Category: Java Architecture

October 7, 2018

WeChat Website Login with Barcode

This article will show you how to integrate WeChat login with your website. Register develop account Register an account at https://open.weixin.qq.com and apply for verification, it takes several days. Please follow and like us:0

Performance Diagnosing

September 16, 2018

[repost]Diagnosing Common Database Performance Hotspots in our Java Code

When I help developers or architects analyze and optimize the performance of their Java application it is not about tweaking individual methods to squeeze out another millisecond or two in execution time. While for...

MySQL Theory & Solution / Postgres

September 15, 2018

[Repost]Why Uber Engineering Switched from Postgres to MySQL

Introduction The early architecture of Uber consisted of a monolithic backend application written in Python that used Postgres for data persistence. Since that time, the architecture of Uber has changed significantly, to a model of microservices and new...

Toolchain

September 9, 2018

Install Jira, Confluence and Bitbucket with Docker Compose

Github Source Create network 1 . Create network for atlassian

$ docker network create --driver bridge network-atlassian || true
$ docker network inspect network-atlassian

$ docker network create --driver bridge network-atlassian || true

$ docker network inspect network-atlassian

Install Nginx 1 . Create volume for nginx

$ docker volume create nginxdata
$ docker volume inspect nginxdata

$ docker volume create nginxwww
$ docker volume inspect nginxwww

$ docker volume create nginxdata

$ docker volume inspect nginxdata

$ docker volume create nginxwww

$ docker volume inspect nginxwww

You will find nginxdata is located into: /var/lib/docker/volumes/nginxdata/_data /var/lib/docker/volumes/nginxwww/_data Copy opt/nginx/docker-compose.yml to /opt/nginx/docker-compose.yml

$ docker-compose up -d

1 2	$ docker-compose up -d

...

MVC KnowHow

September 6, 2018

Read Properties file in Spring MVC for XML and Java Code

Spring allows us to externalize String literals in its context configuration files into external properties files in order to separate application-specific settings from the framework-specific configuration. You can use the property values in context...

Cross Domain Communication

September 2, 2018

Enabling Cross Origin Requests for a Sprint MVC RESTful Web Service

Skip the definition of CORS, I will test 4 implementations which from Spring official document. Preparation: Create a resource controller The service was deployed at domain api.novastartupclassic.com

@RestController
@RequestMapping( "/v1/authc" )
public class GreetingController {

    @GetMapping("/member/register")
    public Object register( @RequestBody Member member) {
        ......
        return Re.ok( "Registered successfully." ).callback();
    }

}

@RestController

@RequestMapping( "/v1/authc" )

public class GreetingController {

@GetMapping("/member/register")

public Object register( @RequestBody Member member) {

......

return Re.ok( "Registered successfully." ).callback();

}

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Index

September 1, 2018

Java Architecture Mindmap