Steve Jiang garukun

🐢

Taking a stroll away from GitHub for a bit

garukun / di.go

Created April 11, 2018 17:15

dependency injection pattern

garukun / Brewfile

Last active June 26, 2017 13:24

Common Brewfile

	# Install Homebrew (http://brew.sh)
	# and then install brew bundle, `brew tap Homebrew/bundle`,
	# and finally run `brew bundle`!

	# Golang
	brew 'glide'
	brew 'go'
	brew 'godep'
	brew 'graphviz'
	brew 'gnuplot'

garukun / bash.html

Created April 1, 2016 21:14

	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
	<!-- saved from url=(0013)http://cb.vu/ -->
	<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
	<title>[[email protected]]~></title>
	<link rel="icon" href="data:image/x-icon;base64,AAABAAEAEBAAAAAAAABoBQAAFgAAACgAAAAQAAAAIAAAAAEACAAAAAAAQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAA////AOBfLwBbX14AWxgYABg8RwC/g14AGBgYAL9OJAB8KhgAfHFeAOCDUgC/g0cAGCo7AOCDXgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

garukun / bash_kafka

Created February 20, 2016 06:20

Bash Kafka Script

	#!/bin/bash

	# kftopic performs several Kafka utility commands on a particular running Kafka
	# container. See usage.
	function kftopic {
	case "_$1" in
	_create)
	docker exec $2 /bin/bash -c "\$KAFKA_HOME/bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 3 --topic $3" ;;
	_describe)
	docker exec $2 /bin/bash -c "\$KAFKA_HOME/bin/kafka-topics.sh --describe --zookeeper localhost:2181 --topic $3" ;;

garukun / bash_go

Created February 20, 2016 06:18

Bash commands for Go

	#!/bin/bash
	# GO

	export GOPATH=~/developments/go
	export PATH=$PATH:/usr/local/opt/go/libexec/bin:$GOPATH/bin
	# Go vendor feature.
	export GO15VENDOREXPERIMENT=1

	devgo() {
	cd ~/developments/go/src/github.com/$@

garukun / bash_docker

Last active February 20, 2016 06:15

Bash script for Docker related commands

	#!/bin/bash

	# Docker Machine

	# dmls lists all available Docker machines.
	dmls() {
	docker-machine ls
	}

	# dmclean cleans all Docker containers, dangling imeages, and dangling volumes.

garukun / gitconfig

Created February 20, 2016 06:11

Useful Git config

	[alias]
	ci = commit
	cm = commit -am "squash!"
	co = checkout
	b = branch
	cob = checkout -b
	s = status
	dg = difftool -t intellij -d
	tree = log --graph --decorate --oneline
	[color]

garukun / reflectivejson.go

Created October 28, 2015 01:20

Go reflective with JSON Marshaling

	package main

	import "fmt"
	import "reflect"
	import "encoding/json"

	func main() {
	fmt.Println("Hello, playground")
	f([]byte(`{"P":123,"Q":"abc"}`), A{})

garukun / status.go

Last active October 23, 2015 17:15

Go Status Page Using expvar

	package status

	import (
	"expvar"
	"net/http"
	"encoding/json"
	)

	// Status method dumps application variables and their values in JSON format.
	func Status(writer http.ResponseWriter, request *http.Request) {

garukun / backpressure-detection.go

Last active April 14, 2023 09:47

Go example regarding channels and backpressure

	// https://play.golang.org/p/z2eYKhyoIk
	package main

	import "fmt"
	import "time"
	import "sync"

	// Blocking detection for when pushing on filled buffered channel by using default.
	func main() {
	ch1 := make(chan int, 2)