Simple maze game
Task: Learn game development process with my younger son and write simple maze game. Implementation: Link: to play game.
Author: Alex (page 9)
How to disable run multiple cron jobs on different EC2 instances
Task: Disable run multiple cron jobs on different EC2 instances with common EFS directory Implementation Run bash script as a…
Yii get user’s attributes
Task: get password from user Object: app\models\User#1( => null => null => null … => […
Amazon Linux + Apache + phpFPM
Task: Prepare environment with Apache and phpFPM Implementation: install apache: yum install httpd install php-fpm: yum install php-fpm add autostart:…
Arduboy sound example
Task: Play simple sound on the Arduboy device: Implementation: Done.
CLI RPN Calculator
Task: Implement a command-line reverse polish notation (RPN) calculator using a language that you know well. Language: Java Java command…
How to make dump of Elasticsearch index
Task: Create dump of index in JSON format Steps: install npminstall elasticdump tools:npm install elastic dump -gcommand to make a…
Arduino fast sin function
Task: Create fast function to get math sinus. One of implementation – create array for each degree values: float sin…
HowTo tar with process symlink directory files
Task: compress directory with all symlink files. Use command: # tar -cvhf backup.tar /backupdirectory Result – tar.gz file with all…
Configure WP HyperDB plugin
Task: Add and configure HyperDB plugin to work with master and slave MySQL databases. Implementation:Configure MySQL master and slave from…
Docker: Setup MySQL master-slave
Task: create docker-compose environment to run MySQL master and slave servers. Implementation: docker-compose.yml file: version: ‘2’ services: mysqldb-master: image: mysql:5.7…
Setup nginx+php7.2fpm Ubuntu 18.04
Install NGINX # Install software-properties-common package to give us add-apt-repository package sudo apt-get install -y software-properties-common # Install latest nginx…