Linux

1. Learn to write simple makefile 2. Compile an applicationProgramCan be run with makefile 3. Learn to write the driver makefile 4. Write a simple char driver. The makefile is compiled and can be insmod, lsmod, or rmmod. Print Hello world in the

At the same time, the company also considered the tasks of instructor Wang's conference website. I like to use Linux, while the Conference website is hosted on Windows. Although I have installed dual systems, I am still relatively lazy, do not like

This article only discusses the general Writing of network device drivers. The Code related to the hardware is omitted because of the different hardware specifications. Are there any mistakes or supplements? You are welcome to raise them. 1. Loading

The logic and style of the Code are not discussed here.This program is very simple, that is, printing the obtained request string, user name and password. This program is no different from a common C language program. It only adds the getenv

Synchronization Mechanism of Linux kernel: Waiting For queueThe waiting queue of Linux kernel is based on the double-loop linked list and closely integrates with the process scheduling mechanism to implement the core asynchronous event notification

At the end of lifecycle. After the tar package is generated, you can use other programs to compress it. So let's first talk about the basic usage of the tar command:There are many options for the tar command (which can be viewed using man TAR), but

How is Linux made up?A: Linux is composed of user space and kernel space.Why divide user space and kernel space?A: For the CPU architecture, each processor can have multiple modes, while the Linux Division takes into account the system'sSecurity.

Many people always ask this question, so here is a summary document for your reference. Here, we must first describe that the following steps are for Linux systems and not for wince. Maybe you will notice that there are far more people doing Linux

From: http://www.linuxidc.com/Linux/2011-10/44623.htm PrefaceI have read an article about sequence consistency and cache consistency. I would like to summarize the synchronization and barrier in the Linux kernel. Cache consistencyI have always

When I first learned about Linux, I first thought of the RENAME Command for file rename. However, I tried to rename the file in windows and tried n times without responding. I searched for it online, many people know little about the RENAME Command.

Preface As in the real world, the Internet is full of intrigue. Website DDoS attacks have become the biggest headache for webmasters. In the absence of hardware protection, finding a software alternative is the most direct method. For example,

Solve spark garbled characters:In Linux, the problem of garbled Chinese characters in the Java graphic interface is often caused by the absence of appropriate fonts in the appropriate JRE/fonts.   For example, spark will ~ /. Write the last line

Definition of common macro tag in Linux i386 + source code These macros include _ init, _ initdata, _ initfunc (), asmlinkage, entry (), and fastcall. They are defined mainly in include \ Linux \ linkage. h and include \ asm-i386 \ init. h and some

The top part of the primary storage is allocated to the rom bios (256kb-2mb), and the space of 640kb-1mb is reserved for other purposes. This includes the display buffer, rom bios ing zone... BiOS startup process: Starting from oxfffffff0 of the

The load test is to monitor the CPU, memory, disk, and network conditions of the server. How to monitor Ubuntu. 1. Install rstatd and sudo apt-Get install rstatd. If you cannot install rstatd, download and install it. 2. Start rpc. rstatd Run the

Turn: http://blog.csdn.net/tangy110/article/details/6546622 The system provides an email system for communication between users. When a user opens a terminal to register and log on, the system displays the following information: You have mail. In

Copyright Disclaimer: During reprinting, please use hyperlinks to indicate the original source and author information of the article and this statementHttp://lnote.blogbus.com/logs/10183525.html For network services that can be started through the

For a long time, Linux connections have been a little ignorant, and there are also some problems in use. These two days, I carefully checked the information on the Internet and carefully understood the hard links and soft links on Linux. Link ------

1. Echo "AA"> test.txt and echo "BB"> test.txt //> clear the original file and write the content to the file.> put the content at the end of the file. 2. chmod go + w-r/home/zhangy // Add write permissions to group users and other users 3, tar-tzvf

1. Install rpmbuild // For Fedora Linux Yum install rpmbuild-y // For Ubuntu Apt-Get install rpmbuild Ii. RPM specification file Spec file specificationsBe familiar with the above commands and some parameter meanings, and managing the daily RPM