Differences

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--- linux:commands [2011/09/15 09:03]
cyril
+++ linux:commands [2012/01/16 15:10]
cyril
@@ Line 1: / Line 1: @@
-====== Current Commands ======
+====== Usual Commands ======
 ===== Links =====
@@ Line 62: / Line 62: @@
 | ''awk 'NR==1 { t=$1 } NR>1 { dt=t-$1; t=$1; print dt; }' <file-in>'' | output the difference between two consecutive lines |
 | ''cat <file> | tr '[:lower:]' '[:upper:]' '' | convert lowercase to uppercase (and a lot more with tr) |
+| ''date +"%Y/%m/%d %H:%M:%S" | tr '\012' ' ' >> log.log'' | write date in a file without the last line return |
 | ''cat <file> | wc -l'' | count number of lines (and a lot more with wc) |
 | iconv -f iso-8859-15 -t utf8 <file> | convert file content from encoding latin9 to utf8 (see also ''recode'') |
@@ Line 67: / Line 68: @@
 | paste | merge files by concatenating columns |
 ^  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 |
+tr '\012' ' '