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When to use symbols instead of strings in Ruby?
...r.to_s
puts "Symbol: " + sym.to_s
Three outputs:
# first time
String: 5.14
Symbol: 5.07
#second
String: 5.29
Symbol: 5.050000000000001
#third
String: 4.7700000000000005
Symbol: 4.68
So using smbols is actually a bit faster than using strings. Why is that? It depends on the way HAML is implement...
.bashrc/.profile is not loaded on new tmux session (or window) — why?
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148
Yes, at the end of your .bash_profile, put the line:
. ~/.bashrc
This automatically sources...
How do I make the return type of a method generic?
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BrokenGlassBrokenGlass
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Types in MySQL: BigInt(20) vs Int(20)
...e trying to insert value which is out of range.
In examples I'll use 401421228216, which is 101110101110110100100011101100010111000 (length 39 characters)
If you have INT(20) for system this means allocate in memory minimum 20 bits. But if you'll insert value that bigger than 2^20, it will be...
How to copy a local Git branch to a remote repo
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answered Feb 24 '14 at 22:12
brokenfootbrokenfoot
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I need an unordered list without any bullets
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14 Answers
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How to check String in response body with mockMvc
...t().
– Sotirios Delimanolis
Oct 31 '14 at 14:48
5
@SotiriosDelimanolis is correct...I'm looking r...
An error occurred while installing pg (0.17.1), and Bundler cannot continue
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142
I'm on a Mac running Mavericks. My solution was to install Postgres.
And then in terminal ins...
Java JUnit: The method X is ambiguous for type Y
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Girish Nair
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answered Nov 28 '09 at 0:46
Pascal ThiventPascal ...
Preserve line breaks in angularjs
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answered Oct 1 '14 at 13:07
Paul WeberPaul Weber
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