Linux

In the past few days, I want to write a Linux client (mainly for Ubuntu) to Kingsoft fast disk. The software development complexity is far from what I think. In fact, the API provided by kubernetes is not complicated, but the client I want to

It is easy to upgrade the Linux kernel. The command list is as follows:Download KernelSource codeThe even number is a stable version, such as version 2.4 and version 2.6;Extract SourceCodeGenerally, decompress the package to/usr/src and run the tar

It seems that someone else has installed it several times. You have to install it yourself for a long time. GCC and cmake are installed by default. For more information, see http://opencv.willowgarage.com/wiki/installguide_linux. 1. Download

Detailed description of the linuxrm (remove) command Function Description: delete a file or directory. Syntax: Rm [-dfirv] [-- help] [-- version] [file or directory...] Note: Execute the RM command to delete a file or directory. If you want to

Cflags indicates the options used in the C compiler,Cxxflags indicates the options used for the c ++ compiler.These two variables actually cover the compilation and compilation steps. First, let's look at several related environment variables:

First introduce/Proc/Sys/Net/IPv4/Conf/Eth0/Force_igmp_versionFile. If you want to change the IGMP version, you need to set this file. # Cat/Proc/Sys/Net/IPv4/Conf/Eth0/Force_igmp_version#0 0 indicates the maximum valid version number. Currently,

The dupsystem callprovide a way of duplicating a file descriptor, giving us two or more different descriptors that access the same file. these might be used for reading and writing to different locations in the file. the dupsystem call duplicates a

1. Load BIOS (hardware information) 2. Read MBR's config to find out the OS 3. Load the kernel of the OS 4. INIT process starts .. 5. Execute/etc/rc. d/sysinit (RC: Run Command, D: indicates the genie thread, indicating the server process not

I am reviewing Linux now. I will write down some common things and review them again later. Use the root user to log on, or use the su root switch after logging on as a normal user. We believe that normal people will choose the former. 1. Switch

About In the past two years, I have published some articles on Linux programming in my blog.ArticleThis book is translated from by wrox. I would like to thank my friends for their support. In addition, I remember that I saw a Chinese translation

1. Download the source code first. Download the source code for gnome2   Http://ipmsg.org/ Http://ipmsg.org/archive/g2ipmsg-0.9.6.tar.gz   2. Decompress Use command lines in Ubuntu Tar xzvf g2ipmsg-0.9.6.tar.gz, or right-click the menu and unzip

1 tar command (1) Packaging$ Tar C folder> folder.tar(2) Unpack$ Tar xf folder.tar(3) compressing tgz$ Gzip folder.tar(4) decompress tgz$ Gunzip folder.tar.gz(5) package the folder and compress tgz$ Tar zcf folder. tgz folder(6) decompress tgz into

Sorry. When I first went to college, I learned from some activities in our school that there was another operating system, so I wanted to dress like this when I bought a computer. Soon after I purchased my computer, I was thinking about how to

  Two methods are supported for large files: 1. GCC plus-d_file_offset_bits = 64-d_large_file 2. Be sure to define before include # DEFINE _ largefile_source# DEFINE _ largefile64_source# DEFINE _ file_offset_bits 64 We recommend that you add both

When RPC is used, rpcgen-m in Linux cannot generate RPC proxy stubs with multiple threads, but the generated code has the thread security feature. Some netizens on the network have discussed an implementation method, that is, to create a thread to

Querying and modifying host information I. How to modify the Linux host name 1.Change current host name1.1 echo New-hostname>/proc/sys/kernel/hostname (when the system starts, the host name is read from this file)1.2 hostname New-hostname (effective

Top commands are often used to monitor Linux system conditions, such as CPU and memory usage. Shows the execution result of the top command: Top five line statistics The first line: 15:48:01 The current system time. Up 391 days

Tmpfs is used to store Squid cache files and PHP seesion on Virtual Disks after being digested. 　　 By default, the system will load/dev/SHM, which is called tmpfs. Some people say it is different from ramdisk (Virtual Disk. Like a virtual disk,

Author: yapollo. Li Mail: yapollo.li@gmail.com MSN: ok7758521ok@hotmail.com What is red5 used? I believe Baidu knows it all, but the detailed entry-level information is not quite Doha. I recently have a red5 project, so I will study it. Sort out the

#! /Usr/bin/python # Coding = UTF-8 # file: netiostat # Author: flynetcn from _ future _ import Division Import sys Import OS Import time Import signal netcmd = '/sbin/ifconfig eth0 | grep bytes' def getnetio (line): S1 = line. find ('rx