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What is a good reason to use SQL views?
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How is set() implemented?
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AJP
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answered Oct 16 '10 at 14:47
Justin EthierJustin Ethier
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How to abandon a hg merge?
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edited Apr 3 '10 at 4:23
answered Apr 3 '10 at 4:14
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How to get all enum values in Java?
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answered Feb 16 '10 at 0:19
ColinDColinD
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const char* concatenation
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In your example one and two are char pointers, pointing to char constants. You cannot change th...
How do I change the Javadocs template generated in Eclipse?
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answered Apr 10 '10 at 8:01
VonCVonC
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How can I detect if this dictionary key exists in C#?
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edited May 13 '10 at 20:38
Adam Tuttle
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find() with nil when there are no records
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Yes, just do:
Challenge.find_by_id(10)
For Rails 4 and 5:
Challenge.find_by(id: 10)
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