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Elegant way to invert a map in Scala
...alues are unique, this works:
(Map() ++ origMap.map(_.swap))
On Scala 2.8, however, it's easier:
origMap.map(_.swap)
Being able to do that is part of the reason why Scala 2.8 has a new collection library.
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How do you loop through currently loaded assemblies?
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Tim Cooper
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answered Dec 20 '08 at 20:18
Kent Boogaart...
How to make clang compile to llvm IR
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edited Nov 24 '13 at 18:05
answered Feb 5 '12 at 12:56
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Symfony 2: How do I check if a user is not logged in inside a template?
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Pedro Cordeiro
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answered Mar 12 '12 at 2:00
ChecksumChecksum
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Is it possible to figure out the parameter type and return type of a lambda?
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edited Jan 16 '18 at 13:20
answered Oct 30 '11 at 7:27
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Rounding float in Ruby
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When displaying, you can use (for example)
>> '%.2f' % 2.3465
=> "2.35"
If you want...
What is an SSTable?
...childmeijer
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What does Provider in JAX-RS mean?
...erception
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Qt: *.pro vs *.pri
... BartBart
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How to write DataFrame to postgres table?
...hed version of pandas.io.sql: https://gist.github.com/jorisvandenbossche/10841234.
I wrote this a time ago, so cannot fully guarantee that it always works, buth the basis should be there). If you put that file in your working directory and import it, then you should be able to do (where con is a pos...