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Code Terminal

Practice Real Commands in a Safe Environment

Master Linux, Python, Java, and SQL commands with our interactive terminal simulator. Switch between technologies, run real commands, and learn without breaking anything.

Linux & DevOps

Docker, Git, Systemctl, and more Linux commands

Python Programming

Python scripts, pip packages, and virtual environments

Java & Databases

Java compilation, Maven, Gradle, and database commands

OneHubGlobal Terminal
Live Terminal

How to Use the Terminal:

  • • Type commands and press Enter or click Run to execute
  • • Use help to see available commands
  • • Try python -c "print('Hello World')" for Python execution
  • • Try compile System.out.println("Hello World"); for Java execution
Technology:
Linux/DevOps Terminal
Linux/DevOps Learning Environment
devops@learning:/home/devops$

Live Code Editor

Write and execute Python & Java code in real-time

Python Editor

Python EditorLive Python Code Execution
Lines: 3Characters: 67Language: python
●Live Execution Enabled

Java Editor

Java EditorLive Java Compilation & Execution
Lines: 4Characters: 107Language: java
●Live Execution Enabled

How to Use the Code Editor

  • •Write your Python or Java code in the editor above
  • •Click "Run Code" to execute your code in real-time
  • •Use "Reset" to restore the default example code
  • •Or use terminal commands like python -c "print('Hello')" or run print('Hello')

Command Reference

Essential commands for each technology

Linux/DevOps

System administration and containerization

docker psList containers
git statusGit repository status
systemctl statusService status
chmod +x fileMake executable

Python

Scripting and package management

python --versionCheck version
pip install pkgInstall package
pip listList packages
python script.pyRun script

Java

Compilation and build tools

javac Main.javaCompile Java
java MainRun class
mvn compileMaven build
gradle buildGradle build

SQL

Database operations

mysql -u userConnect MySQL
psql -U userConnect PostgreSQL
sqlite3 db.sqliteOpen SQLite
show databasesList databases

Learning Tips

Pro tips to master the terminal

Getting Started

  • •Start with help to see all commands
  • •Try ls to explore directories
  • •Use pwd to see your location

File Operations

  • •Create files with touch
  • •Make directories with mkdir
  • •Read files with cat

System Monitoring

  • •Check system with uname -a
  • •Monitor processes with ps
  • •Check disk space with df -h