$ stap -v strace.stp -c /path/to/command
The stap script is :
#! /usr/bin/env stap
probe syscall.* {
if (pid() == target())
printf(“%s %s\n”, name, argstr);
}
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$ grep -c ^processor /proc/cpuinfo
this works for a Linux based system, other UNIX systems may have other way(s) to check the number of CPUs.
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by David Winter…
$ wvPDF test.doc test.pdf
sudo apt-get install wv tetex-extra ghostscript
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by David Winterbottom (codeinthehole.com)
$ oowriter -pt pdf your_word_file.doc
sudo apt-get install cups-pdf
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by David Winterbottom (codeinthehole.com)
$ feh –bg-scale /path/to/wallpaper.jpg
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by David Winterbottom (codeinthehole.com)
$ diffxml() { diff -wb <(xmllint –format "$1") <(xmllint –format "$2"); }
Diffs two xml files by formatting them first using xmllint and then invoking diff.
Usage: diffxml XMLFile1 XMLFile2
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$ upto() { cd "${PWD/\/$@\/*//$@}" }
Usage: upto directory
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by David Winterbottom (codeinthehole.com)
$ jda() { cd $(pwd | sed "s/\(\/$@\/\).*/\1/g"); }
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by David Winterbottom (codeinthehole.com)
$ find . -iname pom.xml -type f -exec bash -c "cat {} | sed s/1\.0\.46\-SNAPSHOT/1\.0\.48\-SNAPSHOT/g > {}.tmp " \; -exec mv {}.tmp {} \;
When a large maven release goes wrong, by deploying just some of the artifacts letting others behind,…
$ cat table-mv.txt | perl -pe ‘s{([^;]+);([^;]+)}{tbl$1/tbl$2}’ | perl -pe ‘s{(\S+)}{perl -i -pe #s/$1/g# xxx.sql}’ | tr "#" "\’" | bash
with a semicolon text file map, apply multiple replace to a single file
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