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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...
Mac OSX Lion DNS lookup order [closed]
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10 Answers
10
Active
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Get last field using awk substr
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211
Use the fact that awk splits the lines in fields based on a field separator, that you can defin...
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...
What does the number in parentheses shown after Unix command names in manpages mean?
For example: man(1) , find(3) , updatedb(2) ?
7 Answers
7
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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...
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...
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...