nyanshiba

Cloudflare DDNS bash client with systemd

This is a bash script to act as a Cloudflare DDNS client, useful replacement for ddclient.

Look out!

A newer version is available!

This gist will no longer update, instead please go to https://github.com/lifehome/systemd-cfddns for more updated versions.

How to use?

Put the cfupdater files to /usr/local/bin

If you are using IPv4 for A record, append -v4 to cfupdater in the following systemd service unit.

WebRTC の優位性

更新:	2018-09-21
作者:	@voluntas
作者サイト:	https://voluntas.github.io/
バージョン:	18.9.3
セッション日時:	2018-09-25 21:10-21:30
セッション場所:	さくらインターネット大阪本社

Firefox Dark Background

How to change the background on Firefox to a dark one on new tab / loading screen ?

Procedure

Type about:config in the URL bar
Search toolkit.legacyUserProfileCustomizations.stylesheets and double-click the field to set it to true
Type about:support in the URL bar
Look for Profile folder field and click on the open button next to it.

Tutorial: how to create a personal VPN server based on Linux Debian, strongSwan, certificates authentification and ready to use .mobileconfig profiles to use on iPhone, iPad and Mac

This is a part of a big article I posted on Medium. Here is only a tutorial.

We're going to create a personal VPN server, using the following technologies:

IKEv2 as a VPN protocol
Linux Debian as a server OS
strongSwan as a VPN server
Certificates as an authentication method

You can use this tutorial on any hosting you prefer.

Fabric Mod List

This page contains a list of the current Minecraft Fabric mods. (As of 2021-08-19 08:05:23 Timezone: UTC+0000 (GMT))

To search for mods by name, category, or download count, visit the website, fibermc.com!

Note: You can view a mod's source files by following the "Source" link on its CurseForge page, assuming that the mod's creator has made such files public.

There are currently 2954 mods in this list.

DNSフラグメント攻撃に対する権威サーバ側の緩和策について

背景

DNSフラグメント攻撃についてはこちらを参照されたい。

IP fragmentation attack on DNS

	URL Schemes

	Apple

	Apple Music — music://geo.itunes.apple.com/us/albums/<albumID>
	– music://geo.itunes.apple.com/us/artists/<artistID>

	Apple News — applenews://
	App Store — itms-apps://itunes.apple.com/app/<appID>
	Apple TV — videos://

	// Simple RGB to Linear RGB function respecting negative values
	half channelToLinearChannel(half channel) {
	if (fabs(channel) <= 0.04045) {
	return channel / 12.92;
	}

	return sign(channel) * pow((fabs(channel) + 0.055) / 1.055, 2.4);
	}

	// Converting RGB to Linear RGB

	//参考:https://onlinepckan.net/tool/ffuserconfigsecurity.html
	// メモリキャッシュ容量。メモリどれだけ積んでいるかによって値は変わってくる。-1だと自動管理
	user_pref("browser.cache.memory.capacity", -1);
	//ディスクキャッシュ無効化
	user_pref("browser.cache.memory.enable", true);
	user_pref("browser.cache.disk.enable",false);
	user_pref("browser.cache.disk_cache_ssl", false);
	user_pref("browser.cache.check_doc_frequency", 0);

	//タブの更新頻度の設定

	#!/bin/sh

	RESET=`tput sgr0`
	RED=`tput setaf 1`
	GREEN=`tput setaf 2`

	if [ "$1" ]; then

	if ! [ -e "$1" ]
	then