GAS or GNU as syntax is a different form of syntax for assembly language files, known also as AT&T syntax after the original style. It is commonly used by other versions of GAS for other architectures (i.e. non-x86). This guide is not a complete refe…

Address operand syntax There are up to 4 parameters of an address operand that are presented in the syntax displacement(base register, offset register, scalar multiplier). This is equivalent to [base register + displacement + offset register * scalar…

NASM mode for Emacs   Quick post for those Emacs users out there.   The common assembler used on GNU/Linux nowadays is the GAS assembler, part of the GNU Compiler Collection (GCC). If, like me, you get upset with the AT&T syntax and prefer working wi…

关于ffmpeg FFmpeg是一個自由軟體,可以執行音訊和視訊多種格式的錄影.轉檔.串流功能,包含了libavcodec——這是一個用於多個專案中音訊和視訊的解碼器函式庫,以及libavformat——一個音訊與視訊格式轉換函式庫. --以上内容摘自 https://zh.wikipedia.org/wiki/FFmpeg 环境 Ubuntu Desktop 16.04 LTS FFmpeg配置 1.关于yasm 在安装ffmpeg之前,还是先安装下yasm吧 (其实,也可以不装,在编译ffm…

Yasm 1.3.0 Release Notes http://yasm.tortall.net/releases/Release1.3.0.html Target Audience Welcome to the 1.3.0 release of the Yasm Modular Assembler. Its target audience includes people who want to: use a mature NASM-syntax x86 and AMD64 assembler…

This document is the user manual for the Yasm assembler. It is intended as both an introduction and a general-purpose reference for all Yasm users. 1. Introduction Yasm is a BSD-licensed assembler that is designed from the ground up to allow for mult…

早先Microsotf的Windows Live Writer(WLW)现在已经开源了,并且更名为Open Live Writer,但是现在Windows Live Writer还是可以现在,Open Live Writer相较于WLW官方说删减了一些功能,但是也添加了一些新的功能.对于一般博主来说已经够用了.OLW现在已经成为.NET Foundation的一部分了. 本来Open Live Writer是准备支持插件的,但是目前为止仍不支持插件.在WLW中经常使用的代码高亮插件多数是synt…

同事反馈他在一测试服务器(CentOS Linux release 7.2.1511)上修改了/etc/profile文件后,使用source命令不能生效,让我帮忙看看,结果使用SecureCRT一登录就发现下面错误信息: Last login: Fri Nov 4 00:42:45 2016 from 10.20.34.14   -bash: $'\r': command not found   -bash: $'\r': command not found   -bash: $'\r': c…

There are N gas stations along a circular route, where the amount of gas at station i is gas[i]. You have a car with an unlimited gas tank and it costs cost[i] of gas to travel from station i to its next station (i+1). You begin the journey with an e…

演示如何获取文件的缩略图 FileSystem/ThumbnailAccess.xaml <Page x:Class="XamlDemo.FileSystem.ThumbnailAccess" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmln…