linux stdin

1. Why is fflush (stdin) incorrect?   First, check the following program:   # Include   Int main (void) { Int I; For (;;){ Fputs ("Please input an integer:", stdout ); Scanf ("% d", & I ); Printf ("% d/N", I ); } Return 0; }   This program will

1. Why is fflush (stdin) incorrect? First, check the following program: # Include Int main (void){Int I; For (;;){Fputs ("Please input an integer:", stdout );Scanf ("% d", & I );Printf ("% d/N", I );} Return 0;} This program will first prompt the

1. Why Fflush (stdin) is wrong First, look at the following programs: include int main（ void ） { int i； for （ ；；） { fputs（"Please input an integer： "， stdout）； scanf（"%d"， &i）； printf（"%d\n"， i）； } return 0； } The program first

Fflush (stdin) has never been defined in the C and C ++ standards ). Some people may say, "but I used fflush (stdin) to solve this problem. How can you say it is wrong ?" Indeed, some compilers (such as vc6) Support fflush (stdin) to clear the input

ESORT.C code below, you can focus on the use of Mallloc/free,freopen redirection, sorted for each round to put the smallest number on the front:1#include 2#include malloc.h>3 4 #defineN 85 6 voidDatin (int*p);7 voidPrintOutint*p,intlen);8 voidEsort (

The code in the Resetstd method in work.php in Workerman is as follows Public Static functionresetstd () {if(!Static::$daemonize||Static::$_os!== ' Linux ') { return; } Global $STDOUT,$STDERR; $handle=fopen(Static::$stdoutFile, "a")

An error occurred while reading stdin from python on Windows. (Jinqing's column) A simpleCode, Read stdin, replace the output to stdout: #! /Usr/bin/ENV PythonImport OS, sysInput_file = SYS. stdinOutput_file = SYS. stdoutFor s in

Input/Output redirectionThe Linux system usually reads the input from a place called the standard input and writes the result of a command to the standard output feedback to us; By default, this is also the terminal (command line) that we use. If we

Virtual machines: VMware virtual machinesSystem: Linux ubuntu 4.4.0-31-generic #50 ~14.04.1-ubuntu SMP Wed Jul 01:07:32 UTC x86_64 x86_64 x86_64 gnu/linuxSee "bird Brother's private food-server set up" when, with the book to hit the command when

redirect Shell Edit Text Graphical tools to edit files 1. redirect Standard input Standard output Error output [Email protected] kkk]#CatAaa.SH#!/bin/Basha=1 while[$a-le5 ] DoUseradd user$a let a++ Done[email protected] kkk]#./aaa.SH[email