Issue: I have a 16G memory and configured swap as 16G. When start mysql docker, mysqld uses crazy amount of memory and make the system…
Objective: Installing and configuring Gitlab and Jenkins on Raspberry Pi 2 Background: I currently have extra Raspberry Pi and would like to use for…
[따라하기] 아두이노 기초 – 초음파센서 사용하기 by ODIY 한국과학창의재단 Ardunio – Ultrasound sensor with LED #define TRIG 2…
[따라하기] 아두이노 기초 – LED와 버튼 제어하기 by ODIY 한국과학창의재단 Arduino – LED Wave #define DELAY_TIME 100 void setup()…
Time Clock Management System (Yii2 REST API + Angular 2 + Docker) Source Repo: https://github.com/chrisleekr/time-clock-management-system-yii2-rest-api-angular2-docker This is a personal project for learning Angular 2.…
Docker 1.12 – Deploying Docker Services within Docker Swarm Mode and Docker Machine Source Repo: https://github.com/chrisleekr/docker-swarm-scalable-web-application-architecture This is proof-of-concept project to set up Docker Swarm…
Raspberry Pi의 IP를 알아낸다음에 Router에서 DMZ를 설정하여 외부 IP로 접속할 경우 Raspberry Pi로 접근이 되도록 한다. Raspberry Pi에 아파치를 설치한다. 설치방법: https://www.raspberrypi.org/documentation/remote-access/web-server/apache.md 외부 IP로 접속하여 Apache…
Disable ping $ echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all Install iptables and iptables-persistent $ sudo apt-get install iptables iptables-persistent $ sudo service iptables-persistent start Create…
Run tor and proxy server in docker and set Chrome browser to send all traffics to docker tor proxy server Environment: Windows 7 Docker Toolbox – https://www.docker.com/products/docker-toolbox…
import RPi.GPIO as GPIO from time import sleep PIN18 = 12 PIN25 = 22 GPIO.setmode(GPIO.BOARD) GPIO.setup(PIN25, GPIO.IN) GPIO.setup(PIN18, GPIO.OUT) LEDON = False while 1:…