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How to search in array of object in mongodb
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371
The right way is:
db.users.find({awards: {$elemMatch: {award:'National Medal', year:1975}}})
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How can I get the active screen dimensions?
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12 Answers
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What's the difference between @Secured and @PreAuthorize in spring security 3?
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The real difference is that @PreAuthorize can work with Spring Expression Language (SpEL). You...
ruby send method passing multiple parameters
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edited Aug 26 '13 at 8:08
Seanny123
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Why and not taking font-family and font-size from body?
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answered May 20 '10 at 15:07
BoltClock♦BoltClock
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Printing the last column of a line in a file
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11 Answers
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How to create a protocol with methods that are optional?
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From the Apple page on "Formal Protocols":
Optional Protocol
methods can be marked as opt...
How to do a non-greedy match in grep?
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edited Feb 4 '13 at 13:02
answered Jun 12 '10 at 4:47
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