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linux:commands [2011/12/24 06:18]
cyril |
linux:commands [2024/04/19 13:59] (current)
cyril [List] |
| ====== Current Commands ====== | ====== Usual Commands ====== |
| |
| ===== Links ===== | ===== Links ===== |
| | ''cat <file> | sed 's/string1/string2/g'' | replace string1 by string2 (and a lot more with sed) | | | ''cat <file> | sed 's/string1/string2/g'' | replace string1 by string2 (and a lot more with sed) | |
| | ''sed -i 's/string1/string2/g <files>'' | replace string1 by string2 in all files | | | ''sed -i 's/string1/string2/g <files>'' | replace string1 by string2 in all files | |
| | perl -pi -e "s/string1/string2/g" <files> | replace string1 by string2 in all files (and a lot more with perl) | | | ''echo "Image 10:55.jpg" | sed 's/([0-9]{2}).jpg/\1 #1.jpg/' '' | example with more complex regex | |
| | | ''perl -pi -e "s/string1/string2/g" <files>'' | replace string1 by string2 in all files (and a lot more with perl) | |
| | ''awk 'NR>10 && NR<1000 {print $#}' <file-in>'' | extract lines 10 to 1000 from file-in to file-out | | | ''awk 'NR>10 && NR<1000 {print $#}' <file-in>'' | extract lines 10 to 1000 from file-in to file-out | |
| | ''awk '{ print "[10]("$1","$4","$5","$6")" }' <file-in>'' | reorganize and reformat columns of a file | | | ''awk '{ print "[10]("$1","$4","$5","$6")" }' <file-in>'' | reorganize and reformat columns of a file | |
| | convmv -f iso-8859-15 -t utf8 -r <folder> | convert file names of files in folder from encoding latin9 to utf8 | | | convmv -f iso-8859-15 -t utf8 -r <folder> | convert file names of files in folder from encoding latin9 to utf8 | |
| | paste | merge files by concatenating columns | | | paste | merge files by concatenating columns | |
| | | numfmt --to=iec --format="%.2f" | to convert numbers to and from human-readable format | |
| ^ Programming ^^ | ^ Programming ^^ |
| | nm [-D] / ldd / readelf [-s] | check infos about link and symbols in exe and libs | | | nm [-D] / objdump / ldd / readelf [-s] | check infos about link and symbols in exe and libs | |
| | strace | list system calls a program issues | | | strace | list system calls a program issues | |
| |
| tr '\012' ' ' | tr '\012' ' ' |
