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How to properly compare two Integers in Java?
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312
No, == between Integer, Long etc will check for reference equality - i.e.
Integer x = ...;
In...
Map Tiling Algorithm
...ny different types of tiles. We need the eight outer tiles from one of the 3x3 squares but only the four corner squares from the other since the straight-edge tiles are already found in the first square. This means that there in total are 12 different cases we must distinguish between.
Now, looking...
How do I specify a password to 'psql' non-interactively?
...~/.pgpass file to avoid regularly having to type in passwords. See Section 30.13 for more information.
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This file should contain lines of the following format:
hostname:port:database:username:password
The password field from the first line that matches the current connection paramete...
Why does typeof NaN return 'number'?
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edited May 10 '10 at 9:43
answered May 10 '10 at 9:35
Cha...
Can you supply arguments to the map(&:method) syntax in Ruby?
...mp;block) }
end
end
Which will enable you to do not only this:
a = [1,3,5,7,9]
a.map(&:+.with(2))
# => [3, 5, 7, 9, 11]
But also a lot of other cool stuff, like passing multiple parameters:
arr = ["abc", "babc", "great", "fruit"]
arr.map(&:center.with(20, '*'))
# => ["********...
Default behavior of “git push” without a branch specified
... community wiki
15 revs, 11 users 34%UncleZeiv
11
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What's the difference between VARCHAR and CHAR?
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372
VARCHAR is variable-length.
CHAR is fixed length.
If your content is a fixed size, you'll ge...
How do I get the computer name in .NET
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Nov 20 '09 at 3:46
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Linux command or script counting duplicated lines in a text file?
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krampstudio
2,81711 gold badge3333 silver badges5252 bronze badges
answered Apr 15 '14 at 7:14
JaberinoJaberino
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How to input a regex in string.replace?
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edited Apr 14 '11 at 15:33
answered Apr 14 '11 at 4:12
ri...