zmackie

• First of all, be sure to understand the importance of the cultural points: read more here The 15-point DevOps Check List
• You should master *nix systems and have a good understanding of how Linux distributions work.
• Pick one OS for your production set-up. No need to get master of every OS out there. It would make your job difficult down the line. Pick one and get a grip over it.
• Be at ease with Terminal. You may have GUIs to manage your servers but you have to LOVE the terminal no matter what’s the case, it is faster, secure and honestly it is easier once you master it.
• “man standing on brown field grass during daytime” by Fredrick Kearney Jr on Unsplash
• How to get the CPU/system info (cat /proc/version, /proc/cpuinfo, uptime, et. al.)
• How cron jobs works. Set cron jobs on specific days/time/month.
• How to know what OS you are running on your machine (cat /etc/lsb-release)
• Learn the difference between different *nix OSs and how to know what OS you are running on your machine (e.g. cat /etc/

zmackie

Pick a programming language

Decision #: 1

Decision:

What programming language should I learn next?

Date:

zmackie

# LOCAL REBUILD
± zm |master → origin ✓| → pack build -p apps --builder cnbs/sample-builder:alpine zmackie/localtest
alpine: Pulling from cnbs/sample-builder
Digest: sha256:9e3cfea3f90fb4fbbe855a2cc9ce505087ae10d6805cfcb44bd67a4b72628641
Status: Image is up to date for cnbs/sample-builder:alpine
alpine: Pulling from cnbs/sample-stack-run
Digest: sha256:f611081e086fcc7f7b8b1eb3b9844f05a34f65dba40656b7bf0d31742964ebbc
Status: Image is up to date for cnbs/sample-stack-run:alpine
===> DETECTING
[detector] io.buildpacks.samples.hello-world 0.0.1

zmackie

asda

zmackie

func openbrowser(url string) {
	var err error

	switch runtime.GOOS {
	case "linux":
		err = exec.Command("xdg-open", url).Start()
	case "windows":
		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
	case "darwin":
		err = exec.Command("open", url).Start()

zmackie

Using jq for environement variable creation is nice, because you can have one blob with the value. Not: export $BLAH=$(cat whatever.json | jq .key) Do: export $BLAH=$(cat whatever.json | jq -r .key) # you must add the -r flag for raw mode.

zmackie

FWIW: I didn't produce the content present here. I've just copy-pasted it from somewhere over the Internet, but I cannot remember exactly the original source. I was also not able to find the author's name, so I cannot give him/her the proper credit.

---

Effective Engineer - Notes

• By Edmond Lau
• Highly Recommended 👍
• http://www.theeffectiveengineer.com/

What's an Effective Engineer?

zmackie

{
  "scripts": {
    "eslint": "LIST=`git diff-index --name-only HEAD | grep .*\\.js | grep -v json`; if [ \"$LIST\" ]; then eslint $LIST; fi"
  },
  "devDependencies": {
    "pre-commit": "0.0.7",
    "eslint": "~0.5.1"
  },
  "pre-commit": [
    "eslint"

zmackie

package main

import (
	"fmt"
	"io"
	"net"
	"time"
)

func main() {

zmackie

Community

• Elixir Slack Group

Cheatsheets

• GenServer Cheatsheet by Benjamin Tan Wei Hao

Books