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This will be an article – edited multiple times – that will include links to packages of Micro Service Java Modules for Any App. Such common modules are user functionalities, roles, access, security, notification systems, performance and more. After the basic stuff, I’m gonna dive into app building and several modules required for a blockchain…
Public / Private Key Cryptography is the core that allows the Internet to function. If I must use the metaphor from IT Crowd – if there is any “Internet Box” – it is the hash & crypto math. Use Cases HTTPS / SSL HTTPS/SSL allows any user to communicate with the servers – with a…
As the Log4J Problem swarmed the Internet, I’ve been thinking about the possible – Solutions. But, I found a blog post that pretty much covered it https://spring.io/blog/2021/12/10/log4j2-vulnerability-and-spring-boot. Solution for the older versions, Application Server Administrators could remove the unused Appenders from the Jar File. If an app is logging only to Files or to Console,…
Logging best practice is to have the possibility to detect different events and situations in a software system. When such modules are installed, finding what is important could be completed even while the application is running and without stopping it. Logging – On/Off Switch It is a good practice to be able to disable the…
Most of my life I’ve been Java Dev and in recent times I’ve started Entering the Crypto Space – Ethereum to be exact. There are several articles, tutorials, places to get to know the stuff in theory. After you’ve understood the basics (Ethereum for Java Developers), there is the Web3J library to start getting your…
In this article you’ll get samples of how to Generate Globally Unique Identifier or GUID in Java, PHP and Flutter. Why Use it? Globally Unique Identifiers have certain benefits over number/integer based auto incrementing keys and ids. They are uniquely and randomly created on multiple devices and servers. This is useful in multi-server architectures and…
In this article I’ll enumerate the few steps to migrate Spring Boot Project Configuration – From Jar to War File. Let me start with – if you’ve started your project from the scratch with the idea of building a war file, you could select this option on https://start.spring.io/. This way you will not need any…