Reza r6m

🏠

Working from home

Developer & devOps

r6m / Dockerfile

Created January 8, 2018 21:38

golang multi stage docker build

	## builder docker
	FROM golang:1.9.2 as builder
	WORKDIR /go/src/buddytest
	copy ./ .

	RUN curl https://glide.sh/get \| sh
	RUN glide install

	RUN go test
	RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o app .

r6m / Dockerfile

Created January 6, 2018 07:33

Laravel docker example

	FROM php:7

	RUN apt-get update -y && \
	apt-get install -y \
	openssl zip unzip git php7.0-mysql \
	php7.0-cli php7.0-common \
	mysql-client

	RUN curl -sS https://getcomposer.org/installer \| php -- --install-dir=/usr/local/bin --filename=composer

r6m / golang-json-stream-decoder

Created January 2, 2018 17:48 — forked from atedja/golang-json-stream-decoder

Example of using JSON Stream Decoder from STDIN

	package main

	import (
	"encoding/json"
	"fmt"
	"os"
	)

	func main() {
	decoder := json.NewDecoder(os.Stdin)

r6m / main.go

Last active December 30, 2017 11:05

golang regex ip v4 & ip v6

	package main

	import(
	"fmt"
	"regexp"
	)

	const (
	regexIPv4 = `(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})`
	regexIPv6 = `((?:[0-9A-Fa-f]{1,4}))((?::[0-9A-Fa-f]{1,4}))::((?:[0-9A-Fa-f]{1,4}))((?::[0-9A-Fa-f]{1,4}))\|((?:[0-9A-Fa-f]{1,4}))((?::[0-9A-Fa-f]{1,4})){7}`

r6m / bash.sh

Last active September 9, 2018 17:24

install docker & docker-compose on ubuntu 16.04 or newer


	#### install docker on ubuntu 16.04 or newer ####

	# update repository
	sudo apt update

	# Install packages to allow apt to use a repository over HTTPS:
	sudo apt install \
	apt-transport-https \
	ca-certificates \

r6m / my-custom.cnf

Created December 22, 2017 16:19 — forked from pascalandy/my-custom.cnf

This mysql config is made to run within the official mysql container.

	### ### ### ### ### ### ### ### ### ### ### ### ### ### ### ### #
	#
	# _dockerfile/mysql/conf.d/my.cnf
	# Last update: 2017-01-05_10h05
	#
	# This mysql config is made to run within the official mysql container.
	# https://hub.docker.com/_/mysql/
	#
	# Inspired by:
	# https://www.percona.com/blog/2016/10/12/mysql-5-7-performance-tuning-immediately-after-installation/

r6m / image.rb

Last active December 18, 2017 05:55 — forked from seancdavis/image.rb

Rails has_many :through Polymorphic Association (http://goo.gl/lxmehk)

	# app/models/image.rb

	class Image < ActiveRecord::Base
	has_many :taggings, :as => :taggable
	has_many :tags, :through => :taggings
	end

r6m / slice_exists.go

Last active November 10, 2019 23:53

golang check if item exists in slice

	package main

	import(
	"fmt"
	"reflect"
	)

	func main() {
	items := []int{1,2,3,4,5,6}
	fmt.Println(SliceExists(items, 5)) // returns true

r6m / bash.sh

Created February 25, 2017 13:36

convert images into video using ffmpeg

	ffmpeg -i input.flv -vf fps=1 out%04d.png

	# fps=1 (1 image per second)
	# fps=2 (2 image per second)
	# fps=1/60 (1 image per minute)
	# fps=1/600 (1 image per 10 minutes)

r6m / bash.sh

Created February 25, 2017 13:34

get images from video using ffmpeg

	ffmpeg -r 10 -f image2 -s 1920x1080 -i %04d.png -vcodec libx264 -crf 25 -pix_fmt yuv420p test.mp4

	# -r is the framerate (fps)
	# -i %04d.png (example 0001.png, 0002.png)
	# -crf is the quality, lower means better quality, 15-25 is usually good
	# -s is the resolution
	# -pix_fmt yuv420p specifies the pixel format, change this as needed