Linux

1. UbuntuDownload and install Ø download virtual machinesVMWare Ø downloadUbuntuImagesHttp://www.ubuntu.com/ Installation of virtual systems 2. UbuntuSystem update source settings EnterUbuntu Software Center SelectEditSelectSoftware

How to install JDK (1.6.0.22) under fedora 14, which has been released here, I hope to help you.1, download JDK official website (jdk-6u22-Linux-x64.bin: I am a 64-bit fedora14 OH)2 ,. Jdk-6u22-linux-x64.binRun. Jdk-6u22-linux-x64.bin3.

Linux notifier chains mechanicSource Address: http://hi.baidu.com/zmdesperado/blog/item/a8d701eec86ffcc2b31cb1fe.html 1. IntroductionLinux is a single kernel architecture (monolithic kernel). Most kernel subsystems and modules are independent of

1. hardware features 1.1 Overview The I2C bus is a two-line serial bus developed by Philips. The two cables are the clock line (SCL) and two-way data line (SDA ). The I2C bus only requires two wires, so it consumes less space on the circuit board.

6. gpio-keys 6.1 Overview L gpio-Keys is a general gpio key driver based on the input subsystem. In the project, we often use it to write key drivers.   L The gpio-keys driver is implemented based on platform. The platform Driver (common part) is

2 I2C Subsystem 2.1 linuxi2c subsystem architecture The I2C subsystem has been provided in the kernel. Therefore, you must be familiar with the subsystem before using the I2C driver. 2.2 three major components 1. I2C core (i2c-core) The I2C core

1) What is the difference between wince and Linux? (Business model, difficulty in learning and development, support for hardware, stability, help for engineers in future development, and help for the future development of the R & D center)Advantages

Linux-based multicast programming I. unicast, broadcast, and Multicast 1. unicast is used for end-to-end communication between two hosts, and broadcast is used for data communication between a host and all hosts on the LAN. Unicast and broadcast are

Hardware Platform: fl2440 Kernel version: 2.6.28 Host platform: Ubuntu 11.04 Kernel version: 2.6.39 Original works, reprinted please indicate the source http://blog.csdn.net/yming0221/article/details/6584285 First modify the kernel source

1. Linux time 1.1 Linux Time System 1.2. Time-related data structure in Linux 2. Obtain the current time 3. latency 4. Timer4.1. Alarm4.2. setitimer 1. Linux time1.1 Linux Time SystemUNIX and Linux time systems start from epoch, a time system in

In Embedded Linux and host Linux, you can use minicom 1) Some systems that install minicom do not have minicom fedora installed. Only Yum install minicom is required. 2) Configure minicom Configuration is required for the first execution and will

Socket () We use the system to call socket () to obtain the file descriptor:# Include # Include Int socket (INT domain, int type, int Protocol );Set the first parameter domain to "af_inet ".The second parameter is the set interface type:

First, the application cannot directly access the functions in the module (even the self-compiled module-in fact, it is also the kernel module ), user space and kernel space communicate only through some specific system functions (such as

Linux Kernel boot parameters 1. "Boot ="This parameter indicates the name of the device that contains the boot sector (for example,/dev/had). If this option is ignored, the device is partitioned from the current root partition.Read the Boot Sector. 2

Some Linux users (commonly NVIDIA graphics card users) can enter the xwin desktop After configuring the X server, but the screen is distorted. What should I do? Of course, you can use the adjustment button that comes with the display to correct it.

/* * Gcc-wall-O checkvm. c * Check Linux OS in vmare? * By alert7 * */ # Include # Include Struct idtr {Unsigned short limit;Unsigned int base;} _ Attribute _ (packed )); Unsigned int get_addr_idt (){Struct idtr;ASM ("sidt % 0"

3 days after being depressed, makefile won't be used at the beginning, and a helloworld cannot be compiled. o. Later, I saw a copy on the Internet. The most important thing is that the include path should be the include directory in the kernel

Initiazliation ========== The Linux boot process (Click me) Runlevels Boot scripts Init Root Password Recovery Starting and stop services (daemons) Path format==========Note that Linux, like UNIX, uses the colon (:) character to

GuiMost of the development applications are QT, GTK, and wxWidgets. Do some elementary workPoint, line, and surfaceProgramming, for example, game special effects, you can use the famous OpenGL and its ancillary libraries: OpenGL support

Some Linux commands that may be used when downloading and installing the XML Parser: // Check the number of digits in the Linux processor architecture:$ CAT/proc/version (64-bit if x86_64 is available) // View the current shell version: (there are