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Count, size, length…too many choices in Ruby?
... an element or predicate and count only those items that match.
> [1,2,3].count{|x| x > 2 }
=> 1
In the case where you don't provide a parameter to count it has basically the same effect as calling length. There can be a performance difference though.
We can see from the source code f...
Clicking the text to select corresponding radio button
... <p>What is my middle name?</p>
<br>
<input id="349" type="radio" value="1" name="question1">
<label for="349">Abe</label>
<br>
<input id="350" type="radio" value="2" name="question1">
<label for="350">Andrew</label>
&l...
WebException how to get whole response with a body?
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3 Answers
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Ruby Regexp group matching, assign variables on 1 line
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edited Jan 25 '13 at 18:25
answered Feb 16 '12 at 1:00
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How to delete a record in Django models?
...ion does).
– Wolph
Mar 25 '14 at 20:35
3
You can use the return value of delete() to check what y...
Can jQuery get all CSS styles associated with an element?
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342
A couple years late, but here is a solution that retrieves both inline styling and external st...
/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
How can I get GLIBCXX_3.4.15 in Ubuntu? I can't run some programs that I'm compiling.
19 Answers
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What is a Memory Heap?
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238
Presumably you mean heap from a memory allocation point of view, not from a data structure poin...
Django admin: how to sort by one of the custom list_display fields that has no database field
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3 Answers
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See what has been installed via MacPorts
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edited Jul 30 '17 at 20:48
nbro
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