This demonstrates how to find duplicate lines in a file.

This demonstrates renaming or moving a file using the mv command.

This demonstrates using the find command to locate files with specific extensions (.swift or .m).

This demonstrates creating multiple directories in a single command using mkdir.

This demonstrates using the tail command to display the last 10 lines of a file.

This demonstrates using the locate command to search for a file by name in the filesystem.

Search for the string foo in the file /bar and display one line of context around each match. This demonstrates using grep with the --context option to show surrounding lines for better context in search results.

This demonstrates using sed for find-and-replace operations in text files.

This script prints the first 10 lines of the file file.txt.

This demonstrates sorting a file in descending order.

This demonstrates printing the current date and time using the date command.

This demonstrates the use of the screen command to start a terminal multiplexer session, enabling the management of multiple terminal windows within a single session.

This demonstrates searching for specific file types recursively.

This demonstrates using sed to perform a global search and replace operation within a file.

This demonstrates displaying the current routing table using the ip route show command.

This demonstrates how to preview the first 5 lines of a file using the head command.

This script counts the number of lines, words, and bytes in the file foo.txt.

This demonstrates using the find command to locate all .txt files within a directory and its subdirectories.

This script searches for the string foo in the directory /bar recursively, following symbolic links.

Count the number of lines in file.txt that match the regex pattern ^foo.*bar$. The -c option in grep is used to print the count of matching lines instead of the lines themselves. This demonstrates how to count occurrences of a specific pattern in a file.