how to implement gamification

Implement a simple Embedded Operating System (1) Implement an embedded operating system that can't do anything1. First determine the CPU. Here we use embedded CPU for simplicity, such as the arm series. The reason why we use a short Instruction Set)The convenience of a type of CPU is that there is no distinction between the real mode and the protection mode, and linear unified addressing is ado

Welcome to the Linux community forum and interact with 2 million technical staff. Use interfaces in php to implement multiple inheritance: we all know that classes in PHP are individually inherited, is there no way to implement multi-inheritance? The answer is no. we can implement multiple inheritance of classes in other special ways, such as using interfaces (in

is no idea between us. The default constructor is used to create a WCF Service instance. Therefore, an exception is thrown. So how can we solve this problem? Microsoft has long considered this and provided the iinstanceprovider and iservicebehavior interfaces. We only need to implement these two interfaces, and make the class implementing iservicebehavior become an attribute (inherited from attribute), and then add it to the WCF Service implementatio

: Optional OS information, so troublesome, simply do not use Target name Target info Related Links: My network communication articles NTLM implementation: Proxy traversal (16): NTLM proxy Traversal Proxy traversal (15): NTLM Session Security Implement proxy traversal (14): NTLM type3 message Implement proxy traversal (13): NTLM type2 message

In fact, in the JS stack is more like a variant of the array, but there are no arrays so many methods, and no array so flexible. But both stacks and queues are more efficient and controllable than arrays. But in JS to want to simulate the stack, the main form of the basis is also an array.Starting from this article, may be exposed to some prototype, prototype chains, classes, constructors and other related JS concepts, but there is not too much to introduce these concepts, when necessary to carr

series of articles: Using OPENCV to implement Photoshop algorithm (i): Image rotation Using OPENCV to implement Photoshop algorithm (ii): Image cutting Using OPENCV to implement Photoshop algorithm (iii): curve adjustment using OPENCV to implement Photoshop algorithm (iv): Color adjustment Using OPENCV to

Cookies are widely used in Web applications to maintain state between browsers and servers. Unfortunately, this feature has not been supported in the Java ME platform. Therefore, to maintain the state of the client and server side, you must use the URL rewrite method. URL rewriting is cumbersome to do, so it's a good idea to study the cookie principle and implement cookies on the Java ME platform. First, let's look at the principle of cookies. When th

Design and implement restful Web Services based on springIn this tutorial, you will use spring to create a restful network service that is productive.　　Why use restful Web services?From integration with Amazon Web services to aggregating multiple data sources, restful Web services comply with Roy Fielding's architectural style guidelines, providing simple, efficient WEB APIs that support a small number of API users from a few to millions.You're going

PHP program Development Three ways to achieve page jumpsApril 16, 2017 20:44:14Hits: 3352PHP is currently the preferred language for developing Web projects. In Web projects, jumping from one Web page to another is one of the most common techniques. The user clicks the link, the button or the system logic and so on all need to implement the page jumps. This paper introduces the method of automatic page jump in PHP development.Way One: header () Implem

/** * 3 Ways to implement Java object sorting * @author Zhangwenzhang * */ public class Testobjectsort { /** * @param args */ public static void Main (string[] args) {//TODO auto-generated method stub /** Method 1 * Using Collections.sort (List, Comparator) implementation, must implement a Comparator comparator and replication compare () method */ person1[] ps = new person1[]{

The Java 2 Enterprise Edition (EE) Remote method call (the remote methods Invocation,rmi) framework allows you to create transparent, distributed services and applications. RMI-based applications consist of Java objects that invoke each other and ignore each other's location. In other words, a Java object can call a method of a Java object on another virtual machine, and the whole process is no different from calling a Java object on the same virtual machine. Objects residing on different virtua

9.6.1 Implement IComparable interface Like all collection classes, the list implements the sort () method, which allows you to sort all objects that implement the IComparable interface. In the next example, you will modify the employee class to implement IComparable: public class Employee:icomparable To implement th

Directory:"SSH advanced Route" Struts Fundamentals + Implementation Simple Login (ii)SSH Step-by-step refactoring MVC implementation struts framework-starting with a simple MVC (iii)"SSH Advanced path" Step by step refactoring MVC implementation Struts framework-package business logic and jump Path (iv)"SSH Advanced path" Step by step refactoring MVC to implement struts framework--completely remove the logic judgment (v)"SSH Advanced path" Step by ste

Today in the project to use JavaScript to implement the data structure of the queue and stack, here to summarize.I. A brief introduction to queues and Stacks 1.1. Basic concepts of queues　　Queue: is a set that supports FIFO (first-in-first-out), that is, the data that is inserted before it is first taken out!　　As shown in the following:　　1.2, the basic concept of the stack　　Stack: A collection that supports last-in, first-out (LIFO), which is the data

Implement one-to-one chat featuresfunction Description : Implement a and B separate chat function, that is, a message to B can only b receive, the same B to a message can only a receive.This blog is built on the basis of the previous blog address: "WebSocket"---realize the game announcement function. The source code will be written in all other cases, uploading to GitHub, the time will be the source address