vsnguyen

;; Vector
(def my-vector [1 2 3])

(let [[x y z] my-vector]
  (+ x y z))
;; 6

;; String
(def my-string "hola")

vsnguyen

;; defmacro
;; only run at compile time

;; Simple
(defmacro unless [condition expression]
  (list 'if condition nil expression))

(unless (> 2 3) true)
;; (if (> 2 3) true nil)

vsnguyen

(def my-atom (atom nil))
;; @my-atom
;; nil
(defn update-my-atom [value] (reset! my-atom value))
@my-atom
;; nil
(update-my-atom 10)
;; 10
@my-atom
;; 10

vsnguyen

;; (replace value regex replacement)

vsnguyen

#!/bin/bash

function tmux-attach(){
  SESSION_NAME=$1
  tmux attach -t $SESSION_NAME
}

function tmux-new(){
 SESSION_NAME=$1
 tmux new -s $SESSION_NAME

vsnguyen

;; write
(def write-bs
  (let [baos (java.io.ByteArrayOutputStream.)]
    (with-open [oos (java.io.ObjectOutputStream. baos)]
      (.writeObject oos "hello"))
    (.toByteArray baos)))

;; read bs
(defn read-bs
  [bs]

vsnguyen

# Local
git tag -d tag-name

# Remote
git push --delete origin tag-name

vsnguyen

# Create
git tag -a tag-name -m "tag message"

# Push
git push --tags

vsnguyen

version: '3.1'

services:
  app:
    depends_on:
     - db
    image: wordpress:latest
    ports:
     - 8000:80
    environment:

vsnguyen

const Comp3 = ({item}) => {
  return(
    <div>simple return</div>
  )
}


const Comp2 = ({data}) => {
  return(
    <React.Fragment>