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10 Courses

Course

Introduction to Java

  • BasicSkill Level
  • 4.7+
  • 5.3K

Learn Java from the ground up with this beginner-friendly course, mastering essential programming concepts and skills.

Software Development

4 hours

Course

Intermediate Java

  • BasicSkill Level
  • 4.7+
  • 1.7K

Learn to write cleaner, smarter Java code with methods, control flow, and loops.

Software Development

4 hours

Course

Introduction to Object-Oriented Programming in Java

  • IntermediateSkill Level
  • 4.7+
  • 1.4K

Learn key object-oriented programming concepts, from basic classes and objects to advanced topics like inheritance and polymorphism.

Software Development

4 hours

Course

Data Types and Exceptions in Java

  • IntermediateSkill Level
  • 4.6+
  • 841

Learn to work with Plain Old Java Objects, master the Collections Framework, and handle exceptions like a pro, with logging to back it all up!

Software Development

4 hours

Course

Input/Output and Streams in Java

  • IntermediateSkill Level
  • 4.6+
  • 638

Advance your Java skills by learning to handle files, process data, and build clean, reusable code using real-world techniques.

Software Development

4 hours

Course

Introduction to Testing in Java

  • AdvancedSkill Level
  • 4.6+
  • 281

Learn how to write effective tests in Java using JUnit and Mockito to build robust, reliable applications with confidence.

Software Development

3 hours

Course

Optimizing Code in Java

  • AdvancedSkill Level
  • 4.6+
  • 270

Learn key techniques to optimize Java performance, from algorithm efficiency to JVM tuning and multithreading.

Software Development

3 hours

Course

Cleaning Data in Java

  • IntermediateSkill Level
  • 4.7+
  • 159

Master data cleaning in Java using statistical methods, transformations, and validation for reliable apps.

Importing & Cleaning Data

4 hours

Course

Querying a PostgreSQL Database in Java

  • AdvancedSkill Level
  • 5.0+
  • 36

Connect Java to PostgreSQL with JDBC. Write secure queries, manage transactions, and handle large datasets efficiently.

Software Development

3 hours

Course

Importing Data in Java

  • IntermediateSkill Level
  • 5.0+
  • 29

Learn to import, manipulate, and transform data in Java using the Tablesaw library. Work with CSV files, tabular structures, and complex JSON formats.

Software Development

3 hours

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