Java

This chapter is a basic introduction to the Reentrantlock package, this chapter mainly on the Reentrantlock of the general introduction, the content includes:Reentrantlock IntroductionList of Reentrantlock functionsReentrantlock ExampleIn the

I haven't written a blog for a long time. Today, I've revisited the Java Foundation(1) The elements in the Java map collection cannot be obtained directly from the enhanced for loop, but can be obtained by means of its methods keyset () and EntrySet

Factory mode is one of the most commonly used patterns, and of course we can use Factory mode to produce thread when creating threads, which can replace the defaultAnd in a custom factory, we can create custom thread and count, or limit the number

This article is a summary of the study of the article on the network, thank you for your selfless sharing.Java provides additional mechanisms for synchronizing blocks of code. It is more powerful and flexible than the synchronized keyword. The Lock

Author: ChingOriginal address: http://blog.csdn.net/qingdujun/article/details/39322613This article demonstrates that TCP uses a socket for network communication, which enables round-trip sending of data between client and server.1) The client, sends

This article is a summary of the study of the article on the network, thank you for your selfless sharing.In fact, it is very simple, we see the code to know that is God horse meaning.Package Chapter2;import Java.util.date;import

The Hill sort (Shell sort) is a sort of insertion. is an improvement on the direct insertion sorting algorithm. This method is also known as narrowing the incremental sort, because of the DL. The shell was named after it was introduced in 1959.Basic

On Java anomaly mechanismWork idle come to nothing, look at the basics of Java, do a summaryException mechanism: A solution to a control process that is provided by Java to resolve an unexpected or misoperation operationThrowable all errors or

Java final variable, javafinal Final variable definition: Once initialized, variables cannot point to other objects. The address to which the object belongs cannot be modified, but the object to which the address belongs can be modified.Let's first

How to understand and use Java package From A package in Java is a Class Library Unit. The package contains a group of classes which are organized together under a single namespace. The namespace is the package name. You can use the import

My nhib.pdf line (2): add, delete, modify, and deleteIn the previous blog, we introduced the use of nhib.pdf through a small Demo. The most fundamental use of nhibloud is "CRUD" (add, delete, modify, and query ). We often call a work unit to execute

Android Development Review notes-TabHost component (1) (implement menu navigation at the bottom), Android tabhost What is TabHost?The main function of the TabHost component is to manage applications by category. For example, you can see a graphical

(Translation) understand the callback mechanism in Java, java callback Address: http://cleancodedevelopment-qualityseal.blogspot.com/2012/10/understanding-callbacks-with-java.html Hello, I want to share some things with you today. For example, this

Android Development Review notes-TabHost component (2) (bottom menu navigation), Android tabhost In the previous article "android Development Review notes -- TabHost component (1) (implementing the bottom menu navigation)", we mentioned using custom

JVM Series II: JVM heap size suggestionsThe JVM heap size setting is a deep dive. It requires both a high degree of understanding and implementation of the architecture and a deep understanding and mastery of the internal language mechanism.First,

Jdk environment variable configuration In WindowsInstall and test the java Runtime Environment and implement HelloWorld. 1. Download j2sdk 1.6.0 _ 21 or later (http://java.sun. com, it is recommended to download its Java Documentation, which is the

Summary of the tky project in the 5th half-month -- The Study of Shuttle ESB During this month, I have hardly used SVN to update projects. The manager gave me nearly one and a half months to study an ESB product, Shuttle ESB. This is precisely

Java reflection mechanism analysis (III)-ClassIn order to distinguish it from the common Class, a Chinese name Class type is given. The purpose is to know that this Class is not another Class. The previous blog has introduced Class Loader. Its

Monotonic incrementing subsequence (2)Monotonic incrementing subsequence (ii) Time Limit: 1000 MS | memory limit: 65535 KB difficulty: 4 Description Given an integer series {a1, a2..., an} (0 For example, the longest

Inverse Polish formula and expression solving /************** Inverse Polish-suffix notation preprocessing-> infix to postfix algorithm: while (the expression is not empty) if (when an operand is encountered) directly outputs else if (when an