HowToDoInJava

Java Basics Tutorials

These java basic tutorials in intended for absolute beginners. If you are just beginning to learn java, you should go through these tutorials, otherwise skip them.

  1. Java UUID Generator Example
  2. Pairs in Java
  3. Java command line arguments
  4. A Guide to Recursion in Java
  5. Java Naming Conventions
  6. Difference between this and super in Java
  7. strictfp modifier in Java
  8. Difference between final, finally and finalize in Java
  9. Java boolean keyword
  10. Java assert keyword – assertion in Java
  11. Java abstract keyword – abstract classes and methods
  12. Java Control Flow Statements
  13. Java tuple – Working with tuples in Java
  14. Java hashCode() and equals() – Contract, rules and best practices
  15. Java wrapper classes – autoboxing, unboxing and conversion examples
  16. Java Comments
  17. Java variables
  18. What is Java JDK, JRE and JVM – In-depth Analysis
  19. Correct way to compare floats or doubles in Java
  20. Java Static – Variable, Method, Block, Class and Import Statement
  21. Java classpath
  22. Java System Properties
  23. Static Import Declarations in Java
  24. Java create class – how to create objects?
  25. Continue keyword / statement in Java
  26. Java break keyword
  27. do-while loop in Java
  28. while loop in Java
  29. Java for-each loop | enhanced for-each loop example
  30. for loop in Java
  31. Switch Statement in Java
  32. if-else statement in Java
  33. What is Block Statement in Java
  34. Types of Statements in Java
  35. A guide to Java Operators
  36. Little-Endian and Big-Endian in Java
  37. Data Types in Java
  38. What is Java programming language?
  39. Primitive Data Types in Java
  40. Java transient keyword example
  41. Difference between 32-bit java vs. 64-bit java
  42. Difference between java.exe and javaw.exe
  43. Labeled Statements in Java
  44. Instanceof operators don’t need explicit null checks
  45. Usage of class sun.misc.Unsafe
  46. Java View/Generate Bytecode of Class File
  47. Java Wrapper Classes Internal Caching
  48. Java Pass-by-Value vs. Pass-by-Reference
  49. Java puzzle – Why try-catch-finally blocks require braces?
  50. Java main() method
  51. finalize() Method in Java – Why you should not use it?
  52. How to create immutable class in Java