SuTree

Docker Hub 镜像加速器

国内从 Docker Hub 拉取镜像有时会遇到困难，此时可以配置镜像加速器。

Dockerized 实践 https://github.com/y0ngb1n/dockerized

1️⃣ Docker daemon 配置代理（推荐）

How to use Hexo and deploy to GitHub Pages

1. Install Hexo

$ sudo npm install -g hexo-cli

$ hexo -v
hexo-cli: 0.1.9

ffmpeg

Converting Audio into Different Formats / Sample Rates

Minimal example: transcode from MP3 to WMA:
ffmpeg -i input.mp3 output.wma

You can get the list of supported formats with:
ffmpeg -formats

Convert WAV to MP3, mix down to mono (use 1 audio channel), set bit rate to 64 kbps and sample rate to 22050 Hz:

使用ffmpeg合并MP4文件

ffmpeg -i "Apache Sqoop Tutorial Part 1.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate1.ts
ffmpeg -i "Apache Sqoop Tutorial Part 2.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate2.ts
ffmpeg -i "Apache Sqoop Tutorial Part 3.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate3.ts
ffmpeg -i "Apache Sqoop Tutorial Part 4.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate4.ts
ffmpeg -i "concat:intermediate1.ts|intermediate2.ts|intermediate3.ts|intermediate4.ts" -c copy -bsf:a aac_adtstoasc "Apache Sqoop Tutorial.mp4"

如何成为黑客

How To Become A Hacker

Eric Steven Raymond, Thyrsus Enterprises, < [email protected] >

翻译：柯非, < [email protected] >

	#!/usr/bin/python3

	import asyncio
	import time
	import socket
	import argparse

	import aiohttp

	class MyConnector(aiohttp.TCPConnector):

	server {
	listen 80 default_server;
	server_name domain.com;
	rewrite ^ https://$server_name$request_uri? permanent;
	}

	server {
	listen 443 default_server;

	server_name domain.com;

	server {
	listen 80 default_server;
	server_name domain.com;
	rewrite ^ https://$server_name$request_uri? permanent;
	}

	server {
	listen 443 default_server;

	server_name domain.com;

	upstream transmission {
	server 127.0.0.1:9091; #Transmission
	}
	server {
	listen 443 ssl http2;
	server_name example.com;
	auth_basic "Server Restricted";
	auth_basic_user_file /var/www/myWebSite/web/.htpasswd;

	# Path to the root of your installation

	# NOTE: registry keys for IE 8, may vary for other versions
	$regPath = 'HKCU:\Software\Microsoft\Windows\CurrentVersion\Internet Settings'

	function Clear-Proxy
	{
	Set-ItemProperty -Path $regPath -Name ProxyEnable -Value 0
	Set-ItemProperty -Path $regPath -Name ProxyServer -Value ''
	Set-ItemProperty -Path $regPath -Name ProxyOverride -Value ''

	[Environment]::SetEnvironmentVariable('http_proxy', $null, 'User')