Spring Cloud Explains zuul's Principle Resolution

1. Architecture Design As shown in the figure above, the entire request process in zuul is as follows: The request is first processed by the zuulservlet, which has a zuulRunner object that initializes RequestContext: as some data that stores the entire request and is shared by all zuulfilter s. ...

Posted on Tue, 04 Feb 2020 18:18:01 -0800 by theresandy

[Spring] Spring's first understanding of AOP

What is AOP? AOP is the abbreviation of Aspect Oriented Programming, which means: face-to-face programming. Spring provides rich support for face-to-face programming, which allows cohesive development by separating application business logic and system level services. Why AOP Application objects onl ...

Posted on Tue, 04 Feb 2020 06:39:33 -0800 by tensionx

Hibernate multi table design

Multi table design In the development process, the requirement analysis is carried out in the early stage. The requirement analysis provides E-R diagram, and the table structure is compiled according to the ER diagram. There are three relationships between tables: one to many, many to many, and o ...

Posted on Tue, 04 Feb 2020 03:33:57 -0800 by dannyz

Development of Gobang based on android

Development of Gobang based on Android requirement analysis 1 chessboard and chess drawing Make the rules of the game according to the rules of Gobang 3 mouse response in the game, you need to click the mouse to play chess 4. Game mode: duel between two players, which is the first and which is the ...

Posted on Mon, 03 Feb 2020 08:27:17 -0800 by ramrod737

How do I set font styles to bold, italics, and underscores in Android TextView?

I want TextView content to be bold, italicized, and underlined. I tried the following code and it worked, but didn't emphasize it. <Textview android:textStyle="bold|italic" .. What shall I do? Any quick ideas? #1 building This is an easy way to underline while maintaining other settings: textView.setPaintFlags(textView.getPaintF ...

Posted on Mon, 03 Feb 2020 06:07:06 -0800 by expl0it

Implementation of Spring transaction

I don't know if you've ever been bothered by spring's transactions, transaction propagation behavior, transaction isolation level, aop concepts. Do you want to surrender? This article will take you to ravage these difficult concepts and break through the final understanding of things. Spring provides a transaction management interface. Platfor ...

Posted on Mon, 03 Feb 2020 01:10:53 -0800 by nodster

The way to learn SSM -- the third day of spring

1, pom.xml <packaging>jar</packaging> <dependencies> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>5.0.2.RELEASE</version> </dep ...

Posted on Sun, 02 Feb 2020 22:32:04 -0800 by Garrett

Chapter 9 Summary 3 Parsing XML Format Data

First, install an Apache server After installation, create a new file named get_data.xml in the Apache\htdocs directory: <apps> <app> <id>1</id> <name>Google Maps</name> <version>1.0</version> </app> <app> <id>2</id> &l ...

Posted on Sun, 02 Feb 2020 19:27:53 -0800 by GreenMarch

Spring Boot: Introduction

1. What is Spring Boot Spring Boot is a new framework provided by the Pivotal team and is designed to simplify the initial build and development of new Spring applications.The framework is configured in a specific way so that developers no longer need to define a template configuration.In my words, Spring Boot is not really a new framework. It ...

Posted on Sun, 02 Feb 2020 18:01:34 -0800 by vanlier

An analysis of open daylight in SDN learning

In the previous article, we talked about the basic understanding and installation of ODL. In this article, we mainly talked about the internal use of ODL. The ODL controller is MD-SAL mechanism, and MD represents the service driven by model. This model is simply Yang model. As early as 2003, IETF est ...

Posted on Sun, 02 Feb 2020 05:27:29 -0800 by ReeceSayer