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# Include # Include Int readstream (handle hfile, bool bisdirectory, char * filename){// Query the data stream file name//// Input:// Opened file handle// Bisdirectory// File name, used to display the file in which the data stream is stored//

[U-boot: v2013.04] [Author: Bo Shen ] 1. Use (help information) U-boot> USB-USB sub-system usage: USB start-start (SCAN) USB controllerusb reset-Reset (rescan) USB controllerusb stop [f]-Stop USB [f] = force stopusb tree-show USB device treeusb info

Note: Some modifications have been made on the basis of the original article. Grep command introduction: In the ex Editor (I have never used it), when you start the ex editor and want to find a string, type::/Pattern/P :/G/pattern/P This is why

Copyright statement: original works can be reproduced. During reprinting, you must mark the original publication, author information, and this statement in hyperlink form. Otherwise, legal liability will be held. Http://blog.csdn.net/mayongzhan-ma

// Readfilecreatetime. cpp: defines the entry point for the console application.// # Include "stdafx. H" # Include # Include Int _ getfiletime (char * szfilename );Int _ setfiletime (char * szfilename, char * szfiletime );Int strtoint (char * STR,

Created on:Article attributes: originalArticle submission: bgate (bgate_at_163.com) Author: bgateMail: t2di4u@hotmail.com (it's not easy to find a unused ID ): It's always a bit difficult to get rid. in addition, after being filled with water for

# Include # Include # Include # Include Typedef struct{Int X; // The X coordinate of the array.Int y; // The ordinate of the input array.} Elemtype; Static elemtype list [81]; // defines a tablespace.Int Len =-1; // Len record table size Void

/*************************************** ***************************************** 0th types-Simplest and practical***************************************** ***************************************/.1. directly go to the lib directory of the source

1. Create a Message Queue   # Include Int msgget (key_t key, int flags );   The key in the parameter is used to convert it into an identifier. Flags indicates the behavior of the function.   // Creat_msg.c # Include # Include # Include # Include #

0x00. What is thread synchronizationSynchronization, also known as direct constraint relationships, refers to multiple threads (or processes) that are required to work together in order to perform the task in a specific order.0x01. Case code1 void*

First, the basic Knowledge Source program compilation/***hello.c***/int main () {printf ("hello,world.\n"); return 0;}Gcc-o Hello hello.c-O Generate executable file-C Output only target code-G to debugMakefile Writing# # # #makefile1 # #MAIN:MAIN.O

http://blog.csdn.net/ljianhui/article/details/10287879#include #include #include int Msgget (key_t key, int flag);int msgsnd (int msqid, const void *ptr, size_t nbytes, int flag);int MSGRCV (int msqid, void *ptr, size_t nbytes, long type, int

1. Opening the file's function open, the first parameter represents the file path name, the second is the open tag, and the third one is the file permissionCode:#include #include int Main () { int fd; = Open ("testopen1", O_creat,0777

NANOMSG Experiment--pubsubThe Publish subscription model is a common feature provided by many message middleware. The message mechanism enables the message publisher and the message to receive (consume) peopleTo decouple. PubSub mode is also one of

When I recently solved the swoole server problem with my colleagues, I found that 1 worker processes were in the state of R and the CPU was very time-consuming. The initial conclusion is that there is a dead loop in the PHP code. Here is a piece of

Adding a new system call to a Linux system typically requires three steps:1. Register the new system call number2. Update system Call Table3. Add a new functionAdding a hypercall to Xen is similar to adding a system tuning to Linux. is basically a

In general, GDB mainly completes the following four areas of functionality: (1) Start your program, you can follow your custom requirements of the arbitrary operation of the program.(2) Allow the program to be debugged to stop at the breakpoint

An analysis of C-language variable-length arrays 1. Introduction We know that unlike modern programming languages such as C + +, the traditional C language does not support variable-length array functions, which means that the length of the array

1. IntroductionGDB is a powerful UNIX program debugging tool released by the GNU Open source organization. If you are doing software under the UNIX platform, you will find that GDB has a more powerful debugging tool than VC, BCB's graphical debugger.

1. Fork function, create a child processpid_t fork (void); //pid_t is a type of shapingreturn value:In case of success, the parent process returns the ID of the child process (non-negative integer), and the child process returns 0;In the case of a