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What does the number in parentheses shown after Unix command names in manpages mean?
For example: man(1) , find(3) , updatedb(2) ?
7 Answers
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how to schedule a job for sql query to run daily?
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165
Expand the SQL Server Agent node and right click the Jobs node in SQL Server Agent and select...
Remove an entire column from a data.frame in R
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421
You can set it to NULL.
> Data$genome <- NULL
> head(Data)
chr region
1 chr1 CDS...
Mac OSX Lion DNS lookup order [closed]
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10 Answers
10
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'float' vs. 'double' precision
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146
Floating point numbers in C use IEEE 754 encoding.
This type of encoding uses a sign, a signi...
Accessing bash command line args $@ vs $*
... parameters are quoted. Let me illustrate the differences:
$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in $@; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; d...
Generate sql insert script from excel worksheet
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13 Answers
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git diff between cloned and original remote repository
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161
1) Add any remote repositories you want to compare:
git remote add foobar git://github.com/us...