Introductory tutorial to BitcoinJ – creating a wallet, funding the wallet, and sending some coins other wallets.
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Baeldung Author
Olayemi Michael
I started coding after high school for fun. Coding became passion and Java became my choice of language. I have 5 years experience developing REST APIs for e-commerce and procurement industry. My major focus include Java, Spring Boot, Databases and Rust. If I'm not coding, I write about nutrition and teach people healthy eating.
Here's what I've written (so far):
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Comparison Between Flux.map() and Flux.doOnNext()
Filed under Reactive
The Flux object in reactor allows us to map elements as well as perform operations on them using doOnNext. We look at the differences between mapping and doOnNext.
Using Reactor Mono.cache() for Memoization
Filed under Reactive
In this tutorial, we learn about memoization and demonstrate how to use Mono.cache() from the Project Reactor.
Spring WebClient exchange() vs retrieve()
Filed under Spring WebFlux
In this article, we explore the key methods from the WebClient interface, including retrieve(), exchangeToMono(), and exchangeToFlux().
Convert Google Protocol Buffer Timestamp to LocalDate
Filed under Java Dates
In this tutorial, we learn how to convert a protobuf Timestamp instance to a Java LocalDate.
Logging in Apache Camel
Filed under Logging
Quick intro to logging in a Camel application.
Creating a Spring Security Key for Signing a JWT Token
Filed under Spring Security
In this tutorial, we learn how to sign and verify a JWT token in Spring Boot.
Migrate Application from Spring Security 5 to Spring Security 6/Spring Boot 3
Filed under Spring Security
In this tutorial, we learn how to migrate an existing application using Spring Security 5 to Spring Security 6.
Add Camel Route at Runtime in Java
Filed under Architecture
In this article, we learn how to implement dynamic routing in Apache Camel.