as 'Deployment key'....
Determining whether jQuery has not found any element
I'm using jQuery's selectors, especially id selector:
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Is there any git hook for pull?
I need to perform some actions (prepare gettem>x m>t *.mo message files) on my project everytime I run git pull . Is there any suitable git hook, which I could use for this purpose please?
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What does 'stale file handle' in Linum>x m> mean?
Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...
Can I prevent the Firefom>x m> developer tools network panel from clearing on page reload?
I would like to observe the contents of a POST request whose successful completion results in a location.reload() - when I try to capture this request in the Network Panel of the Firefom>x m> developer tools, I find that the page reload clears the list of captured events. Can I prevent this clearing?
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Understanding dispatch_async
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The main reason you use the default queue over the main queue is to run tasks in the background.
For instance, if I am downloading a file from the internet and I want to update the user on the progress of the download, I will r...
How can I add CGPoint objects to an NSArray the easy way?
I have about 50 CGPoint objects that describe something like a "path", and I want to add them to an NSArray. It's going to be a method that will just return the corresponding CGPoint for an given indem>x m>. I don't want to create 50 variables like p1 = ...; p2 = ..., and so on. Is there an easy way that...
jQuery em>x m>clude elements with certain class in selector
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You can use the .not() method:
$(".content_bom>x m> a").not(".button")
Alternatively, you can also use the :not() selector:
$(".content_bom>x m> a:not('.button')")
There is little difference between the two approaches, em>x m>cept .not() is more readable (e...
validation custom message for rails 3
Rails has introduced new way to validate attributes inside model.
When I use
4 Answers
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