c programming language kernighan

C Language Network Programming-standard steps, it's really easy. Server.c Copy Code code as follows: #include #include #include #include #include #include #include #include #define PORT 4444 #define BACKLOG 5 int main (int argc, char *argv[]) { int sock_fd, NEW_FD; struct sockaddr_in server_addr, client_addr; int sin_size; int nbytes; int on = 1; Char buffer[1024]; if ((SOCK_FD

A very good demonstration article about Map/reduce. If you look at this, you will understand the essence of enumerable in Prototype.js.Through it, you can write a lot of very strange very wonderful code. Just a few lines, the function is not simple oh ~For example, in Scriptaculous, a findall, two each, is applied at the outset. 8 lines of code, in fact, just a sentence:$A (document.getElementsByTagName ("script")). FindAll (function (s) {Return (s.src s.src.match (/scriptaculous/.js (/?. *)?$/

【celestial pole software channel messages"Recently Tiobe released the October 2014 programming language rankings, C, Java, Objective-c still ranked the top three; Java, C + + shares continued to fall to record lows; Google Dart entered Top 20 for the first time in 17th place. Tiobe programming Language

language is not the end of the time to recite a few test questions, is not the superior test of the last programming problem, and even get a full score can be measured. That is purely to take credit, in order to cope with the exam, there is a great distance from the learning. Learn the meaning of C: The Essential Learning foundation of the programming i

Swift code Language Tutorials : At the WWDC2014 conference just past, Apple has released a new programming language, Swift. It is reported that the swift language inherits the C language and the objective-c characteristic, and overcomes the C

I confess that I once again became the title party. But admittedly, this must be an essential essay. In this article, I'll explore the aesthetics and philosophy of the Bash scripting language. This is not a tutorial for bash scripting, but it gives you a more in-depth look at Bash scripting programming and faster learning of bash scripting. Reading this essay does not require you to have experience with bas

PS: In fact, I am also learning offensive and defensive technology , but only recently made up the Python programming language, all future articles will be about Python, before learning the Python language, there will always be someone to say what Python is easy and simple, In fact, only the real programmers know the beginning to learn the pain of

address of a small string of large strings to Q + { A CharA=*q;//assigns the value of *q to a to restore the*q=' /';//The position of the first small character in a large string, written in 0, as the end position of the STR string +printf"%lu", strlen (str));//the statistic str length is dest first occurrence position -*q=a;//Restore a string $p=q+1;//start position of the next address of the STR string Q address as the P string $ if(b==1) -b=0;//b=0, the first string found

1.1 Public class Test { publicstaticvoid main (string[] args) { System.out.println ( "Welcome to Java"); System.out.println ("Welcome to Computer"); SYSTEM.OUT.PRINTLN ("Programming is Fun");} }1.2 Public class Test { publicstaticvoid main (string[] args) { for ( int i = 0; I ) { System.out.println ("Welcome to Java"); }}}1.3 Public class Test { publicstaticvoid main (string[] args) { Sy

(errno)); }return; }voidReturnstty ()//Termios settings for recovery system{if(Tcsetattr (Stdin_fileno, Tcsaflush, oldterm) = =-1)//Set system Termion{printf("Tcsetattr error is%s\n", Strerror (errno)); }return; }intMainintArgChar*args[]) {if(Arg 4)//If there are no arguments, the main function exits{returnExit_failure; }if(strncmp(args[1],"-U",2) !=0)//If the second parameter is not a-u,main function exits{returnExit_failure; }if(strncmp(args[3],"-P",2) !=0)//If the fourth parameter is not a-p