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Ruby: Change negative number to positive number?
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271
Using abs will return the absolute value of a number
-300.abs # 300
300.abs # 300
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How do I add a submodule to a sub-directory?
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answered Jan 27 '12 at 15:41
BergmannFBergmannF
8,05922 gold badges3030 silver badges3535 bronze badges
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What's the difference between CENTER_INSIDE and FIT_CENTER scale types?
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147
FIT_CENTER is going to make sure that the source completely fits inside the container, and eithe...
Remove the first character of a string
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317
python 2.x
s = ":dfa:sif:e"
print s[1:]
python 3.x
s = ":dfa:sif:e"
print(s[1:])
both prin...
Python/postgres/psycopg2: getting ID of row just inserted
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ThiefMasterThiefMaster
274k7272 gold badges535535 silver badges597597 bronze badges
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What is the correct way to get a subarray in Scala?
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paradigmaticparadigmatic
38.3k1717 gold badges8383 silver badges142142 bronze badges
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Getting current unixtimestamp using Moment.js
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answered May 1 '15 at 20:27
mix3dmix3d
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Using helpers in model: how do I include helper dependencies?
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edited May 23 '17 at 12:09
Community♦
111 silver badge
answered Jan 28 '09 at 23:39
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How do I create directory if it doesn't exist to create a file?
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BKSpurgeon
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answered Jun 2 '10 at 6:19
DonDon
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Keystore type: which one to use?
...'s rarely necessary if you can choose the keystore type directly.
In Java 7, PKCS12 was mainly useful as a keystore but less for a truststore (see the difference between a keystore and a truststore), because you couldn't store certificate entries without a private key. In contrast, JKS doesn't requ...