0x02-shell_redirections

0x02-shell_redirections 🔍

Description 📚

This projects deals with redirections and Input/Output in the shell.

Mandatory Tasks 🚓

Files	Description
0-hello_world	Prints "Hello, World" followed by a new line to standard output
1-confused_smiley	Displays a confused smiley "(Ôo)'
2-hellofile	Displays the contents of /etc/passwd
3-twofiles	Displays the contents of /etc/passwd and /etc/hosts
4-lastlines	Displays the last 10 lines of /etc/passwd
5-firstlines	Displays the first 10 lines of /etc/passwd
6-third_line	Displays the third line of the file iacta
7-file	Creates a file named exactly \*\\'"Holberton School"\'\\*$\?\*\*\*\*\*:) containing the text Holberton School
8-cwd_state	Writes the results of the command ls -la into the file ls_cwd_content. If the file exists overwrite otherwise create it.
9-duplicate_last_line	Duplicates the last line of the file iacta
10-no_more_js	Deletes all the regular files with a .js extension that are present in the current directory and all its subfolders
11-directories	Counts the number of directories and sub-directories in the current directory
12-newest_files	Displays the 10 newest files in the current directory
13-unique	Takes a list of words as input and prints only words that appear exactly once
14-findthatword	Displays lines containing the patter "root" from the file /etc/passwd
15-countthatword	Display the number of lines that contain the pattern "bin" in the file /etc/passwd
16-whatsnext	Display lines containing the pattern "root" and 3 lines after them in the file /etc/passwd
17-hidethisword	Display all lines in the file /etc/passwd that don't contain the pattern "bin"
18-letteronly	Display all lines of the file /etc/ssh/ssh_config starting with a letter
19-AZ	Replaces all characters A and c from input to Z and e respectively
20-hiago	Create a script that removes all letters c and C from input
21-reverse	Reverses the given input
22-users_and_homes	Displays all users and their home directories sorted by users.

Advanced Tasks

Files	Description
100-empty_casks	Finds all empty files and directories in the current directory and all its sub-directories
101-gifs	Lists all files with a .gif extension in the current working directory and all its sub-directories
102-acrostic	Decodes an acrostic
103-the_biggest_fan	Parses web server logs in TSV format as input and displays the 11 hosts or IP addresses which did the most requests

Author

Esteban De La Hoz | Twitter | GitHub