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"
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# Clash Meta 懒人配置 | |
# https://gist.github.com/liuran001/5ca84f7def53c70b554d3f765ff86a33 | |
# 作者: 笨蛋ovo (bdovo.cc) | |
# Telegram: https://t.me/baka_not_baka | |
# 修改自官方示例规则 https://wiki.metacubex.one/example/#meta | |
# 转载请保留此注释 | |
# 尽量添加了较为详尽的注释,不理解的地方建议对照 Clash Meta Wiki 进行理解 | |
# 不理解的地方不要乱动,这套规则我自己在用是正常没问题的,搞坏了我不负责 | |
# 推荐机场: 倾城极速 (https://qcjs.pro/) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"); | |
/* This Source Code Form is subject to the terms of the Mozilla Public | |
* License, v. 2.0. If a copy of the MPL was not distributed with this | |
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
/* | |
* This style will hide the tab bar. For MacOS Big Sur | |
* | |
* Contributor(s): Isaac-Newt, Ivan0xFF, millerdev, AMomchilov | |
*/ |
This is a short post that explains how to write a high-performance matrix multiplication program on modern processors. In this tutorial I will use a single core of the Skylake-client CPU with AVX2, but the principles in this post also apply to other processors with different instruction sets (such as AVX512).
Matrix multiplication is a mathematical operation that defines the product of
See this issue.
Docker best practise to Control and configure Docker with systemd.
-
Create
daemon.json
file in/etc/docker
:{"hosts": ["tcp://0.0.0.0:2375", "unix:///var/run/docker.sock"]}
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* SMBLoris attack proof-of-concept | |
* | |
* Copyright 2017 Hector Martin "marcan" <marcan@marcan.st> | |
* | |
* Licensed under the terms of the 2-clause BSD license. | |
* | |
* This is a proof of concept of a publicly disclosed vulnerability. | |
* Please do not go around randomly DoSing people with it. | |
* | |
* Tips: do not use your local IP as source, or if you do, use iptables to block |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import "bytes" | |
func StreamToByte(stream io.Reader) []byte { | |
buf := new(bytes.Buffer) | |
buf.ReadFrom(stream) | |
return buf.Bytes() | |
} | |
func StreamToString(stream io.Reader) string { | |
buf := new(bytes.Buffer) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
ACM大量习题题库 | |
ACM大量习题题库 | |
现在网上有许多题库,大多是可以在线评测,所以叫做Online Judge。除了USACO是为IOI准备外,其余几乎全部是大学的ACM竞赛题库。 | |
USACO | |
http://ace.delos.com/usacogate | |
美国著名在线题库,专门为信息学竞赛选手准备 |