gethostbyname in c

Recently used gethostbyname, in the local environment Mac+apache execution speed very fast, fraction seconds, but put on the server side is not, server-side environment Lnmp, execution time is more than 5 seconds, how to solve this problem? Besides

1. In the simplest client/server program, a client is a process and only one connection is initiated, you only need to modify it to allow a client to initiate multiple connections and then use only one connection to send data. First, let's get to

Glibc gethostbyname Buffer Overflow Vulnerability (CVE-2015-0235) Release date:Updated on: Affected Systems:GNU glibcUnaffected system:The GNU glibc 2.18Description:Bugtraq id: 72325CVE (CAN) ID: CVE-2015-0235 Glibc is the libc library released by

I have been reviewing C Programming in Linux over the past two days. In addition to project requirements, I am still preparing for work. Every time I reviewed them, I had a new experience. I used to look at these two functions and thought they would

GNU glibc gethostbyname Buffer Overflow Vulnerability The gethostbyname function of the GNU glibc standard library has a buffer overflow vulnerability. Vulnerability No.: CVE-2015-0235. For details, see here. Glibc is a C library that provides

The general way to learn C language is to first learn C and then C ++. It is best to have the basis of assembly language and microcomputer principles, followed by Visual C ++. This method takes a lot of time and endurance for learners. In school

[Gevent source code analysis] c-ares asynchronous DNS request, geventc-ares C-ares is an asynchronous DNS request library. libcurl, libevent, and wireshark all use c-ares. Before gevent1.0, libevent is used, Therefore, its DNS request uses c-ares,

C-Ares is an asynchronous DNS request library. libcurl, libevent, and Wireshark all use C-Ares. Before gevent1.0, libevent is used, Therefore, its DNS request uses C-Ares, and later versions use cython to encapsulate C-Ares. C-Ares official

The general way to learn C language is to first learn C and then C ++. It is best to have the basis of assembly language and microcomputer principles, followed by Visual C ++. This method takes a lot of time and endurance for learners. In school

Socket programming instance CodeThe server in the instance sends the string "Hello, you are connected!" to the client through a socket connection! ". If you run the software on the server and the client runs the software on the client, the client