Learn about the IndexOutOfBoundsException: “Source does not fit in dest” in Java.
Also find me here:
Baeldung Author
baeldung
This is the standard author on the site. Most articles are published by individual authors, with their own profiles, but when multiple people have a strong contribution, we publish collectively here.
Here's what I've written (so far):
Baeldung on Java
- All
- Weekly Review (514)
- Core Java (225)
- Spring (171)
- Testing (157)
- Spring Boot (152)
- Java (142)
- Java String (121)
- REST (109)
- Spring Security (102)
- Spring MVC (99)
- Persistence (96)
- Java IO (92)
- Jakarta EE (77)
- NoSQL (76)
- Java Collections (73)
- Data (73)
- Spring Data (71)
- Algorithms (69)
- Java Concurrency (64)
- DevOps (64)
- Security (57)
- Series (56)
- Java Dates (52)
- JPA (51)
- Reactive (49)
- Maven (47)
- HTTP Client-Side (46)
- Java Map (45)
- Spring Cloud (42)
- Java Numbers (41)
- Java Streams (40)
- Java Array (40)
- JVM (40)
- Java List (38)
- JSON (37)
- Architecture (37)
- Logging (29)
- Spring Persistence (28)
- Jackson (28)
- IDE (27)
- Gradle (25)
- Spring Web (24)
- Networking (20)
- Cloud (20)
- XML (18)
- Web Services (17)
- Groovy (16)
- Spring WebFlux (15)
- Java Web (11)
- Artificial Intelligence (8)
- Docker (7)
- Spring AI (1)
- News (1)
Check if a Java Program Is Running in 64-Bit or 32-Bit JVM
Filed under JVM
Learn how a Java program can detect whether it’s running in a 64-bit or 32-bit JVM.
Java Weekly, Issue 358
Filed under Weekly Review
2 million virtual threads with Loom, reactive to coroutines, cloud-native Spring Boot, working effectively with databases and context matters!
The transient Keyword in Java
Filed under Core Java
Learn about the transient keyword and see its behavior through examples
Understanding the & 0xff Value in Java
Filed under Core Java
Learn how to use the 0xff value with the bitwise AND operator in Java.
Apache Commons Collections vs Google Guava
Filed under Java Collections
Explore the functionality offered by Apache Commons and Google Guava, specifically in the area of the collections framework.
Java Weekly, Issue 357
Filed under Weekly Review
Revisiting project Jigsaw and first-level cache in Hibernate, a little competition for SDKMAN!, moving data at petabyte scale, and fallacies about time and timezones!
Retrofit 2 – Dynamic URL
Filed under HTTP Client-Side
Learn how to create a dynamic URL in Retrofit2
Accessing Keycloak Endpoints Using Postman
Filed under Security
Learn about the Keycloak REST APIs and how to call them in Postman