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Git: Set up a fetch-only remote?
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edited Apr 22 '15 at 20:31
gunr2171
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answered...
What's the (hidden) cost of Scala's lazy val?
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edited Feb 20 '14 at 20:33
vergenzt
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answered J...
How do Trigonometric functions work?
...ndard interval. For starters, you could reduce angles to be between 0 and 360 degrees. But by using a few identities, you realize you could get by with less. If you calculate sines and cosines for angles between 0 and 45 degrees, you can bootstrap your way to calculating all trig functions for all...
Select random lines from a file
...DomainsFeatured
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answered Feb 25 '13 at 11:03
dogbanedogbane
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Git update submodules recursively
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drewagdrewag
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Breaking a list into multiple columns in Latex
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edited Feb 10 '13 at 21:31
worldsayshi
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answered Sep 9 ...
How to “pretty” format JSON output in Ruby on Rails
...ns of JSON. For example:
require 'json'
my_object = { :array => [1, 2, 3, { :sample => "hash"} ], :foo => "bar" }
puts JSON.pretty_generate(my_object)
Which gets you:
{
"array": [
1,
2,
3,
{
"sample": "hash"
}
],
"foo": "bar"
}
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bash HISTSIZE vs. HISTFILESIZE?
...session, you start over at 1 with a HISTFILE of HISTFILESIZE=10.
Example 3:
HISTFILESIZE=5 and HISTSIZE=10
You start your session.
Your HISTFILE (file that stores your bash command history), is truncated to contain at most HISTFILESIZE=5 lines.
You write 50 lines.
At the end of your 50 command...