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, introduces the basic tools of Linux programming, mainly introduces TCP socket programming and UDP socket programming;The third part is the advanced network programming, mainly introduces the socket option, various IO models and the thread pool technology used by the concurrent server;The fourth part is the project case and explains the implementation of FTP concurrent

After installing the LINUX system on the server, you will not be able to access-Linux general technology-Linux technology and application information without inserting the monitor. The following is a detailed description. After the centos 5.5 5.7 64-bit installation is minimized on the

In some large companies often appear such a situation: the company or some institutions of internal business System Application server and data are made of multi-machine cluster deployment and basically are Linux system, and are internal network, not with the external network communication. This often happens when I send a task later than the time it was received by the other task. This often makes us heada

1, Linux Server user logon failure limit (implemented using PAM module)/ETC/PAM.D/SSHD (remote SSH) /etc/pam.d/login (terminal) 1.1. The limit of the number of users logged in via SSH The first step is to use the PAM module to implement this function to check if there are pam_tally2.so files # find/lib*-name pam_tally2.so/lib64/security/pam_tally2.so Second Step) Modify the configuration file: # vi/etc/pam.

After a busy day, the Linux build SVN server, set up after Windows has been unable to connect, always feel that they are:Reason:1. Later prohibit the use of sublime after local editing and upload to the server with Xftp (this will cause file permissions problems, can not replace the success,-you see success)--all with the VI command2.conf passwd file username, pa

Reprinted from: http://www.cnblogs.com/nick-huang/p/3834134.html thanks!The WebLogic Management Server and the managed server are started, closed, and occasionally used, but not commonly used, resulting in the need to forget, and then re-check help.Therefore, to this record, easy to access, implementation.First, the WebLogic startup and shutdown scripts are all in the Bin folder of the domain directory, so

, recv_msg.msg_buf, Recv_msg.msg_len); theMy_send (NULL, fd_client, recv_msg,4+Recv_msg.msg_len); About the } the } the Close (fd_client); +Exit0); - } the Close (fd_client);Bayi } the } the return 0 ; -}Client.c1#include"my_socket.h"2 #defineMy_ip "192.168.1.100"3 #defineMy_port 66664 #defineSer_ip "192.168.1.100"5 #defineSer_port 88886 #defineSIZE 1927 #defineMsg_size (SIZE-4)8typedefstructTag_mag9 {Ten intMsg_len; O

IntroductionThis article writes a concurrent server (concurrent server) program that fork out a child process for each client request.Attention1. Signal Processing problems For the same signal, according to the order of the signal is processed sequentially. The problem that may arise is that when the SIG1 signal is being processed, there are 2 or more SIG1 signals, which will only process 1 SIG1 signals aft

server name is empty and cannot be entered when Linux adds Tomcat server Environment Configuration Tomcat 8.0 /USR/LOCAL/TOMCAT/TOMCAT8 Eclipse Mars /home/falleyes/eclipse Problem Configuration window-> Preferences-> Server-> Runtime Environment, normal when adding a new Tomcat runtime environment. When the project

First PROFTPD is an open source software, its official address is http://www.proftpd.org, the current highest version is: 1.3.1 (not stable version), stable version is 1.3.0, download file for proftpd-1.3.0a.tar.gzI downloaded the 1.3.0, upload it to the server and install it in the usual way.TAR-ZXVF proftpd-1.3.0a.tar.gzCD proftpd*./configure--PREFIX=/USR/LOCAL/PROFTPDMakeMake installSetup is complete! Next is configuration.Set up a: Random start se