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*************************************** Reprint Please specify the Source: Http://blog.csdn.net/lttree ******************************************** First, accustoming yourself to C + +Rule 03:use const whenever possible.Article 03: Use the const as

Introduction to an IO modelTo better understand the IO model, we need to review it in advance: synchronous, asynchronous, blocking, non-blockingWhat is the difference between synchronous (synchronous) IO and asynchronous (asynchronous) Io, what is

03day　　　1. Cyclic structure1). While statementwhile (conditional expression) { execute statement;} The while statement runs when the condition is met, until the judging condition is not established or a break jumps out of the loop2). Do While

Today's contentReview the contents of the basic classstatic statics keywordcode blockJava basic syntax three days beforeOperatorArithmetic operators+ - * / % ++ --/: The result of dividing an integer is an integer 3/-2=-1%: the symbol of the result

JSON-RPC 2.0 SpecificationDate of Origin:2010-03-26 (based on the 2009-05-24 version)Correction:2013-01-04JSON-RPC Working Group 1 overviewJson-rpc is a stateless, lightweight remote Procedure Call (RPC) protocol. This specification defines several

Java and the InternetClient/Server System core ideas:* The system has a central information storage pool, which is used to store some kind of data.* It usually exists in the database and distributes it to certain people or machine clusters as needed.

Java Sync LockThread synchronization is a breach of data that prevents multiple threads from accessing a data object.For example: Two threads Threada, threadb all manipulate the same object Foo object, and modify the data on the Foo object.Package

First, JNI JNI (Java Native Interface): Native invocation of Java. This paper accomplishes the intermodulation of Java and C + + through JNI in COCOS2D-X3.3RC0. The following two functions are implemented specifically can: (1) Get the

In Java, there are two ways to invoke a class's methods: For static methods, you can invoke the class name directly, and you must use the object invocation of the class for non-static methods. The reflection mechanism provides a more alternative way

One, static variable The member variable decorated by the static keyword is called a static variable, and before we talk about the difference between a member variable and a local variable, what is the difference between a static variable and a

Public/protected/private Public means open, private for privacy, protected for protection, nothing written for default defaults. Method: Public protected Default Private √√√√ in the same class √√√x in the same package In the √√xx subclass

The examples in this article describe static static properties and calls to static methods in PHP. Share to everyone for your reference. Specifically as follows: In this paper, we analyze the static static properties of the PHP object-oriented

In PHP, there are two ways to access a class's methods/variables: 1. Create Object $object = new Class (), and then use "->" to invoke: $object->attribute/function, provided that the variable/method is accessible. 2. Direct call to class

72. There are several types of streams in Java. The JDK provides some abstract classes for each type of stream for inheritance, say what classes they are respectively. byte streams, stream of characters. The stream of bytes inherits from the

Polymorphism (polymorphism) literally means "multiple states." In object-oriented language, many different implementations of interfaces are polymorphic (from Baidu Encyclopedia). Therefore, in fact, according to this meaning polymorphic "theme" is

================================================================ First, the static usage is: 1.static the methods and variables that are decorated belong to the class itself, not to the object, regardless of how many object instances are created

Package com.hanwei.service; Class testparent{public testparent () { System.out.println ("I am a parameterless constructor for the parent class"); } Public Testparent (String a) { System.out.println

Original: http://blog.csdn.net/historyasamirror/article/details/5778378 When you find that your most popular blog is a big mistake, this is definitely not a pleasant thing to do.IO-Sync, asynchronous, blocking, non-blocking I wrote when I began to

Inheritance Relationship:Initialization of Nioeventloop Nioeventloop (nioeventloopgroup parent, Threadfactory threadfactory, Selectorprovider selectorprovider) { super ( Parent, threadfactory, false); if (Selectorprovider = = null) {

Generalized synchronous/asynchronous, blocking/ non-blocking Synchronous vs Asynchronous (synchronous vs asynchronous) A message communication mechanism that synchronizes and asynchronously concerns. Synchronization and Asynchrony are just the