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Linux File Permission Cheatsheet

📌️🔰 Termux (Linux-like environment

📁 Directory / Folder Commands

pwd Current working directory එක display කරනවා.
ls Current folder එකේ files/folders list කරනවා.
ls -l Detailed view (permissions, size, owner, date) දෙනවා.
ls -a Hidden files (dotfiles) සමඟ list කරනවා.
cd <folder> Folder එකට යනවා.
cd .. Parent folder එකට යනවා.
cd ~ Home folder එකට යනවා.
mkdir <folder> නව folder එකක් create කරනවා.
mkdir -p <path> Nested folder structure එකක් create කරනවා.
rmdir <folder> Empty folder එකක් delete කරනවා.
rm -rf <folder> Folder සහ එහි සියලු files delete කරනවා.

📄 File Commands

touch <file> නව empty file එකක් create කරනවා.
cat <file> File එකේ content එක display කරනවා.
less <file> Long file scrollable view එකේ බලනවා.
head <file> File එකේ මුල් 10 lines display කරනවා.
tail <file> File එකේ අග 10 lines display කරනවා.
cp <source> <dest> File copy කරනවා.
mv <source> <dest> File/folder move / rename කරනවා.
rm <file> File delete කරනවා.
file <file> File type එක display කරනවා.

🔍 Searching / Finding

find <path> -name "<pattern>" Folder path එක තුල pattern match වෙන files search කරනවා.
grep "<text>" <file> File content එකේ specific text search කරනවා.
grep -r "<text>" <folder> Folder එකේ සියලු files වල text search කරනවා.
locate <file> File system එකේ file quick search (database update)

📝 File Permissions

ls -l File/folder permissions display කරනවා.
chmod 755 <file> File/folder permission change කරනවා.
chown user:group <file> File/folder owner change කරනවා.
stat <file> File metadata display කරනවා.

📦 Misc File Utilities

du -sh <folder> Folder size human-readable format එකෙන් බලනවා.
df -h Disk space usage human-readable format එකෙන් බලනවා.
tar -cvf archive.tar <folder> Folder compress කරන්න (tar)
tar -xvf archive.tar Tar file extract කරනවා
zip archive.zip <folder> Folder zip කරනවා
unzip archive.zip Zip file extract කරනවා

🔗 Symbolic / Hard Links

ln -s <target> <linkname> Symbolic link (shortcut) create කරනවා
ln <target> <linkname> Hard link create කරනවා

🧭 Navigation / Shortcuts

~ → Home folder

. → Current folder

.. → Parent folder

/ → Root folder

📌️ file system management commands.

This tool enhances the nano text editor with syntax highlighting for various programming languages, providing a more visually appealing and efficient coding experience. With this tool, users can easily read and edit code using nano in the Termux environment, offering support for multiple languages. 🔧 Features: IM-COOL-BOOY-NANO-SYNTAX for different programming languages in nano. Customizable and easy-to-use setup. Termux compatibility for users on mobile devices. Backup system for nano files. Fully open-source and free to use. 📂 Installation: Update default packages: apt update && apt upgrade -y Install necessary packages such as Python and nano. Setup IM-COOL-BOOY-NANO-SYNTAX and backup directories. Enjoy improved syntax highlighting in your nano editor.! Installation: TOOL

* apt update && apt upgrade -y

* apt install python -y

* pkg install nano -y

* git clone https://github.com/imcoolbooy/IM-COOL-BOOY-NANO-SYNTAX.git

* cd IM-COOL-BOOY-NANO-SYNTAX

* chmod +x *

* bash install.sh

Save Time! HTML Shortcuts Cheat Sheet (VS Code Only)

https://github.com/imcoolbooy/COOLBOOY-AI.git • A powerful, extensible command-line AI assistant that supports multiple AI providers • COOLBOOY is designed for developers, system administrators, and power users who want intelligent assistance directly in their terminal It supports OpenAI, Anthropic, Google, and custom APIs.

One popular and versatile tool for Termux is called

Nmap

Nmap is a powerful network scanning and security auditing tool that can be used for various network exploration, vulnerability scanning, and security auditing tasks. Here is how you can install and use Nmap in Termux:

pkg update pkg upgrade pkg install nmap

    Use Nmap to scan a target network or host: To scan all ports of a target host, you can use the following command:

nmap target_ip

You can also specify a range of IP addresses or use other Nmap options for more advanced scanning techniques. For the full list of options, you can run

nmap --help

Nmap provides various scanning techniques and output formats to ensure a thorough network security assessment. Be sure to use Nmap responsibly and with permission from the network owner when scanning external targets

📌️ manpages vs erlang file conflict * හොදයි අපි බලමු මොකද්ද මේ pkg වල ඇතිවෙන ගශ්ටනය ඇත්තටම මෙක normally termux bug එකක් ඔයාල manpages install කරලා තියෙද්දි erlang install කරන්න උස්සහා කරොත් already install වෙලා තියෙන manpages package එකේ file overwrite කරන්න උත්සහ කරනවා ඉතින් termux dpkg system එක override එක allow නොකරන නිසා මේක error මචන් අපි දැන් බලමු මෙක fix කරගන්න පුලුවන් විදිහ. • apt --fix-broken install • dpkg -i --force-overwrite /data/data/com.termux/cache/apt/archives/erlang_28.3_aarch64.deb • apt remove manpages • apt install erlang * නැවත manpages install කරන්න • apt install manpages * දැන් clean package cache • apt clean • apt update • apt upgrade • apt --fix-broken install

• apt list --installed | grep manpages

• apt list --installed | grep erlang

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fzf lets you instantly search anything on your phone using fuzzy search. You can find files, folders, commands, history, scripts super fast. It works inside any command. Example: Type this and instantly filter results while typing: ls | fzf

pkg update -y && pkg upgrade -y
pkg install fzf -y
echo "fzf installed successfully.!