General Linux
in [Linux and Unix]
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add / remove specific commands from path on-the-fly Oftentimes I install packages with commands that I don't use very often (Distro:RHEL). I want to have their commands in my path only on explicit toggling. Say, package foo has foo_cmd1 foo_cmd2 etc. and it unnecessary clutters my "tab-completion-list" to have them list each time I do a f-Tab. I want to includ... 25 Jun 2008 16:02
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"unroll" a matrix in awk: loop behaviour How do I impliment looping behaviour in awk. I have a matrix in a text file that I need to "unroll" 1 2 3 4 5 6 7 8 9 0 0 1 1 0 2 2 0 3 0 1 4 1 1 5 2 1 6 etc. The inner index is incremented only when a new line is encountered an... 23 Jun 2008 11:41
Swap usage Hi How to know if my linux is currently using swap or not, e.g. Top: Mem: 4041528k total, 3988108k used, 53420k free, 87912k buffers Swap: 2048248k total, 29364k used, 2018884k free, 2359168k cached If it is not currently using swap, how to check if it hit the swap frequency? Thanks. ... 24 Jun 2008 10:14
How to remove specific file extensions recursively in subdirectories? Nicole wrote: You were right, 1PW! Dan from comp.unix.shell suggested: find /dir/hier/archy -type f -print0 | xargs -0 rename _.don "" find /dir/hier/archy -type f -print0 | xargs -0 rename .don "" and it worked like a charm, a perfect solution to that problem! Thanks again, Nicole ... 23 Jun 2008 02:29
How to remove specific file extensions recursively insubdirectories? On Sun, 22 Jun 2008 14:24:33 -0700, Nicole wrote: The task at hand is renaming thousands of files within about one hundred directories and subdirectories, and I am sure there must be an easy way to do it from the command line, but right now I can't think of it and it's driving me mad... I need to g... 22 Jun 2008 19:22
how to (r)sync group-ownerships? I just moved a bunch of files from one system to another using tar/gzip. Now after unpacking and modifying I realized that on a small number of files the group-ownership is wrong (some strange bug in tar/gzip I guess cause this didnt happen the first time). So now I just want to sync (probably with rsync) the... 23 Jun 2008 13:45
How to remove specific file extensions recursively in subdirectories? The task at hand is renaming thousands of files within about one hundred directories and subdirectories, and I am sure there must be an easy way to do it from the command line, but right now I can't think of it and it's driving me mad... I need to get rid of two specific extensions that were added erroneously to... 23 Jun 2008 10:39 |