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Rails - Validate Presence Of Association?
... B. I have a business requirement that an insert into A requires at least 1 associated record to B. Is there a method I can call to make sure this is true, or do I need to write a custom validation?
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How can I deploy/push only a subdirectory of my git repo to Heroku?
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edited Aug 15 '12 at 19:40
Drew Stephens
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Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
... this isn't needed if you use autolayout, but of course, then you lose iPad1 support, which many of us aren't willing to concede at this point in time.
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Should I Stop Stopwatch at the end of the method?
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edited Jun 1 at 2:29
Pang
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Python Write bytes to file
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answered Aug 23 '12 at 13:22
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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git - diff of current changes before committing
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git diff by default shows difference between your working directory and the index (staging are...
Configuration With Same Name Already Exists
I have a solution with 10+ projects (VS2010 SP1). I have the following configurations defined in the solution:
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Should ol/ul be inside or outside?
...and curiosities. You want to know if an ol can live inside a p. So…
4.5.1 The p element:
Categories: Flow content, Palpable content.
Content model: Phrasing content.
4.5.5 The ol element:
Categories: Flow content.
Content model: Zero or more li and script-supporting elements.
The first pa...
WPF Databinding: How do I access the “parent” data context?
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answered Jul 14 '09 at 20:51
flqflq
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How to git bundle a complete repo
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What is the right invocation to:
Bundle all the branches in the current repo
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