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Today is still multi-threading, but before doing a practice, with multi-threaded mock cinema ticket sales, the problem: A movie theater is currently on the release of the Lunar New Day blockbuster (Red Sorghum, Shaolin Temple legend Sutra Pavilion),

Hibernate's caching mechanism1. Hibernate is a persistent layer framework that accesses physical databases frequently to reduce the frequency of application access to physical data sources, thereby improving application performance.The data in the

Simulate a ticketing system, or a bank to withdraw money.Class Bank {Synchronized Getmoney () {Here to sleep, in order to slow down the speed.}}Class Customer extends thread{Withdraw Money () {Loop 100 times {Getmoney ()Interestingly, hibernation is

Timing Task Crond IntroductionCrond is a service or software used on a Linux system to perform regular commands/scripts or to specify program tasks, and in general, after we install the CENTOS5/6 Linux operating system, the Crond Task Scheduler

How do I make Linux timed tasks crontab in seconds?Linux scheduled task crontab min execution Time unit is minutesIf you want to execute in seconds, how should you set it?IdeasThe normal scenario is to define the tasks to be performed directly in

Tag:linux    kernel     module    linux_kernel 3.0    want to start black out? There's no clue how to start? Let us show you how to do ...   Kernel programming is often considered black magic. In the sense of Arthur C Clarke, it may be. The

Orphan process: One parent process exits, and one or more of its child processes are still running, then those child processes will become orphans. The orphan process will be adopted by the INIT process (process number 1) and the Init process

Learning Content : Object-oriented overview; encapsulation; constructors to construct blocks of code; the This keyword; some other points of knowledge I. Object-oriented Overview 1, process oriented and object orientedThe process-oriented emphasis

from: http://blog.csdn.net/udbnny/article/details/5870076learn about the terminology related to AOP first:1. Notice (Advice):Notifications define what facets are and when to use them. Describes the work to be done on the slice and when it is

1. The second way to implement threadingProvides a class that implements the interface runnable as the target object of the thread, when initializing a thread object of a thread class, or threads subclass, to pass the target object to this thread

In recent times, "container" two words have been lingering in my ears, even eat, sleep in my mind jumping to jump. As these days of exchanges and discussions, the understanding of the container gradually deepened. In theory, things have to be

Hide Data You may have realized that there are two ways to view or modify data (properties) in an object. can be accessed directly, like this:Mydog.cooked_level = 5Alternatively, you can use methods that modify the properties, such as:Mydog.cook

1. OverviewIn the Live555-server library, the use of single-threaded implementation of multi-user requests for video data, which seems to be multi-threaded to achieve the function, and the user requests the video data flow convergence is perfect,

Interrupt handlers----Interrupt Handler ISR is a function that is used to handle interrupts when an interrupt occurs, and cannot be----execution is likely to cause sleep detection operation, cannot exchange data with user space, cannot call schedule

First, the way the file is opened　　File Open method: Open (Name[,mode][,buf][,encoding])Parameter explanation: Name file pathMode open modeBUF: Buffer buffering sizeEncoding: encoding format for filesHow to open the file:　　　Second, the file readRead

1. Forced waitThe first is also the most simple and rough one way is to force waiting for sleep (xx), the force of the Lightning, such as XX time, whether the bump can keep up with the speed, or has been early, must wait xx time.Look at the code:# -*

The first chapter   Java Multithreading Skills  1, the implementation of multi-threaded way: One is to inherit the thread class, the other is to implement the Runnable interface.       The difference between the two is that the essence of inheriting

Some simple ways to define a JavaScript object1. Constructor mode, all properties and methods of the object are defined in the constructor method.Advantages : Dynamic transfer of parameterscons : Every object created will create the same method

My name is strong, after the old boy education ops 5-6 months after the study, I must achieve the salary goal is 10000, in order to achieve this goal, I will take the following ten actions:1, on time class, not late, do not leave early2, carefully

Linux Kernel Analysis Chapter Fourth reading notes part--Process schedulingprocess scheduling: process selection mode under operating system rulesfacing the problem: multi-Task selection problemMultitasking is an operating system that can