POSIX threads for Linux network programming (i)

Pthread series functions and simple multi-threaded server-side programs First, POSIX thread overview We know that processes are running in separate address spaces, and that sharing data between processes requires interprocess communication, in

POSIX message queues and series functions for Linux network programming

First, in the previous introduction of System V Message Queuing knowledge, now to a little look at POSIX Message Queuing. In fact, Message Queuing is a place where you can exchange data between processes, and the biggest difference between two

Server Maintenance Little Common sense (win+linux)

In order to better use and prolong the service life of the server, regular maintenance of the server is very necessary. However, in the maintenance of the server must be careful to handle the maintenance of the work, otherwise the error will have a

The steps of Sybase installed under Linux

The first operating system part--------LINUX one. REDHAT LINUX SERVER 7.2 Installation 1. Boot boot from CDROM installation using Redhat first Setup disk 2. Use the default installation language 中文版 and add Simplified Chinese as a system interface

Installation and full usage of goaccess under Linux

Goaccess user documentation One, goaccess overview 1.1 goaccess OverviewGoaccess is a real-time Web Log Parser, as well as an interactive viewer that runs on Unix-like systems (terminal) and is a GPL-based free software. Provides fast and important

"Safe Cow Study notes" Kali Linux penetration test method

1. Root causes of security issues① because of layered thinking, resulting in each level of the relevant personnel are only concerned about their own level of work, so everyone knows the system is one-sided, and security is all-round, the whole, so

Comparison of four CHM viewers common under Linux [reprint + Pro Test available]

Reading a CHM-formatted ebook in a Linux system is a hassle. The purpose of this paper is to introduce the CHM viewer in several Linu systems to facilitate readers ' reading.First, ChmseeChmsee is developed by the Chinese, the program is based on

Install Linux Kernel 4.12 (stable version) on Linux Mint

Linus Torvalds released the Linux kernel 4.12. You can download the relevant Deb package directly from here to install. Or, continue reading this article and follow the steps below to install the new kernel.650) this.width=650; "class=" Size-full wp-

Use VMware to install Linux on a physical hard drive and boot to Linux

Directory (?) [-] Purpose of this article Specific operation 1 Software Preparation 2 installation 21 operation on the hard disk 22 Creating a virtual machine and installing it 23 Booting Linux with Grub

Three ways to run the Linux operating system from a USB flash drive

Summary: Three ways to run a Linux operating system from a USB flash drive usb_linux_0 You may have heard of running the live Linux operating system on a USB stick, but do you know that you can permanently save the runtime data, or install Linux

Number of Linux open files too many open file solution

Number of Linux open files too many open file solutionToo many open filesThe reason for this is that the program opened the file/socket the number of connections exceeds the system set value.View the maximum number of open files per

10. System log (Linux)

1. System Log Default classification/var/log/messages # #系统服务及日志, including service information, error, etc./var/log/secure # #系统认证信息日志/var/log/maillog # #系统邮件服务信息/var/log/cron # #系统定时任务信息/var/log/boot.log # #系统启动信息2. Log Management Service

Linux System Basics-Embedded WebEx Learning notes for the 4412 Development Board

1. What is Linux system programmingMore information: http://topeetboard.com More about: https://arm-board.taobao.comLinux system programming is divided into three parts: system calls, C libraries, and C compilers.System call system programming is

Install Google SDK configuration Google API translation environment under Linux

1. Preparatory work1.1 Viewing the System Python versionLinux installs Python version 2.7 or later when installing Google SDKYou can use Python-v to view the Python version in the current environment.If the Python version is less than 2.7, you will

WARNING: Re-reading the partition table failed with error 22: Invalid argument, re-readingargument

WARNING: Re-reading the partition table failed with error 22: Invalid argument, re-readingargument When partitioning a disk, the following error occurs: "WARNING: Re-reading the partition table failed with error 22: Invalid argument:

Common Linux commands and common linux commands

Common Linux commands and common linux commands 1. User-relatedUseradd [user name] create a userPasswd [user name] change the password for the userSu-User Name SwitchingExit to the root user 2. Create files and directories(1) create a file: touch

Solve Linux error while loading shared libraries: cannot open shared object file: No such file or directory, errorwhileloading

Solve Linux error while loading shared libraries: cannot open shared object file: No such file or directory, errorwhileloading To install the latest Emqtt version, follow the instructions in the official documentation to report the following

Set up rsync Data Synchronization backup and rsync Data Synchronization for Small and Medium-sized Clusters

Set up rsync Data Synchronization backup and rsync Data Synchronization for Small and Medium-sized Clusters Important NFS Problems 1. NFS client users write NFS. 1) Why do ordinary users need to write NFS. 2) Add all_squash to exports.What is Rsync?

Cross-database migration of wordpress databases and cross-database migration of wordpress Databases

Cross-database migration of wordpress databases and cross-database migration of wordpress Databases Background: When Wordpress is installed, the database is incorrectly specified, causing data on the website to be stored in the mysql system library.

Configure postfix email in Centos Environment

Configure postfix email in Centos Environment I. Basic concepts of mail 1. Email Service Agreement:A) SMTP: Slmple Mail Tansfer Protocol (Simple Mail Transfer Protocol) Port: 25 (sent)ESMTP: Extended (check can be implemented)B) POP3: Post Office

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