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How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...note the asterisk, and that a2 is the receiver
or splice:
a1[a1.length, 0] = a2
a1[a1.length..0] = a2
a1.insert(a1.length, *a2)
or append and flatten:
(a1 << a2).flatten! # a call to #flatten instead would return a new array
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How to return an empty ActiveRecord relation?
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Patrick Brinich-Langlois
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answered Apr 3 '12 at 20:39
steveh7steveh7
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How to alias 'git checkout' to 'git co'
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answered Jan 23 '13 at 20:49
joseph.hainlinejoseph.hainline
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Best way to turn an integer into a month name in c#?
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answered Oct 20 '08 at 16:01
Nick BerardiNick Berardi
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Is there an AddRange equivalent for a HashSet in C#
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edited Aug 9 '18 at 0:08
Neuron
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answered M...
How do I add 24 hours to a unix timestamp in php?
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303
You probably want to add one day rather than 24 hours. Not all days have 24 hours due to (among...
Is there a way to make a link clickable in the OSX Terminal?
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edited Jul 7 '12 at 15:06
Joshua Muheim
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ans...
How do I specify “close existing connections” in sql script
I'm doing active development on my schema in SQL Server 2008 and frequently want to rerun my drop/create database script. When I run
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What does an Asterisk (*) do in a CSS selector?
...y margin to every element on my entire page you can use:
* {
margin: 10px;
}
You can also use this within sub-selections, for example the following would add a margin to all elements within a paragraph tag:
p * {
margin: 10px;
}
Your example is doing some css trickery to apply consecut...
Remove the first character of a string
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edited Jul 8 '18 at 19:00
Bjamse
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answered Feb 9 '11 at 13:34
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