joecwu

published	tags
true	ScalaInDepth Scala Programming

[Scala In Depth] Scala Case Classes

這篇同步發佈在我的Blog和Gist。

這篇文章，基本上是參考這篇Scala Case Classes In Depth來寫的，閱讀吸收後以我的例子與描述方式以中文寫下。

joecwu

published	tags
true	Docker

[Docker] Private Registry

這篇同步發佈在我的Blog和Gist。

前言

最近開始run startup，非常忙碌，沒什麼時間寫blog，但是有些難找的東西，還是要記錄一下，看看能不能幫到別人。

joecwu

published	tags
true	Docker

[Docker] Push Error

這篇同步發佈在我的Blog和Gist。

背景

joecwu

#!/bin/sh

# Make sure to:
# 1) Name this file `backup.sh` and place it in /home/ubuntu
# 2) Run sudo apt-get install awscli to install the AWSCLI
# 3) Run aws configure (enter s3-authorized IAM user and specify region)
# 4) Fill in DB host + name
# 5) Create S3 bucket for the backups and fill it in below (set a lifecycle rule to expire files older than X days in the bucket)
# 6) Run chmod +x backup.sh
# 7) Test it out via ./backup.sh

joecwu

version: '2'
services:
  elasticsearch1:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.2.2
    container_name: es1
    environment:
      - cluster.name=docker-cluster
      - bootstrap.memory_lock=true
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:

joecwu

import $ivy.`org.scalaz::scalaz-core:7.2.+`
import $ivy.`org.json4s::json4s-jackson:3.+`
import $ivy.`org.json4s::json4s-ext:3.+`
import $ivy.`com.github.nscala-time::nscala-time:2.18.+`
import scalaz._
import Scalaz._
import com.github.nscala_time.time.Imports._
import scala.io.Source
import org.json4s._
import org.json4s.jackson.JsonMethods._

joecwu

#!/bin/bash

if [ -z $1 ]; then
  echo "usage: $0 APP_SEARCH_HOST APP_SEARCH_AUTH ES_HOST ENGINE_NAME"
  exit 1
else
  APP_SEARCH_HOST=$1
fi

if [ -z $2 ]; then

joecwu

##################################################################
# /etc/elasticsearch/elasticsearch.yml
#
# Base configuration for a write heavy cluster
#

# Cluster / Node Basics
cluster.name: logng

# Node can have abritrary attributes we can use for routing

joecwu

Oh my zsh.

Install ZSH.

sudo apt install zsh-autosuggestions zsh-syntax-highlighting zsh

Install Oh my ZSH.