Linux is one of the most popular Operating Systems used in todays world. Read more
Foss : Linux - English
Outline: General Purpose Utilities in Linux echo uname who passwd date cal Brief overview on Files and directories pwd ls cat
Outline: File System File Directory File Inode Types of Files Home directory and Current directory Change Directory(cd) mkdir,rmdir
Outline: Working with Regular Files cat rm cp mv cmp wc
Outline: File Attributes chown, chmod, chmod -R, displaying files with ls -l chmod u+, chmod a-w, chmod g+w, chmod -r, chgrp inode, hard link, symbolic link
Outline: Redirection Pipes Input,output and error stream Redirection : > and >> Pipes : |
Outline: Working with Linux Process Process Shell process Process spawning - parent and child process Process attributes - pid, ppid Init Process User proces..
Outline: The Linux Environment Environment variable vs Local variables set command env command SHELL, HOME, PATH, LOGNAME, PS1, PS2 history ! and ~ ali..
Outline: Basics of System Administration Root login-su User management - UID, GID, useradd, usermod, userdel Discs – Du, df
Outline: Simple filters Head tail sort cut paste
Outline: The grep command To see the content of a file To list the entries of a particular stream To ignore cases Lines that do not match the pattern To list ..
Outline: More on grep command Search using grep To match more than one pattern To check a word that has different spelling Character class The use of * T..
Outline: The sed command sed To print using sed Line Addressing Context Addressing
Outline: Some more on sed command substitute insert delete
Foss : Linux AWK - English
Outline: Overview of Linux AWK About awk commands AWK Process Glimpse of Spoken Tutorials available on AWK - Basics of AWK - Variables Operators - Conditional Statements - Loops ..
Outline: Basics of awk Awk Preliminaries Selection criteria action Formatted printing - printf Fields and -F option Regular expressions NR - number ..
Outline: Variables and Operators in Awk -User defined variables -Variable Initialisation -Operators -String Concatenation -String matching operator -Regular expressions -Relationa..
Outline: Built-in variables record separator RS output record separator ORS number of records NR number of fields NF field separator FS output field separator OFS FILENAME awk scr..
Outline: Conditional statements in awk: What are conditional statements Syntax of conditional statements Defining the rules or conditions to be checked and corresponding actions to be ta..
Outline: Loops in awk: Conditional loops in awk for loop while loop do-while loop Search pattern using awk Process data in single and multiple files using next nextfi..
Outline: What are Arrays in awk How it is different from arrays in other programming languages Refer the elements of an array Syntax of assigning an array element The index in awk arr..