mkatari-bioinformatics-august-2013-introlinuxnotes
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mkatari-bioinformatics-august-2013-introlinuxnotes [2015/06/11 11:33] – [Transferring Files] mkatari | mkatari-bioinformatics-august-2013-introlinuxnotes [2015/06/11 11:50] (current) – [Controlling Jobs] mkatari | ||
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the : at the end is very important because it tells the shell that is a server and not a file name. The : by itself puts the file in your home directory, but you can specify a specific path if you wanted to. | the : at the end is very important because it tells the shell that is a server and not a file name. The : by itself puts the file in your home directory, but you can specify a specific path if you wanted to. | ||
+ | |||
+ | Now to copy the file back to my computer I will use the following command. Note that this time I am also renaming the file on my computer. | ||
+ | |||
+ | < | ||
+ | [Manpreet.WIN-OAOVO3NM02E] ➤ scp mkatari@hpc.ilri.cgiar.org: | ||
+ | Unauthorized access is prohibited. | ||
+ | allusers_local.txt | ||
+ | |||
+ | </ | ||
+ | |||
+ | ====== Controlling Jobs ====== | ||
+ | |||
+ | The following commands and keyboard short-cuts can come in handing when you need to cancel, suspend, or start a job. | ||
+ | |||
+ | ^Command^Action^ | ||
+ | |ctrl-C|Terminate current running job| | ||
+ | |ctrl-Z|Suspend Jobs| | ||
+ | | bg | Once a job has been suspended '' | ||
+ | | fg | In order to put a background job in the foreground type '' | ||
+ | | & | When executing a command and you want to put it in the background immediately put the ''&'' | ||
+ | | jobs | This gives a list of jobs (suspended, running, and terminating)| | ||
+ | | top | This starts an interface where you can see all jobs. To see all jobs under your account type '' | ||
+ | |||
+ | ====== Commands for manipulating and querying files ====== | ||
+ | |||
+ | Some more cool commands | ||
+ | |||
+ | ^Command^Action^ | ||
+ | |less/more | read through the file without loading the entire file. Press spacebar to continue or q to quit. | | ||
+ | |touch | create an empty file | | ||
+ | |head | show the first few lines of the file| | ||
+ | |tail | show the last few lines of the file| | ||
+ | |cat | read through the file(s)| | ||
+ | |grep | search for patterns in a file or files| | ||
+ | |cut | separate file based on columns| | ||
+ | |comm/diff | compare and see the difference between the files. The files have to be sorted before using either of these commands.| | ||
+ | |split | splits file into smaller files based on the options| | ||
+ | |sort | sort the file base on the options selected.| | ||
+ | |wc | wordcount| | ||
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mkatari-bioinformatics-august-2013-introlinuxnotes.1434022410.txt.gz · Last modified: 2015/06/11 11:33 by mkatari