DEV Community

Java

More than just a cup of coffee, Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Instance(Object) Variable

Instance(Object) Variable

Comments
1 min read
How do you handle optional query parameters in Spring Boot?

How do you handle optional query parameters in Spring Boot?

5
Comments
3 min read
Refactoring Your Classes with Clprolf and `indef_obj`

Refactoring Your Classes with Clprolf and `indef_obj`

Comments
3 min read
How Do You Read Query Parameters in Spring Boot?

How Do You Read Query Parameters in Spring Boot?

5
Comments
3 min read
👉 My Spring Boot App Kept Crashing… Until I Fixed Exception Handling

👉 My Spring Boot App Kept Crashing… Until I Fixed Exception Handling

2
Comments 4
2 min read
JSON-Only Communication - I built a lightweight Java framework for Japan's "SI" projects (third attempt in 10 years) #003

JSON-Only Communication - I built a lightweight Java framework for Japan's "SI" projects (third attempt in 10 years) #003

Comments
4 min read
Top 10 noteworthy Java errors in 2025

Top 10 noteworthy Java errors in 2025

Comments
16 min read
How Do You Map Different Exceptions to Different HTTP Status Codes in Spring Boot?

How Do You Map Different Exceptions to Different HTTP Status Codes in Spring Boot?

5
Comments
4 min read
How Do You Read Query Parameters in Spring Boot?

How Do You Read Query Parameters in Spring Boot?

5
Comments
3 min read
From PostgreSQL to Redis: How We Reduced Authentication Latency by 98% in Production

From PostgreSQL to Redis: How We Reduced Authentication Latency by 98% in Production

1
Comments
11 min read
Scaling Java with Write-Behind Caching

Scaling Java with Write-Behind Caching

Comments
4 min read
How Do You Handle Validation Errors Globally in Spring Boot?

How Do You Handle Validation Errors Globally in Spring Boot?

5
Comments
4 min read
Java Variable

Java Variable

Comments 4
1 min read
In-Memory Caching with Caffeine: Why You Don’t Always Need Redis (Right Away)

In-Memory Caching with Caffeine: Why You Don’t Always Need Redis (Right Away)

1
Comments
3 min read
Beyond CRUD: Designing a Multi-Tenant Data Isolation Architecture in Java

Beyond CRUD: Designing a Multi-Tenant Data Isolation Architecture in Java

1
Comments
3 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.