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Java Puzzles to Eliminate Code Fear

7h 33m 44s
English
Paid

This course helps you build skill and confidence with core Java tasks. You will write code, solve small puzzles, and learn by doing.

Why This Course Exists

Many new developers struggle with simple coding tasks. This includes loops, string work, and small logic problems. I have seen this often while interviewing candidates.

Some applicants have strong degrees or long resumes. Yet their code breaks when they face a basic problem. This gap is not about school. It comes from weak skill with fundamental tools.

The Real Skill Gap

You need solid control of building blocks like loops, lists, strings, logic, and recursion. These ideas appear in every language. You use them to solve most problems.

When you know these tools well, you write clear code with less stress.

How You Learn Here

You do not learn to program by only reading. You learn by writing code many times and facing new problems.

This course gives you steady practice through short puzzles. Each puzzle uses only a small slice of Java. This keeps you focused on core skill, not big frameworks or extra setup.

Challenge and Solve

Each concept includes a coding challenge. You try the task on your own first. Then you see a clear walkthrough of the solution.

This method has helped many students gain speed, insight, and confidence.

About the Author: Udemy

Udemy thumbnail

Udemy is the largest open marketplace for online courses on the internet. Founded in 2010 by Eren Bali, Oktay Caglar, and Gagan Biyani and headquartered in San Francisco, the company went public on the Nasdaq in 2021 under the ticker UDMY. The platform hosts well over two hundred thousand courses across software development, IT and cloud, data science, design, business, marketing, and creative skills, taught by tens of thousands of independent instructors. Roughly seventy million learners use it worldwide, and the corporate arm — Udemy Business — supplies a curated subset of that catalog to enterprise customers.

Because Udemy is a marketplace rather than a single editorial publisher, the catalog is uneven by design. The strongest material lives in the long-form, project-based courses authored by working engineers — full-stack JavaScript, React, Node.js, Python data science, AWS, Docker and Kubernetes, mobile development with Flutter and React Native, and cloud certification preparation. The CourseFlix listing under this source is the slice of that catalog that has been mirrored here for offline-friendly viewing, organized by topic and updated as new releases land. Pricing on Udemy itself swings dramatically with the site's near-permanent sales, which is why the platform is best treated as a deep reference catalog: pick instructors with strong reviews and a track record of updating their material rather than buying on the headline price alone.

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#1: Course Structure
All Course Lessons (30)
#Lesson TitleDurationAccess
1
Course Structure Demo
05:01
2
Basics of Java Programming & the Main Method
19:53
3
Basics of String Manipulation + Assignment
19:03
4
String Manipulation Continued + Solution
21:12
5
Conditionals & Program Flow + Assignment & Solution
19:08
6
Using While Loops + Assignment & Solution
19:50
7
Using For Loops + Assignment & Solution
13:40
8
Nested For Loops & Using the Eclipse debugger
17:16
9
Using Arrays + Assignment & Solution
15:14
10
Introducing Recursion + Assignment
15:40
11
Recursion Continued + Solution
09:35
12
Watch Before Moving Forward - IMPORTANT !
19:05
13
Logic Centric Puzzles + Solutions
14:49
14
More Logic Centric Puzzles + Solutions
19:53
15
Concluding Logic Puzzles + Solutions
11:34
16
Looping Puzzles + Solutions
20:00
17
Looping Puzzles Continued + Solutions
19:59
18
Recursion Puzzles
09:47
19
More Recursion Puzzles
09:00
20
Class And Object
12:36
21
Program Flow
11:41
22
Java Behind The Scenes
24:08
23
Application Runtime
11:11
24
Class Inheritance
13:53
25
Interfaces and Abstractions
11:29
26
Abstract Classes
15:25
27
Abstract Data Types (Newly Added)
10:19
28
Stacks
19:29
29
Stacks (HW Solution)
05:36
30
Queues
18:18
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Frequently asked questions

What prior knowledge do I need before enrolling in this course?
This course assumes some familiarity with basic programming concepts. You should have a foundational understanding of Java syntax and general programming structures such as loops and conditionals. If you are already comfortable with simple Java programs and want to deepen your understanding of core concepts like strings, arrays, and recursion, this course is suitable for you.
What kind of projects or exercises will I work on during the course?
The course focuses on small coding puzzles designed to reinforce fundamental Java skills. You will engage in exercises involving string manipulation, loops, conditionals, recursion, and logic-centric problems. The exercises are structured to provide hands-on practice with each concept, culminating in coding challenges that you attempt independently before reviewing solution walkthroughs.
Who is the target audience for this course?
This course is tailored for beginner to intermediate Java developers who struggle with basic coding tasks. It is ideal for those who want to build confidence in using Java's core features, such as loops, strings, and recursion, to solve everyday programming problems. It is also beneficial for developers looking to improve their problem-solving skills in preparation for technical interviews.
How does the depth of this course compare to other Java courses?
Unlike courses that cover wide-ranging topics and frameworks, this course zeroes in on mastering fundamental Java concepts. It offers deep, repeated practice on loops, strings, recursion, and logic through coding puzzles. This focused approach helps learners strengthen their core programming skills, making it distinct from courses that may skim these essentials to cover more advanced topics.
Does the course cover Java frameworks or libraries?
No, this course does not cover Java frameworks or additional libraries. The focus is on mastering the core building blocks of Java programming. By emphasizing fundamental principles such as loops, conditionals, and recursion, the course prepares you to approach more complex frameworks and libraries with a solid foundation in Java basics.
How much time should I expect to dedicate to this course?
The course consists of 30 lessons, each designed to be concise and focused on a specific aspect of Java programming. While the total runtime is not specified, it is advisable to set aside time for both instruction and hands-on practice. Completing the coding puzzles and assignments will require additional time beyond watching the lesson videos, depending on your current skill level.
What value does this course provide for career advancement?
This course builds essential programming skills that are applicable across various programming languages and development environments. By focusing on core Java concepts such as loops, strings, and recursion, you will develop the problem-solving abilities that are crucial in technical interviews and real-world software development. This foundational knowledge enhances your ability to tackle more advanced topics and technologies in your career.