Why do I think Flutter is the future of mobile application development

Guide to Lao Meng: This is a boutique article translated by Lao Meng, which has a total of 3.6K of praise.Join the Lao Meng Flutter Exchange Group (wx:laomengit) and make great articles no mistake. Original address: https://medium.com/free-code-camp/why-i-think-flutter-is-the-future-of-mobile-app-development-768332b73c0d A few years ago, I ...

Posted by fighnight on Mon, 29 Jun 2020 17:15:02 -0700

jwt Logon Check Carry token

jwt login registration jwt concept Token does not need to be stored in the database.Just generate the key behind the scenes, then put the token in the request body or header when the client sends the request. When the client receives the token, it is stored in the local store or cookie. Note that sensitive information cannot be stored in the to ...

Posted by phat_hip_prog on Mon, 29 Jun 2020 09:12:56 -0700

@What does the Transaction annotation not work?

Take a look at the simplest example of CGLIB, and feel how AOP is achieved? /** * Created with vernon-test * Description: * User: chenyuan * Date: 16/4/25 * Time: 9:25 am */ public class Target { public String execute() { String message = "----------test()----------"; System.out.println(message); return message ...

Posted by stylefrog on Mon, 29 Jun 2020 03:15:21 -0700

ES backup recovery

@[toc] 1, ES backup 1.1 basic concepts    Elasticsearch replica provides high reliability; partial node loss can be tolerated without service interruption. However, replicas do not provide protection against catastrophic failures. In this case, it is necessary to back up for processing.   backup Elasticsearch clusters can us ...

Posted by Naez on Mon, 29 Jun 2020 00:38:26 -0700

nodejs crawler project

The news data of several websites have been crawled before. Now we need to organize and display these data. The specific requirements are as follows The first step is to install the dependency package in npm install under the final project folder Here, I met a problem during the installation process. Th ...

Posted by moonman89 on Sun, 28 Jun 2020 20:05:01 -0700

Construction of koa2 view layer for Js full stack development

koa2 view layer construction Next to the previous one koa2 routing and mvc building in Js full stack development Let's continue to learn about koa2. In the previous article, we split the project into route, controller and service layers according to the mvc architecture, but the view layer and control ...

Posted by ShugNorris on Sun, 28 Jun 2020 19:06:29 -0700

Login case (black horse) - simple login case using druid database connection pool, JdbcTemplate technology and Servlet

catalog User login case requirements Development steps: 1. Create project, configuration file and import jar package. 2. Write logged in login.html Page. 3. Create the database userlogin and the table user. 4. Create a package com.qgl . 'domain'. Create an entity class user. The entity class user c ...

Posted by irish21 on Sun, 28 Jun 2020 17:55:56 -0700

BaseModel based on ActiveAndroid framework

brief introduction Based on the ActiveAndroid framework, the Self-encapsulated BaseModel class, and some other operation classes simply need to inherit from BaseModel to have a method of database operation, which is very convenient to use. On how to use ActiveAndroid, I wrote in another of my blogs: http://blog.csdn.n ...

Posted by Misticx on Sun, 28 Jun 2020 09:56:14 -0700

Short link service practice

Article catalog Business scenario Practice mode The first way The second way code implementation Function extension Distributed high availability other target Realize the change from ordinary website to short website reference resources:Design short URL system How are short links designed? Get ...

Posted by smarlowe on Sat, 27 Jun 2020 21:53:43 -0700

After using Python for so long, these funny and practical libraries don't even know

As mentioned in the previous article, Python is simple and efficient because it has rich functions that can be used immediately. Recently, I read some technical articles of Github and found some interesting and practical Python libraries. It's a feeling that I'm too late to meet each other. Today, I wil ...

Posted by harvey on Sat, 27 Jun 2020 21:09:40 -0700