intellij-setup.md

Setting Up IntelliJ IDEA

Step 1: Install IntelliJ IDEA Community Edition

• Visit the IntelliJ IDEA download page and download the Community Edition.
• Follow the installation instructions based on your operating system.

Step 2: Open IntelliJ IDEA and Create a New Java Project

1. Open IntelliJ IDEA after installation.

2. Click on "Create New Project" or go to File > New > Project.

3. Select "Java" on the left sidebar and choose "Java" as the Project SDK.

4. Click "Next."

5. Enter a Project Name (e.g., HelloWorld) and click "Finish."

Step 3: Create a Java Hello World Class

1. In the Project Explorer, locate the "src" folder.

2. Right-click on the "src" folder and choose New > Java Class.

3. Name the class (e.g., HelloWorld) and click "OK."

4. Inside the class, write a simple Java Hello World program:

   public class HelloWorld {
       public static void main(String[] args) {
           System.out.println("Hello, World!");
       }
   }

Step 4: Set Up the Terminal with Git Bash

1. Open IntelliJ IDEA and go to View > Tool Windows > Terminal.

2. In the terminal, type the following command to set Git Bash as your default terminal:

   git config --global core.autocrlf input

Step 5: Making Commits and Pushing Changes via Terminal

5.1 Check Status

Before making a commit, check the status of your repository:

git status

5.2 Stage Changes

Stage the changes you want to commit:

git add .

You can also stage specific files:

git add file1.txt file2.java

5.3 Commit Changes

Commit the staged changes with a descriptive message:

git commit -m "add: Hello world project"

5.4 Push Changes to Remote Repository

Push the committed changes to the remote repository (replace main with your branch name):

git push origin main