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Get loop count inside a Python FOR loop
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edited Jun 21 '18 at 5:09
answered Jul 1 '10 at 23:02
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Python: try statement in a single line
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12 Answers
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Efficiently test if a port is open on Linux?
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14 Answers
14
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Get just the filename from a path in a Bash script [duplicate]
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edited Dec 5 '16 at 11:20
answered Jul 29 '10 at 13:29
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How can I make an entire HTML form “readonly”?
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12 Answers
12
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Optimal settings for exporting SVGs for the web from Illustrator?
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215
SVG profiles
SVG 1.0: all modern desktop and mobile browsers support SVG 1.1, so never choose...
Omit rows containing specific column of NA
...ses function and put it into a function thusly:
DF <- data.frame(x = c(1, 2, 3), y = c(0, 10, NA), z=c(NA, 33, 22))
completeFun <- function(data, desiredCols) {
completeVec <- complete.cases(data[, desiredCols])
return(data[completeVec, ])
}
completeFun(DF, "y")
# x y z
# 1 1 0 ...
serve current directory from command line
...o remember, so I just have this in my .bashrc:
function serve {
port="${1:-3000}"
ruby -run -e httpd . -p $port
}
It serves the current directory on port 3000 by default, but you can also specify the port:
~ $ cd tmp
~/tmp $ serve # ~/tmp served on port 3000
~/tmp $ cd ../www
~/www $ se...
PostgreSQL disable more output
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251
To disable pagination but retain the output, use:
\pset pager off
To remember this setting, a...
Is it possible to Pivot data using LINQ?
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192
Something like this?
List<CustData> myList = GetCustData();
var query = myList
.Gr...