JavaBasics

Intro project to teach the basics of the Java programming language

Setup For Meetings/Tutorials

• Install VSCode https://code.visualstudio.com/ - this will be our IDE (Integrated Development Environment)
• Install the "Coding Pack for Java" for VSCode https://code.visualstudio.com/docs/java/java-tutorial
• Install GitHub Desktop to get the code we will be reviewing https://desktop.github.com/
• Clone the code for this project to your machine
  • Open GitHub desktop, click the Clone button, click the URL tab and use the URL https://github.com/RustBeltRobotics/JavaBasics

Useful References/Tutorials

• Java Intro
  • https://docs.oracle.com/javase/tutorial/java/nutsandbolts/index.html
• Keywords, operators and concepts reference
  • https://www.geeksforgeeks.org/java-cheat-sheet/
• VSCode usage
  • https://code.visualstudio.com/docs/languages/java
• Java 17 javadocs
  • https://docs.oracle.com/en/java/javase/17/docs/api/index.html

VSCode Keyboard Shortcuts

• F2
  • Rename symbol (use to rename methods, variables, classes - automatically updates existing references/filenames)
• F5
  • Debug program
• Ctrl + Mouse Click (or Ctrl + F12) [when cursor is over class/type]
  • Go To Definition
• Ctrl + /
  • Comment / Uncomment single line
• Ctrl + T
  • Search for symbol in workspace (find classes by name, includes those in the JDK and external libraries)
• Ctrl + P
  • Quick open file by name (in your project)
• Ctrl + F
  • Search/find text in current file
• Ctrl + Shift + F
  • Search/find text in entire project
• Ctrl + H
  • Search & Replace text in current file
• Ctrl + Shift + H
  • Search & Replace text in entire project
• Ctrl + .
  • Quick fix (use to address highlighted errors, missing imports, etc.)
• Ctrl + F5
  • Compile and run program
• Ctrl + F12
  • Go to implementations (use when cursor is over an interface or class name)
• Shift + F12
  • Go to references (use when cursor is over an interface or class name to see where it is used in your project)
• Shift + Alt + H
  • Show call hierarchy (use when cursor is over a method to see the tree of how it is called in your project)
• Shift + Alt + F
  • Autoformat file (applies proper indentation, bracket alignment, etc.)
• Ctrl + K, then Ctrl + F
  • Autoformat selection (highlight the code you want formatted first)