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Some people explain the difference between a thread and a process in this way: 2 Thread: minimum unit of Resource Competition2. Process: minimum unit of Resource AllocationFrom the perspective of resource management, threads and processes are well

Macro definition containing if When the macro definition contains if 1) define the following macro# Define DC (p) if (foo (p) fun (p) Used in the following Environment If (k> n) DC (k ); Else DC (n ); After macro replacement If (k> n) If

I. Use of variable data: # Ifdef debug# Define debug_printf (STR,...) do {printf (STR, _ va_args _);} while (0)# Else# Define debug_printf (STR ,...)# Endif Depends on_ Va_args __, Which can be used happily.Debug_printf (). Ii.

Linux 2.6 interrupt mechanism analysis Author: meteor SummaryThis article mainly analyzes softirq, tasklet, and workqueue in the lower half of Linux 2.6 kernel from the perspective of users. The specific implementation of these three mechanisms in

One-dimensional Role_type = {"rule", "NPC", "building "} Int Luaex_testgettable (luastate * L){Luastack ARGs (L ); Int Index = L -> Gettop ();L -> Pushnil (); While ( 0   ! = L -> Next (INDEX )){ Const  

How to Use Macros in C language, including Single and Double Well variable parameters Favorites Macros (macro) in C (and C ++) belong to the scope of compiler preprocessing, and belong to the concept of compilation period (rather than the concept of

Since I got in touch with my computer, I have never been able to get up early or get up early. I have written a small software program to manage my computer these two days, and I will automatically shut down my computer at the specified time, as to

Last Updated: 2011/04/02 1. Use the list to achieve a specific segment value after getting explode: List (, $mid) = explode ('; ', $string); 2. Use NULL = = to replace Is_null: Is_null and NULL = = are exactly the same effect, but save a function

Event-driven Framework (v)-implementation of the framework Description Here first describe some of the QP strategy and source code.For some reason this series first stops more. The following is mainly about the kernel. Implement 1. Critical

My development leader once said such a paragraph "a good programmer is not how fast he writes the code, nor is he able to implement the function of the module, to realize the function of the business who will not ah, the important thing is his

Each process has two independent status flags:Task->state: Is the runnability of the relationship process;Task->exit_state: is about task exiting;#define TASK_RUNNING 0#define TASK_INTERRUPTIBLE 1#define Task_uniterruptible 2#define __TASK_STOPPED 4#

Text: Step by step writing algorithm (stair climbing)"Disclaimer: Copyright, welcome reprint, please do not use for commercial purposes. Contact mailbox: feixiaoxing @163.com "The first two days on the internet when you see a particularly

HelloWorld Example#include"contiki.h"#include/*For printf ()*//*---------------------------------------------------------------------------*/PROCESS (hello_world_process,"Hello World Process"); Autostart_processes (&hello_world_process);/*-----------

This is the most God-made mess I've ever seen!Open the pit first.AC POJ 24201#include 2#include 3#include 4 5#include 6#include 7#include 8#include 9 Ten#include One#include A#include -#include Set> -#include the#include - -typedef

ManacherAC Bzoj 25651#include 2#include 3#include 4 5#include 6#include 7#include 8#include 9 Ten#include One#include A#include -#include Set> -#include the#include - -typedef unsignedint UINT; -typedefLong Long intll; +typedef unsignedLong

The focus of this article is to avoid invalid wake-up of kernel threads and focus primarily on the design of consumer threads.Therefore, in order to save trouble, here and the producers, consumers themselves, the processing process may not be

Principle: Cocos2d has a director to control the whole game process, the director will add the scene to the screen, the scene has a variety of actors. First by showing a picture to see the cocos2d game process: AppDelegate.cpp BOOL Appdelegate::

First, Introduction Balanced binary tree (balancedbinary or height-balanced) Also known as the AVL tree. It is either an empty tree or a two-fork tree with the following properties: Its Saozi right subtree is a balanced binary tree, and the Saozi

List of the general to be initialized, insert, delete, display, release linked list, look for the nodes of these operations, the following I have a brief introduction to these operations, because my ability is not enough, there may be some things to

#define MY_LOG (level, FMT, args ...) do{ if (bit_on (Debug_flag,level)) { printf ("[%s]:", __function__); printf (FMT, # #args); } } while (0)Of course we also need to define a set of debug level methods, my idea is this: