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Possible to iterate backwards through a foreach?
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Shimmy Weitzhandler
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answered Jul 31 '09 at 9:40
Sam HarwellSam Harwell
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How to map and remove nil values in Ruby
...t to become the norm very soon.
For example:
numbers = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.even? }
# => [4, 16, 20]
In your case, as the block evaluates to falsey, simply:
items.filter_map { |x| process_x url }
"Ruby 2.7 adds Enumerable#filter_map" is a good read on the s...
Java URL encoding of query string parameters
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URLEncoder is the way to go. You only need to keep in mind to encode only the individual query s...
How to get the last element of an array in Ruby?
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edited Dec 26 '11 at 23:15
answered Dec 26 '11 at 23:07
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How to remove item from array by value? [duplicate]
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Are default enum values in C the same for all compilers?
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James McNellisJames McNellis
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Xcode 4 and Core Data: How to enable SQL Debugging
... SQL logging for iOS Core Data development. The given example is for Xcode 3 and it's just not clear to me how to enable this in Xcode 4.
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In Eclipse, can I have multiple Console views at once, each showing a different Console?
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3 Answers
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