A quick and practical overview of converting JSON to CSV in Java.
Here's what I've written (so far):
Converting Iterable to Collection in Java
Filed under Java
Learn how to convert an Iterable to a Collection with a core Java solution or other libraries
Determine File Creation Date in Java
Filed under Java
JDK 7 introduced a way to see a file’s creation date. Learn what it is.
Java Weekly, Issue 285
Filed under Weekly Review
A cool library for testing database migrations in JUnit that uses throwaway Docker containers, and a method for making S3 signed URLs cacheable.
Copying Sets in Java
Filed under Java
Learn several different ways how to copy a Set in Java.
The Spring Boot Starter Parent
Filed under Spring Boot
Learn how to use the Spring Boot Starter Parent.
Java Optional as Return Type
Filed under Java
Learn the best practices and when to return the Optional type in Java.
Spring Session with MongoDB
Filed under Spring
Learn how to manage Spring Sessions with MongoDB.
Decode an OkHttp JSON Response
Filed under HTTP Client, JSON, Library
Learn several techniques for decoding a JSON OkHttp response
Java Weekly, Issue 284
Filed under Weekly Review
A new Spring Cloud Services project for building service brokers, and a look at Hypersistence Optimizer, a performance tuner for JPA and Hibernate applications.
Using SpringJUnit4ClassRunner with Parameterized
Learn how to use the Parameterized JUnit test runner with a Spring integration test
Guide to ApplicationContextRunner in Spring Boot
Filed under Spring Boot, Testing
Learn how to make the best out of ApplicationContextRunner in Spring Boot.
Will an Error Be Caught by Catch Block in Java?
Filed under Java
A quick and practical introduction to Java Errors.
Geospatial Support in MongoDB
Filed under Persistence
Have a look at how to store, index and search geospatial data with MongoDB
Refactoring in Eclipse
Filed under DevOps
Learn how to apply several refactoring operations in the Eclipse Java IDE.
Enabling Transaction Locks in Spring Data JPA
Filed under Persistence
Learn how to enable Transaction Locks in Spring Data JPA.
Java Weekly, Issue 283
Filed under Weekly Review
A good primer on implementing feature toggles and managing them in a microservices architecture, and a review of messaging between Message-Driven Beans.
Explore Jersey Request Parameters
Explore how to read different request parameter types via a simple Jersey project.
Composite Primary Keys in JPA
Filed under Persistence
Learn how to configure a JPA entity for more than one primary key column, diving into the tradeoffs between @EmbeddedId or @IdClass.
Understanding the NumberFormatException in Java
Filed under Java
Learn the various causes of NumberFormatException in Java and some best practices for avoiding it.