Linux Commands Cheat Sheet - Searching and Sorting

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Abhijeet

(@abhijeet)

Byte Beginner

Joined: 2 months ago

Posts: 29

Topic starter 10/03/2024 9:39 pm

This cheat sheet is aimed to assist you in finding files and content within files, as well as sorting data in various ways.

Command	Description
`find /path -name 'filename'`	Search for files or directories within a specified path that match the given filename.
`find /path -type f -size +50M`	Find files larger than 50MB in a specific path.
`grep 'pattern' file`	Search for all lines in a file that match a specified pattern.
`grep -r 'pattern' /path`	Recursively search for a pattern within all files under a specified directory.
`grep -v 'pattern' file`	Search for all lines that do not match the pattern.
`grep -i 'pattern' file`	Perform a case-insensitive search.
`awk '/pattern/ {action}' file`	Search for a pattern in a file using AWK and perform an action on matching lines.
`sed -n '/pattern/p' file`	Search for a pattern in a file using SED and print the matching lines.
`sort file`	Sort the lines of a file in alphabetical order.
`sort -r file`	Sort the lines of a file in reverse order.
`sort -n file`	Sort the lines of a file numerically (useful for sorting lines that start with numbers).
`uniq file`	Filter out consecutive duplicate lines in a file. Typically used with `sort` to sort and then remove duplicates.
`uniq -c file`	Prefix lines by the number of occurrences.
`uniq -d file`	Only print duplicate lines.
`comm -12 file1 file2`	Compare two sorted files and print only the lines that appear in both files.
`diff file1 file2`	Compare files line by line and output the differences.
`sdiff file1 file2`	Side-by-side comparison of file contents.
`locate filename`	Find files by name quickly using a database (updated with `updatedb`).
`which command`	Locate a command and display its pathname or alias.
`find /path -perm 755`	Find files with specific permissions.
`find /path -user username`	Find all files owned by a specific user.
`cut -d':' -f1 file`	Cut out the first field of each line in a file, fields are delimited by `:`.

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