PicoRuby
PicoRuby (f/k/a mmruby) is an alternative Ruby implementation dedicated to one-chip microcontrollers. The binary fits into less than 256 KB ROM and runs on less than 64 KB RAM. This development was supported by the Ruby Association (RA) Grant program 2020...
Using Policy As Code to manage permissions in REST APIs
Authorization and Authentication (AuthZ and AuthN) are very critical parts of any system for identity and permissions validation and enforcement, AuthN is basically the process to verify who the user is, while AuthZ is the process of validating the user’s...
Azure DevOps Pipelines vs GitHub Actions
In .NET we have been using Azure DevOps Pipelines for our CI/CD needs, but after Microsoft bought GitHub and has promised to support both GitHub Actions along with Azure DevOps Pipelines promising that each platform will be able to perform the same tasks,...
Game server synchronization of large amounts of data in a battle
Multiple players interacting at the same time in a game room will generate a lot of data that needs to be synchronized, such as each player's basic data, change data, skill performance data, damage data, map data, monster data, etc. According to the refre...
How to test a fire extinguisher?
Once I asked my dad how to test a fire extinguisher. He answered: "Very simple! It is necessary to check the expiration date, see that the seal is in place and that there is no visible damage to the case." "Is that all? But how do you know it will work? H...
How to use Firebase Cloud functions to send push notifications
This article provides a quick introduction on how to use Firebase Cloud Functions to send push notifications. There are 2 main advantages in using them: A small amount of code can send iOS and Android push notifications at the same time. There is no need...
Using JWT in Laravel
Json web token JWT, it is a JSON-based open standard that is implemented to transfer statements between web application environment(RFC 7519).The token is designed to be compact and safe, JWT statements are generally used to pass authenticated user identi...
Four tools to improve the efficiency of Flutter development
This article introduces 4 tools that can greatly improve the efficiency of Flutter development. 1. Powerful logging package Printing logs during Flutter development is one of the commonly used debugging methods, but the log printing built in Flutter is ve...
Spring Boot integrated RabbitMQ
Recently I learned about micro services and here is how Spring Boot integrates RabbitMQ to send messages to other micro services. Prerequisites IntelliJ IDEA RabbitMQ Getting started 1.Start by creating an empty Spring Boot project and add the Maven dep...
