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How can one change the timestamp of an old commit in Git?
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21 Answers
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Returning multiple objects in an R function [duplicate]
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224
Unlike many other languages, R functions don't return multiple objects in the strict sense. T...
How can I view the shared preferences file using Android Studio?
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edited Jun 30 '17 at 23:43
Cory Petosky
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How can I format a String number to have commas and round?
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260
You might want to look at the DecimalFormat class; it supports different locales (eg: in some ...
What's the safest way to iterate through the keys of a Perl hash?
...eys with doubled values works fine using keys():
%h = (a => 1, b => 2);
foreach my $k (keys %h)
{
$h{uc $k} = $h{$k} * 2;
}
producing the expected resulting hash:
(a => 1, A => 2, b => 2, B => 4)
But using each() to do the same thing:
%h = (a => 1, b => 2);
keys %h...
Failed to build gem native extension (installing Compass)
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Rails: How to change the text on the submit button in a Rails Form
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answered Jan 22 '11 at 17:54
Andrei SAndrei S
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Rails: Using greater than/less than with a where statement
I'm trying to find all Users with an id greater than 200, but I'm having some trouble with the specific syntax.
9 Answers
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What is the difference between a “function” and a “procedure”?
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answered Apr 6 '09 at 11:52
Toon KrijtheToon Krijthe
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How do I efficiently iterate over each entry in a Java Map?
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