yujiorama’s gists

yujiorama / Dockerfile

Last active August 3, 2024 18:13

java dynaimc cds in container

	FROM openjdk:12-jdk AS base

	ENV SDKMAN_DIR=/usr/local/sdkman

	WORKDIR /myapp

	RUN set -x \
	&& yum update -y \
	&& yum install -y ca-certificates curl zip unzip sed binutils which \
	&& curl -fsSL https://get.sdkman.io \| bash \

yujiorama / yjdfif

Created June 21, 2019 07:38

Flatten diff of yaml or json files

yujiorama / scoop-completion.bash

Created February 18, 2019 00:36

Poor completion script for scoop

	__scoop_command_completion()
	{
	local candidates_
	compword_="${COMP_WORDS[${COMP_CWORD}]}"
	candidates_=$(scoop help \| sed -r -e '/^$/d' -e '/.(Usage\|Some useful\|to get help)./d' \| awk '{print $1}' \| tr '\n' ' ')
	COMPREPLY=($(compgen -W "${candidates_}" -- "${compword_}"))
	}

	complete -o default -o nospace -F __scoop_command_completion scoop

yujiorama / update.sh

Created January 24, 2019 03:18

lombok.jar や plantuml.jar を更新する bash script

	#!/bin/bash
	#
	# download_new_file__
	# require date, stat, curl or http
	#
	download_new_file__()
	{
	local src=$1
	local dst=$2
	if [[ -e ${dst} ]]; then

yujiorama / ssh-completion.bash

Created January 11, 2019 07:45

bash function for ssh command to hostname completion in ssh_config(5)

	# ex: ts=4 sw=4 et filetype=sh

	__hostname_completion()
	{
	local ssh_config_ compword_ hosts_
	if [[ -e "${HOME}/.ssh/config" ]]; then
	ssh_config_="${HOME}/.ssh/config"
	elif [[ -e "/etc/ssh/ssh_config" ]]; then
	ssh_config_="/etc/ssh/ssh_config"
	else

yujiorama / minikube.hyperv.ps1

Created December 18, 2018 05:10

startup script for minikube on Hyper-V VM on Windows 10 Pro

	## Confirm EnableSMB2Protocol, for mount host folder
	Set-SmbServerConfiguration -EnableSMB1Protocol $False -EnableSMB2Protocol $True

	Get-SmbServerConfiguration \| Select-Object -Property EnableSMB1Protocol,EnableSMB2Protocol
	#
	# EnableSMB1Protocol EnableSMB2Protocol
	# ------------------ ------------------
	# False True
	#

yujiorama / switch.ps1

Created November 9, 2018 08:48

Hyper-V の仮想スイッチを作るときのコード片

	# 既存のネットワークアダプタとインターネット接続を共有して外部ネットワークに接続できる仮想スイッチ
	New-VMSwitch -Name External -SwitchType External -NetAdapterName "Wi-Fi"

	# NAT ネットワークを構成する仮想スイッチ
	New-VMSwitch -Name NAT -SwitchType Internal
	$ifIndex = (Get-NetAdapter -Name "vEthernet (Nat)").ifIndex
	New-NetIPAddress -IPAddress 192.168.0.1 -PrefixLength 24 -InterfaceIndex $ifIndex
	New-NetNat -Name NAT -InternalIPInterfaceAddressPrefix 192.168.0.0/24

	# NAT ネットワークを削除

yujiorama / docker-image-tag-list.sh

Created October 9, 2018 01:24

Dockerhub で公開されているイメージのタグ一覧

yujiorama / Demo.java

Created September 16, 2018 07:08

constant-specific method implementations の実装例。会員の種類で割引率が違うとかそういう想定を enum に追い出してるので User は単純なまま。

	import java.util.stream.Stream;

	public class Demo {
	public static void main(String[] args) {
	User user = new User("Bob");
	System.out.printf("user is %s\n", user.getName());
	Stream.of(Role.values()).forEach(role -> {
	user.setRole(role);
	System.out.printf("\tas %s\n", role.name());
	Stream.of(Item.values()).forEach(choise -> {

yujiorama / Fruit.java

Created September 16, 2018 06:38

パッケージプライベートなら同じファイルに複数のクラスを定義できる（コンパイルエラーにならない）

	// https://docs.oracle.com/javase/specs/jls/se8/html/jls-7.html#jls-7.6
	public class Fruit {
	public static void main(String[] args) {
	System.out.println(Apple.values());
	}
	}

	enum Apple {
	FUJI,
	PIPPIN,

	# usage
	# add prefix "library" to public image
	# ditl library/openjdk
	#
	# don't add prefix "library" to common image
	# ditl adoptopenjdk/openjdk11
	#
	ditl() {
	local name=$1
	local next_url="https://registry.hub.docker.com/v2/repositories/${name}/tags/?page=1"

Yuji Okazawa yujiorama