sleep 10

After the mail server receives the message, the service push notifies the program. Is there any way to achieve it? 1. Client Polling2, the server initiative push. First of all, get acquainted with the protocol for sending and receiving

Yesterday a friend asked me how to monitor the operation of a pl/sql, here is a brief introduction to several methods. Introduce a professional Dbms_application_info package. The previous article introduced a solution through inserts and

OpenWrt is an embedded Linux system, want to understand the embedded Linux system friends blessed, today's small series to introduce you to the basic configuration of OpenWrt routing, together to learn it. 　　Chnroutes routing Table This

5.11. cat/etc/passwdYou can view each user's own default shell program.2. The default interactive shell starts when the user logs in to a Virtual Console terminal.But there is another default shell is/bin/sh, which acts as the default shell for

About the application of mouse simulation program is not uncommon, in the game plug-in or some of the operation of the frequent location of the application of the program is often miraculous.Compared to the old API is Mouse_event, I started with

IT information, Java multi-thread concurrent collaboration producer consumer design model, UDN Developer Forum, IT technology community focusing on enterprise Internet Development two threads one producer one consumer Requirement scenario Two

This article mainly introduces how to use the sleep function to implement scheduled task instances in PHP. This article provides multiple examples of using sleep. This article can also be used as a tutorial to learn the sleep function, if you need

Summary: task, thread, and synchronization, and summary task Thread Synchronization I recently read the book C # advanced programming and want to take a note of the task, thread, and synchronization in the book, we will make a summary here if you

I checked it online. First, the sleep series (sleepusleepnanosleeptime_sleep_until) functions. First, these functions have a problem. sleep is suspended by the current process, for example: {code ...} in fact, after [wait for 10 seconds], [and at

Full introduction to informixforlinux installation-Linux Enterprise Application-Linux server application information. The following is a detailed description. Step 1: Download Ids 9.4 for linux: Ftp://ftp.youngcow.net/Special/D...

# Include ".../../include/Mita. H"/** # Ifdef _ debug # Pragma comment (Lib, ".../../library/mitad. lib ") # Else # Pragma comment (Lib, ".../../library/Mita. lib ") # Endif # Include # Include # Include # Include # Pragma warning (push)# Pragma

Pipelines and famous Pipelines In this series, the author outlines several main methods for inter-process communication in Linux. Among them, pipelines and named pipelines are one of the earliest inter-process communication mechanisms. pipelines

1. Introduction to daemon Daemon processes are the background service processes in Linux. It is a long-lived process, usually independent of the control terminal and periodically executes a task or waits to process some events. Daemon is often

Original article, copyright belongs to Hu Tian Fa (hutianfa@163.com) All, reprint please indicate the source:Http://blog.csdn.net/aidisheng/archive/2008/09/06/2892744.aspx   The complete source code is as follows: 1. unittest. h /* * Copyright (c)

In many actual server programs, return if time out (return if time out) is required for service processing. That is to say, each service cannot be processed without restrictions, the server program cannot be blocked in the location where the

  Botnets In the previous article, we have understood the concepts of parent and child processes, and have mastered the usage of System Call exit, but few people may realize that, after a process calls exit, it does not disappear immediately, but

5Use other synchronization Technologies Another synchronization mechanism is the monitor, which Ruby implements in the monitor. RB library. This technology is more advanced than mutex. In particular, mutex locks cannot be nested, but listener

Audio is always an indispensable part of audio preparation, whether it is the background audio of an operator or the sound of an atmosphere, when there is no sound, there will be no sense of playing audio. Maybe even a lot of attention may be placed

The thread pool chapter in the ace programmer guide mentions two modes:   Semi-synchronous semi-asynchronous mode and leader and followers mode.   A sample program is provided in the book. For convenience, I paste the sample code here:   # Include

the concept of a signal Signal (signal)--the way communication between processes is a software interrupt. Once a process receives a signal, it interrupts the original program execution process to process the signal. Several common signals: SIGINT