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belongs_to through associations
...tes_uniqueness_of is prone to race conditions).
If you're paranoid, add a custom validation to Choice that confirms that the answer's question_id matches, but it sounds like the end user should never be given the opportunity to submit data that would create this kind of mismatch.
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git visual diff between branches
...res some time to read their registration Terms of Use: atlassian.com/legal/customer-agreement I have so far liked the tool, but this may be pushing me off.
– akauppi
Dec 5 '14 at 15:35
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Can Git hook scripts be managed along with the repository?
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In Git 2.9, the
configuration option core.hooksPath specifies a custom hooks directory.
Move your hooks to a hooks tracked directory in your repository. Then, configure each instance of the repository to use the tracked hooks instead of $GIT_DIR/hooks:
git config core.hooksPath hooks
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Adding rounded corner and drop shadow to UICollectionViewCell
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SWIFT 4.2
One should add this in your custom cell or cellForItemAt:
If you are using the cellForItemAt: approach substitute self -> cell
self.layer.cornerRadius = 10
self.layer.borderWidth = 1.0
self.layer.borderColor = UIColor.lightG...
How do I check for nulls in an '==' operator overload without infinite recursion?
...t is default behavior. You should only overload when you need to implement custom comparison logic, i.e., something more than a reference equality check.
– Dan Bechard
Nov 24 '15 at 19:08
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Returning http status code from Web Api controller
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@nagytech because you can't return a custom error message if you throw an error (like a 400 response)... also throwing exceptions is silly for something that you expect the code to do. Expensive and will be logged when you don't neccesarily want them to be. They...
JavaScript equivalent of PHP’s die
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The use of a custom undefined identifier is very creative! I like how die is intuitive and concise. It does lack the benefit of throw when it comes to logging a specific error message, but sometimes just the line number is enough. BTW, di...
Colorizing text in the console with C++
...27 (the escape character in ASCII). There is an ANSI standard and a lot of custom schemes.
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Convert MySQL to SQlite [closed]
...d line and passes them to mysqldump, so you can find out about configuring custom ports, etc with man mysql or man mysqldump
– Devin Howard
Oct 27 '15 at 4:47
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Change font color for comments in vim
...h a white background. I like a dark terminal, what can I say? (nostalgia/custom)
– Roboprog
Apr 17 '13 at 23:32
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