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How do I get the backtrace for all the threads in GDB?
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Peter Mortensen
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answered Apr 10 '14 at 6:36
SharadSharad
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Add EBS to Ubuntu EC2 Instance
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answered Jul 18 '12 at 8:38
Eric HammondEric Hammond
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How to prepend a string to a column value in MySQL?
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Ferdinand BeyerFerdinand Beyer
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How do I sort an array of hashes by a value in the hash?
...to go 3,2,1...
– tekknolagi
Oct 28 '12 at 6:53
2
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How to zero pad a sequence of integers in bash so that all have the same width?
...15)
do
echo $i
done
will produce the following output:
00010
00011
00012
00013
00014
00015
More generally, bash has printf as a built-in so you can pad output with zeroes as follows:
$ i=99
$ printf "%05d\n" $i
00099
You can use the -v flag to store the output in another variable:
$ i=99
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How to get the primary IP address of the local machine on Linux and OS X? [closed]
...ould return me the primary (first) IP address of the localhost, other than 127.0.0.1
31 Answers
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Set attribute without value
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answered Oct 31 '12 at 13:37
LixLix
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How to declare or mark a Java method as deprecated?
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answered Jan 27 '12 at 10:24
Vladimir IvanovVladimir Ivanov
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In Vim, I'd like to go back a word. The opposite of `w`
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daaawx
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answered Feb 9 '12 at 15:13
gefeigefei
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What does the question mark in Java generics' type parameter mean?
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12
Don't forget interfaces. The ? doesn't have to represent a class!
– Mark Peters
Jun 10 '10 at 15:09...