Finding files on Linux
Finding files on unix and linux Find is an extremely useful command for finding files. It searches based a specified condition at a specified directory and descends into all subdirectories…
yum tutorial
yum stands for ‘Yellowdog Updater Modified’. YellowDog Linux is a rpm based distribution of Linux created for the ppc architecture. Fedora Core took up this package manager as of Fedora…
tar: 0511-194 Reached end-of-file before expected
This error is caused if the size of your file is larger than the allowed filesize. Suppose the system has a limit of 1 Gb. If you tar and zip…
Installing Newick Utilities on Linux
Newick Utilities is a very powerful and feature rich tool for displaying and manipulating phylogenetic trees. Installation Download Newick Utilities from Newick Utilities tar xzvf newick-utlis-x.tar.gz sudo mv newick-utils-x/src/nw* /usr/local/bin
Recursively counting lines in files in a directory in Linux
To count lines of code in file: To count lines in all php files in a directory This command counts lines in all php files in a directory but ignore…
Comparing files using diff and cmp
The diff command gives details of differences between two files. The cmp command simply tells you whether two files are the same or different. The results would be something like…
scp – secure copy
SCP allows file to be copied to, from, or between different hosts using ssh for data transfer. Copy files from remote computer to a local computer: Copy files from local…
bash: Sorting and Merging files
The following script merges several files into one file. Line 5 creates a sorted list of directory contents. Line six loops through all files with .fasta extension. Line 8 appends…
Editing remote files as if they are local files using sshfs
sshfs allows users to mount a remote location to a local address. Then these files can be edited as if they are local files. To set up
Linux alias command
The alias command assigns a command or set of commands to a string. Aliases are generally used to simply typing a long command or to execute an option to a…