Java Programming
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Everything you need to learn Java Programming

Daily Java tutorials, coding challenges, OOP concepts, DSA in Java & more!
Perfect for beginners, CS students & job seekers.

Downloadable PDFs, cheat sheets, interview prep & projects

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PHP, MySQL, JavaScript All-in-One For Dummies.pdf
23.3 MB
PHP, MySQL, & JavaScript All-in-One For Dummies - 2018
Cryptography_and_Cryptanalysis_in_Java.pdf
8.3 MB
Cryptography and Cryptanalysis in Java - 2022
#java #english
Scala for Java Developers_ A Practical Primer.pdf
3.6 MB
Scala for Java Developers: A Practical Primer - 2018
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PROGRAMMING LANGUAGES YOU SHOULD LEARN TO BECOME πŸ‘©β€πŸ’»πŸ§‘β€πŸ’»

βš”οΈ[ Web Developer]
PHP, C#, JS, JAVA, Python, Ruby

βš”οΈ[ Game Developer]
Java, C++, Python, JS, Ruby, C, C#

βš”οΈ[ Data Analysis]
R, Matlab, Java, Python

βš”οΈ[ Desktop Developer]
Java, C#, C++, Python

βš”οΈ[ Embedded System Program]
C, Python, C++

βš”οΈ[ Mobile Apps Development]
Kotlin, Dart, Objective-C, Java, Python, JS, Swift, C#

Join this community for FAANG Jobs : https://t.iss.one/faangjob
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15 Best Project Ideas for Java: β˜•

πŸš€ Beginner Level:

1. Simple Calculator
2. To-Do List Application
3. Number Guessing Game
4. Dice Rolling Simulator
5. Word Counter

🌟 Intermediate Level:

6. Weather App (using API)
7. Quiz Application with Score Tracking
8. Inventory Management System
9. Chat Application (Client-Server)
10. File Organizer Tool

🌌 Advanced Level:

11. E-commerce Backend System (Spring Boot + MySQL)
12. Bank Management System (secure login, transactions)
13. Real-Time Chat Application (multiple clients + database)
14. Online Course Management System (Admin + Students)
15. Hospital/Clinic Management System (appointments, records)

React ❀️ for more

Coding Projects: https://whatsapp.com/channel/0029VazkxJ62UPB7OQhBE502
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Working under a bad tech lead can slow you down in your career, even if you are the most talented

Here’s what you should do if you're stuck with a bad tech lead:

Ineffective Tech Lead:
- downplays the contributions of their team
- creates deadlines without talking to the team
- views team members as a tool to build and code
- doesn’t trust their team members to do their jobs
- gives no space or opportunities for personal / skill development

Effective Tech lead:
- sets a clear vision and direction
- communicates with the team & sets realistic goals
- empowers you to make decisions and take ownership
- inspires and helps you achieve your career milestones
- always looks to add value by sharing their knowledge and coaching

I've always grown the most when I've worked with the latter.

But I also have experience working with the former.

If you are in a team with a bad tech lead, it’s tough, I understand.

Here’s what you can do:

βž₯don’t waste your energy worrying about them

βž₯focus on your growth and what you can do in the environment

βž₯focus and try to fill the gap your lead has created by their behaviors

βž₯talk to your manager and share how you're feeling rather than complain about the lead

βž₯try and understand why they are behaving the way they behave, what’s important for them

And the most important:

Don’t get sucked into this behavior and become like one!

You will face both types of people in your career:

Some will teach you how to do things, and others will teach you how not to do things!

Coding Projects:πŸ‘‡
https://whatsapp.com/channel/0029VazkxJ62UPB7OQhBE502

ENJOY LEARNING πŸ‘πŸ‘
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List of topics you need to cover if you're preparing for Java Interviews based on current Job market:

1. Core Java Fundamentals (Refer to already posted topics)
2. Advanced Java
- Design Patterns
- Multithreading
- Java Memory Model
- Performance Optimization
- Reflection & Dynamic Proxies
3. Spring Framework
- Spring core concepts
- Spring boot
- Spring Data JPA
- Spring Security
- Spring cloud
- Spring webflux
4. Hibernate
5. Testing (JUnit, Mockito, Integration, Functional, Performance Testing)
6. Build Tools (Maven / Gradle)
7. Logging
8. RDBMS, NoSQL DBs
9. WebSecurity Concepts
10. REST API concepts
11. CI/CD (Jenkins, GitHub Actions)
12. Containerization (Docker, Kubernetes)
13. Version Control (GitHub)
14. Monitoring (Grafana, ELK Stack etc)
15. Cloud (AWS, Azure, GCP (Very rare) )
16. Spring boot microservices
16. Messaging systems
17. Caching Strategies
18. System Design
19. Data Structures
20. Algorithms
21. Agile Methodologies
22. Behavioral questions
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Join our WhatsApp channel for the free resources: https://whatsapp.com/channel/0029VamdH5mHAdNMHMSBwg1s
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Daily habits to become a better programmer:

⌨️ Code every day β€” consistency beats intensity

πŸ“– Read others’ code β€” learn new patterns and styles

🧠 Reflect on what you coded β€” find what could be improved

❓ Ask questions β€” never be afraid to seek help

πŸ“ Write pseudocode before jumping in

πŸ” Debug your own bugs before Googling

πŸ§ͺ Try new tools or libraries regularly

✍️ Document your work β€” future-you will be grateful

βœ… Finish what you start β€” even small projects teach a lot

Programming Projects: https://whatsapp.com/channel/0029VazkxJ62UPB7OQhBE502

ENJOY LEARNING πŸ‘πŸ‘
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Roadmap to Java Programming
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