intro Nowdays every electronic computer is based on  Boole Algebra and Sequential Logic,So my post will be based on those too.After introducing BooleAlegebra and Sequential Logic,I will specify a simple architecture of modern electronic computer. I e…
OpenNI1.5 VS2013配置环境后,编译会出现这个错误: 错误 error C1189: #error : Xiron Platform Abstraction Layer - Win32 - Microsoft Visual Studio versions above 2010 (10.0) are not supported! c:\program files\openni\include\XnPlatform.h 57 1 test 原因是OpenNI的 XnPlatform.h里…
Qt是一个夸平台的库(一直宣称“Qt everywhere”),但是Qt底层不是夸平台的.比如:Qt中Gui部件的核心类QWidget,该类除了qwidget.h 和 qwidget.cpp两个原文件外,还有 kernel/qwidget_mac.mmkernel/qwidget_qws.cppkernel/qwidget_win.cppkernel/qwidget_s60.cppkernel/qwidget_x11.cppkernel/qwidget_wince.cpp …在源代码中, #if…
上一次关注Qt Lighthouse是在6月初,可是现在都8月底了.时间真快... Lighthouse 是 QPA(Qt Platform Abstraction) 项目的名字,它使得将Qt移植到新的平台变得比较简单.尽管现在它已经完全融入到了Qt主干代码中,lighthouse作为独立项目已经不复存在了,但本文中,我们继续使用这个名字(虽然已不太恰当). QPA 抽象了什么? 不妨看看QPA前后,有何不同: 之前 考虑一下,传统的Qt是如何实现图形界面的夸平台: 针对不同的窗口系统(WS)定…
Computer Hardware Para 1 Computer hardware can be divides into four categories: input hardware, storage-hardware, processing hardware, and output hardware. 生词: hardware 硬件 category 种类,类别 process 处理 计算机硬件能被分为四类:输入硬件,存储硬件,处理硬件和输出硬件. Para 2 Input Hardwa…
笔记前言: <Computer Organization and Design: The Hardware/Software Interface>,中文译名,<计算机组成与设计:硬件/软件接口>,是计算机组成原理的经典入门教材之一.节奏紧凑又不紧张,内容充实又不冗长,语言表述朴实易懂又不故作高深,是一本非常适合初次接触计算机组成原理的学生阅读的入门教材. 读书笔记系列博客是主要是记录我学习和阅读中的心得和体会.既然是读书笔记,肯定不会面面俱到,那就成了抄书笔记了.所有笔记系列博客力…
BACKGROUND 1. Field Innovations herein pertain to computer virtualization, computer security and/or data isolation, and/or the use of a separation kernel hypervisor (and/or hypervisor), such as to detect and/or prevent malicious code and which may in…
1.  copy      libQt5DBus.so.5 2.  add    QT_PLUGIN_PATH blog.csdn.net/windows_nt/article/details/24205671 his application failed to start because it could not find or load the Qt platform plugin "xcb". 分类: Qt linux 2014-04-21 00:02 7793人阅读 评论(5)…
linux根据系统Qt5未安装编译的程序Qt在该系统下进行下面的错误会报: This application failed to start because it could not find or load the Qt platform plugin "xcb". Reinstalling the application may fix this problem. 出现这个错误,主要是由于qt5为了在多平台下更方便移植.使用了一种新的技术-----platform abstract…
4.3. ipmitool - utility for controlling IPMI-enabled devices 4.3.1. ipmitool 4.3.1.1. ubuntu 确定硬件是否支持 IPMI neo@monitor:~$ sudo dmidecode |grep -C 5 IPMI [sudo] password for neo: Handle 0x2000, DMI type 32, 11 bytes System Boot Information Status: No…