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1, Foreword [APP mobile terminal] Spring Security OAuth2 SMS verification code mode [wechat applet] Spring Security OAuth2 wechat authorization mode [management system] Spring Security OAuth2 password mode [management system] Spring Security OAuth2 verification code mode The four authorization modes implemented by Spring Secur ...

Accumulate a little every day, and you will succeed another day catalogue background Technical scheme Technical scheme selection Implementation steps Query interceptor Operation interceptor public entity Configuring Interceptors Query interceptor does not take effect Problem solving background        ...

Java Web three-tier architecture: presentation layer, business layer, persistence layer uses HTTP protocol to complete the interaction between browser and server Next step: consider the problem of function expansion, encapsulate the pattern and process, and improve the reuse rate of code 1, Introduction to spring MVC 1. What is MVC MVC is an ...

Reading guide The blogger has sorted out some common grammar candy in the review stage these two days, so let's follow me to have a look java What are the common grammatical sugars in The simple understanding of syntax sugar in java is some special syntax in java. It can help us better understand the code, improve the readability of the ...

Blue Bridge Cup exercise 1. Problem description Judge whether the given three digit number is the number of daffodils. The so-called narcissus number refers to the number whose value is equal to the sum of each number cube of itself. Example 153 is a daffodil number. 153=13+53+33 #include<stdio.h> int main () { int a,b,c,d; scanf("% ...

1. Introduction to spring security framework 1.1 overview Spring is a very popular and successful Java application development framework, and Spring Security is a member of the spring family. Based on the spring framework, Spring Security provides a complete solution for Web application security. As you may know, the two main areas of securi ...

1, Overview The jstat command can view the usage of various parts of heap memory and the number of loaded classes. The format of the command is as follows: jstat [-Command options] [-t] [-h<lines>] [vmid] [Interval time/The default unit is ms millisecond] [Query times] # Example: print once every 500 milliseconds for a total of 1 ...

preface Reflection mechanism What is reflection? Reflection is to know all the properties and methods of any class in the running state; For any object, you can call any of its methods and properties; This kind of dynamically obtained information and the function of dynamically calling object methods are called the reflection mech ...

This note is classified into Java EE (link: Java EE concise notes ), because Java EE knowledge is too much and complex, classify and sort out each knowledge point. After finishing, all of them will be entered into Java EE notes. HTML is a hypertext markup language, not a programming language. It is a simple descriptive markup language used to m ...

1. Listener One of the three major components of Java Web (servlet, filter and listener); Listener > Filter > Servlet A listener is an object that is specially used to monitor and process events or state changes on other objects. When something happens to the monitored object, it will take corresponding actions immediately. A listen ...