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Block commenting in Ruby
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answered Feb 11 '09 at 13:31
Garry ShutlerGarry Shutler
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Ruby Array find_first object?
...ethod if you wanted to return first value where block returns true
[1,2,3,11,34].detect(&:even?) #=> 2
OR
[1,2,3,11,34].detect{|i| i.even?} #=> 2
If you wanted to return all values where block returns true then use select
[1,2,3,11,34].select(&:even?) #=> [2, 34]
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How do I get the MIN() of two fields in Postgres?
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Victor
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answered Nov 25 '08 at 21:46
cagcowboycagcowboy
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What is the difference between Linq to XML Descendants and Elements
...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
SVN checkout the contents of a folder, not the folder itself
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nonopolarity
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answered May 29 '09 at 19:53
Sander Marech...
In Ruby how do I generate a long string of repeated text?
... FMcFMc
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Append a Lists Contents to another List C#
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answered Dec 1 '09 at 11:29
LeeLee
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String concatenation does not work in SQLite
... both were null.
– Tom Cerul
Oct 6 '11 at 14:55
5
@TomCerul or use COALESCE(nullable_field, '') |...
Android:What is difference between setFlags and addFlags for intent
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// value of flags: 1
intent.setFlags(2|4);
// now flags have this value: 110
intent.addFlags(8);
// now flags have this value: 1110
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URL encode sees “&” (ampersand) as “&” HTML entity
... Craver
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