programming language, assembly language, and machine language October 14, 2025 | No Comments | C, information, java, python Machine language is a sequence of binary numbers (bits), that is, zeros and ones (0s and 1s) Each set of zeros and ones represents a […]
JShell October 5, 2025 | No Comments | information, java, jshell, linux, macos, maven, script JShell is the interactive command-line tool for the Java programming language. It was officially introduced starting with Java 9 (JDK 9) and is a REPL […]
create a STUN server in Linux Ubuntu September 13, 2025 | No Comments | console, information, java, macos, nc, netplan, P2P, port, public_ip, server A PC cannot know its public IP on its own; it needs a third party, that is a STUN server, it’s like a mirror. This […]
communicate 2 PCs with P2P protocol May 7, 2025 | No Comments | information, java, message, messaging, P2P, port, protocol, public_ip One PC is a server, the other is a client, they communicate using the public IP IPv6. The example is implemented in Java Attention: The […]
Testing a Java-injected Springboot service April 20, 2025 | No Comments | information, java, package, spring-boot You must have the following dependencies, Junit is included, do not add it. you must write down the main class: you must write down the […]
