SpringCloud microservice practice -- building an enterprise level development framework: integrating OpenFeign for calls between microservices
as one of the subprojects of Spring Cloud, Spring Cloud OpenFeign provides a solution for calling between services under the microservice architecture by integrating OpenFeign into the Spring Boot application. Firstly, we use the declarative way of OpenFeign to define the Web service client; Secondly, it goes further by integrating Ribbo ...
Posted by artiemus on Mon, 01 Nov 2021 05:56:45 -0700
2 basic input / output stream (iostream)
Standard input and output objects
The iostream class library defines four basic input / output objects cin: standard input, i.e. keyboard input cout: standard output, i.e. screen output cerr: handles standard errors, typically used to generate warning or error messages clog: generates the execution information of the program < < inserter ...
Posted by corillo181 on Mon, 01 Nov 2021 02:24:56 -0700
Serialization exploration 5 - Gson
Gson is a relatively simple library. It doesn't have so many functions. In terms of design, it doesn't want others to expand it. It just wants to make a Json serialization library quietly, which is simple and practical.
in brief
Gson provides two ways to create gson instances
new Gson(): quick creation, default configuration, quick usenew Gs ...
Posted by kenwvs on Mon, 01 Nov 2021 01:33:29 -0700
Spring boot integrates Mybatis (annotation only development version)
preface
In fact, the process is not complicated. I just write such a thing to continue to practice some use of springboot and mybatis, just for review.
text
The first step is to create a new Module maven project. Here, we use Spring Initializr to create springboot applications quickly: Next, you can create it step by step according to your ...
Posted by sanch on Sun, 31 Oct 2021 23:12:43 -0700
Spring Boot YAML configuration
catalogue
1. YAML syntax
1. Basic grammar
2. Data type
2. Configuration injection
1,@ConfigurationProperties & @Value
2,@PropertySource&@ImportResource&@Bean
3,Profile
1. Multiple profile files
2. Specify profile
3. Profile location
4. External configuration
5. Auto configuration
1. Automatic configuration princ ...
Posted by devai on Sun, 31 Oct 2021 21:03:00 -0700
Django realizes Alipay payment (sandbox environment)
1. Create application and sandbox environment
Sandbox application: https://openhome.alipay.com/platform/appDaily.htm?tab=info
Code scanning registration
Sandbox account number: https://openhome.alipay.com/platform/appDaily.htm?tab=account
The quota can be modified
2. Alipay development documentation
Document home page: https://openhome ...
Posted by EnDee321 on Sun, 31 Oct 2021 19:42:02 -0700
Synchronization exercise (Java SE)
Case 1: method exercise
Requirements: design a method to print the larger of the two numbers
Analysis: 1. Define a method to print the larger of two numbers, such as getMax()
2. Two variables are defined in the method to save two numbers
3. Use branch statements to handle the size re ...
Posted by inkel on Sun, 31 Oct 2021 17:00:52 -0700
java keywords and identifiers (partial types)
1. Keyword
1. What are keywords? Let's get to know:
1. What are keywords: Parse: All colors in the compiler are keywords. For example, public, void, Four types and eight types of data (int, long, short, ...
Posted by picker999 on Sun, 31 Oct 2021 15:01:57 -0700
Grapefruit class - phase 4
2050
That day TA said TA was coming, so I came. I said I was coming that day, so you came. What did TA see? What do you see? I see you together, I'm really happy:)
Yang Sai's song and the other two volunteers tell their story of 2050. They can see the light and enthusiasm of young people in their eyes.
Interested parties can join: https: ...
Posted by wdsmith on Sun, 31 Oct 2021 14:56:34 -0700
Java Classes and Objects
1. Preliminary Cognition of Classes and Objects
C language is process-oriented and focuses on the process, analyzing the steps to solve the problem, and gradually solving the problem through function calls. JAVA is object-oriented and focuses on objects. It splits one thing into different objects and completes them through interaction betw ...
Posted by The Stranger on Sun, 31 Oct 2021 14:15:14 -0700