Linux

Today, many problems occurred when I opened Ubuntu Linux under VMware. Because I modified a lot of configurations, I found that there were too many memory allocations. I allocated 4G memory to it, but it cannot be used in xwindows. Only the

Linux provides a very good file Virtual System (/proc) to monitor system performance. The/proc file virtual system is a mechanism used by the kernel and kernel module to send information to processes. It exists in the memory instead of the hard disk.

This release was created by the opensuse.org project. The opensuse project sponsored by Novell is a collaborative project. Community Activities to provide the most useful openness in the world Source code The computing platform, that is, the

On Monday, at the Wind River user seminar, the company announced an upgrade to its workbench development tools. Workbench is a development software opposite to montavista and a key component of Embedded Computing Technology. Currently, workbench can

You need to install package called Build-Essential Package. This package contains an informational list of packages which are consideredEssential for building Debian packages including GCC compiler, make and otherRequired tools. This package also

Use GCC and NASM to compile together in Linux Today, we compiledProgramFirst, use NASM to compile an ASM file in ELF format. The Assembly file contains global _ start and functionc, which will be used for future connection. Extern is used to

Parameters of the find command; Pathname: directory path searched by the find command. For example, use "." To represent the current directory, and use "/" to represent the root directory of the system.-Print: The find command outputs matching

CGI is the abbreviation of Common Gateway Interface. It is translated into Chinese and is the Common Gateway Interface. It is the background processing of web pages. Program Run on the server side and can be written in multiple languages. The most

BSD socket Quick Start manualDirectory Introduction Analogy (what is socket ?) Install your new phone number (how to listen ?) Dialing (how to call socket) Conversation (how to talk through sockets) Suspend (end)

Document directory Start WordPress Installation Recently I bought a VPs server for my blog. The VPS system is centos 5.8. Install MySQL, Apache, and PHP   First install MYSQL: 1. Download the MySQL server, client, and devel installation

Http://blog.sina.com.cn/s/blog_4e424e2101000bme.html Disclaimer: this series of documents is from the stone note. If you reprint the documents, please indicate the source. I keep the ownership of the documents and welcome to reprint them. Links to

This series is divided into 3-4 articles, because too many articles will be messy.   V4l2 video drivers mainly involve the following knowledge points: Camera knowledge (You can view the chip manual provided by the camera manufacturer.) You need to

No. 2 camera decoder and Controller   1. According to the description of the camera controller, there are two DMA channels for image transmission. We use the C channel, so we first initialize the DMA memory, because there areConvert the data cache

Every time you log on to the server, you have to enter your username and password, which is troublesome. Therefore, you may want to use a specified user to log on automatically. Collect the information on the Internet: Tools: Putty Puttygen Steps: 1.

Getting started -- Linux tips Linux tips (1)It may be inconvenient to use Linux at first, but it will become more and more convenient after some skills are mastered for a while. the following are some of my

  Linux asynchronous Io support: Http://www.bullopensource.org/posix/ POSIX asynchronous I/O for Linux POSIX asynchronous I/O for Linux (paols) is an attempt to write a

The getopt function can be used to conveniently process command line parameters. The function is prototype: Int getopt (INT argc, char * const argv [], const char * optstring ); The following are key points:1. argc, argv is the two of the main

I. SVNClient installation and environment configuration. If the svn client is not installed on the Linux machine, first install the svn client: 1. subversion-1.4.3.tar.bz2 subversion-deps-1.4.3.tar.bz2 2. Use Tar xvfj subversion-1.4.3.tar.bz2Tar

Document directory 1. Introduction to the GoAhead Web Server 2. Get the goahead source code package 3. goahead source code structure 4. goahead's built-in help documentation 5. Steps for porting A GoAhead Web server to arm-Linux 6.

Objective: To rename several files in batches. These files have common features, such as having the same letters or having no common features. to rename these files in a unified manner, modify the characters at the same position. 1. I want to change