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Generate array of all letters and digits
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[*('a'..'z'), *('0'..'9')] # doesn't work in Ruby 1.8
or
('a'..'z').to_a + ('0'..'9').to_a # works in 1.8 and 1.9
or
(0...36).map{ |i| i.to_s 36 }
(the Integer#to_s method converts a number to a string representing it in a desired numeral system)
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Futures vs. Promises
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ronagronag
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3
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Is there a method to generate a UUID with go language
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u[8] = (u[8] | 0x80) & 0xBF // what's the purpose ?
u[6] = (u[6] | 0x40) & 0x4F // what's the purpose ?
These lines clamp the values of byte 6 and 8 to a specific range. rand.Read returns random bytes in the range 0-2...
Resize image to full width and fixed height with Picasso
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487
You are looking for:
.fit().centerCrop()
What these mean:
fit - wait until the ImageView h...
Where are the PostgreSQL logs on macOS?
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8 Answers
8
Active
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Get Android API level of phone currently running my application [duplicate]
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7 ECLAIR_MR1 Android 2.1 Eclair
8 FROYO Android 2.2 Froyo
9 GINGERBREAD Android 2.3 Gingerbread
10 GINGERBREAD_MR1 Android 2.3.3 Gingerbread
11 ...
Set value of hidden input with jquery
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Sinister Beard
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answered Jan 26 '11 at 9:42
user557419user5574...
Postgresql - change the size of a varchar column to lower length
...nformation about how this works check out dba.stackexchange.com/questions/189890/…
– Evan Carroll
Jan 24 '18 at 17:57
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How to pass macro definition from “make” command line arguments (-D) to C source code?
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answered Jan 29 '12 at 11:48
ouahouah
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How to show what a commit did?
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answered Jul 21 '09 at 8:02
BombeBombe
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