Tag: OS
Ubuntu Overview
CentOS Overview
Operating System Overview
Linux Kernel | What Are an OS and Kernel?
Mac OS | Keyboard Symbols
A quick table of common macOS keyboard symbols and their key names
Linux Commands | Introduction to Linux | Basic Linux Commands
Linux Commands | Introduction to Linux
Introduction to Linux
Operating System/OS
Ports Used by Windows
A list of common ports used by Windows systems and related services
VirtualBox
An overview of Oracle VM VirtualBox, its features, supported display modes, and installation
Network Configuration After CentOS Minimal Installation
Linux Kernel | CPU and Process Management
Linux Kernel
Windows and UNIX-like Systems Use Different Line Break Characters
The difference between CRLF and LF line endings and how to convert them with WordPad or Vim
Linux
Linux Commands | Introduction to Linux | Linux Directories
CentOS
Notes about CentOS
About Ubuntu Linux
Ubuntu에 대한 정리
Rocky
Notes about Rocky Linux
Opening and Checking Ports in CentOS 7
Windows Hyper-V
An overview of virtualization and Hyper-V, plus how to install CentOS on Hyper-V
macOS
Linux Commands | File Management
Linux Commands | Compressed File Management
Linux Command | File Management | ls List Files
Linux Command | File Management | cd Change Directory
Linux Commands | Package Management
Linux Commands | User Management
Linux Commands | Network
Linux Commands | Process Management
Linux Command | File Management | pwd Check Current Path
Linux Command | File Management | mkdir Create Directory
Linux Shell Script
Linux Commands | File Management | rmdir Delete Directories
Linux Commands | Etc.
Linux Commands | File Management | rm Delete Files/Directories
macOS | Installing and Using the Homebrew Package Manager
How to install Homebrew on macOS, resolve common installation issues, use basic brew commands, check configuration, and remove Homebrew
Linux Commands | File Management | cp Copy Files/Directories
Linux Commands | File Management | mv Move Files/Directories
Mac OS | How to Cut and Paste Files
How to copy, paste, and move files in macOS Finder with keyboard shortcuts
Linux Commands | File Management | ln Create Link Files/Directories
Mac OS | Configure Finder Hidden Files
How to show or hide hidden files in macOS Finder and restart Finder
Linux Commands | File Management | head Print File Contents from the Top
Mac OS | Exclude Shadows from Screenshots
How to disable and restore window shadows in macOS screenshots
Linux Commands | File Management | tail Print File Contents from the Bottom
Mac OS | Copy, Paste, and Move Files
How to copy, paste, and move files on macOS with Command and Option keyboard shortcuts
Linux Commands | File Management | cat Print File Contents
Mac OS | Enter a Backtick (`) Instead of Won (₩) on a Korean Keyboard
How to configure macOS so the backtick key enters ` instead of ₩ while using Korean input
Linux Commands | File Management | find Search Files/Directories
Mac OS | Edit the hosts File
How to edit the macOS hosts file with administrator privileges and flush the DNS cache
Linux Commands | File Management | touch Create Empty Files
Mac OS | Find and Stop a Port in Use
How to find the process using a port on macOS with lsof and terminate it by PID
Linux Commands | File Management | chmod Change File/Directory Permissions
Run VSCode from the macOS Terminal
Linux Commands | File Management | chown Change File/Directory Ownership
Mac OS | Change Directory and File Colors in Terminal
How to enable colored directory and file output in macOS Terminal with CLICOLOR and LSCOLORS
Linux Commands | File Management | df Check Disk Usage by Partition
Mac OS X | How to Show Hidden Folders and Files in Finder
The Finder keyboard shortcut for toggling hidden folders and files on macOS
Linux Commands | File Management | du Check Disk Usage by Directory/File
Mac OS | Fix the git xcrun Error After a macOS Update
How to resolve the missing xcrun error by reinstalling Xcode Command Line Tools after a macOS update
Linux Commands | File Management | awk Pattern Search and Processing
Linux Commands | File Management | sort Sorting
Mac OS | Keyboard Shortcuts
A short note about macOS selection keyboard shortcuts
Mac OS | Windows Remote Desktop
How to connect from macOS to Windows with Microsoft Remote Desktop
Linux Commands | Archive File Management | tar, tar.gz Compress and Extract
Linux Commands | Archive File Management | zip, unzip Compress and Extract
Linux Commands | Archive File Management | gz Compress and Extract
Linux Commands | Archive File Management | 7z Compress and Extract
Linux Commands | Process Management | ps Process List
Linux Commands | Process Management | kill Terminate Processes
Linux Commands | Process Management | top Real-Time Process Monitoring
Linux Commands | Process Management | uptime Current Time, Time Since Boot, Logged-in Users, and System Load
Linux Commands | Process Management | nohup Keep Running After the Session Ends
Basic nohup usage, standard output handling, and background execution
Linux Commands | Network | ifconfig Check Network Information
Linux Commands | Network | netstat Check Network Status
Linux Commands | Network | ping Check Whether a Remote Host Is Reachable
Linux Commands | Network | nslookup Check Domain Information
Linux Commands | Network | scp Copy Files Between Servers
Linux Commands | Network | wget Web Download
Linux Commands | Network | curl Web Access
Linux Commands | Shell Script | Vi Editor Commands
A quick reference for starting vi, moving the cursor, editing text, copying, deleting, searching, replacing, saving, and exiting
Linux Commands | Shell Script | How to Use if, for, and while Statements and Conditions
Linux Commands | Shell Script | How to Use Shell Arguments and Parameters
Linux Commands | Misc | logout User Logout
Linux Commands | Misc | shutdown Shut Down the System
Linux Commands | Misc | alias Command Substitution
Linux Commands | Misc | clear Clear the Screen
Linux Commands | Misc | history Command History
Linux Commands | Misc | tree View Directory Structure
Linux Commands | Package Management | apt-get
Linux Commands | Package Management | yum
Linux Commands | Other | Install and Use Samba
How to install Samba on Linux, configure a shared directory, manage Samba users, open firewall ports, and mount the share
Linux Commands | User Management | su Switch Account
Linux Commands | User Management | finger User Information Lookup
Linux Commands | Misc | cal View Calendar
Linux Commands | Misc | date Display and Change Time
Linux Commands | Misc | FTP
Linux Commands | Other | Change the Computer (Host) Name
How to change the Linux host name with hostnamectl and verify it with hostname