playframework - Tutorial

play framework 2.x is a framework developed with scala and java. It can't be said to be a framework, but a solution. The advantages of play framework are as follows: High efficiency of development and functional programming of scala. Stateless and scalable. Hot deployment, direct dynamic compilation of source code modificati ...

Posted by cbrian on Sun, 10 Nov 2019 07:15:19 -0800

Evaluating SLAM trajectory with evo tool

evo github address: https://github.com/MichaelGrupp/evo Track files of different formats and mutual conversion: https://github.com/MichaelGrupp/evo/wiki/Formats Summary of questions: https://github.com/MichaelGrupp/evo/issues?q=is%3Aissue+is%3Aclosed 1. Install evo sudo apt install python-pip pip install evo --upgrade --no-bina ...

Posted by Belleanme on Sat, 09 Nov 2019 07:53:57 -0800

Go in API routing middleware signature verification

overviewFirst, synchronize the following project overview:The last article shared the routing Middleware - Jaeger link tracking (actual combat). The response is really unexpected. The "Go China" public number has also been forwarded. Many friends have exchanged with my friends, calling me a big God. Actually, I am a big God, but I hav ...

Posted by bigwatercar on Sat, 09 Nov 2019 05:41:11 -0800

Dependency Injection Using google/wire

Wire Use Tutorial Wire is a tool provided by Google to help Google developers implement compile-time dependency injection.Learn to use Wire through examples.Here's a small welcome program to learn how to use Wire. The first step in building a welcome program Let's create a applet that simulates an event with a greeting for a welcome guest with ...

Posted by dylan001 on Sat, 09 Nov 2019 01:10:34 -0800

How Mybatis's method maps to XML

Preface Above How the Mapper interface of Mybatis executes SQL You learned that Mapper executes SQL through a dynamic proxy, but there is no detailed description of how the method maps, including method names, return values, parameters, and so on; how these relate to xxMapper.xml. Method Name Mapping The purpose of caching MapperMethod s me ...

Posted by midgar777 on Fri, 08 Nov 2019 18:08:27 -0800

C × XML base XElement Name the first level child node name of the root node

 .NET Framework : 4.7.2        IDE : Visual Studio Community 2019         OS : Windows 10 x64     typesetting : Markdown         blog : blog.csdn.net/yushaopu        github : github.com/GratefulHeartCoder   xml file <?xml version="1.0" encoding="utf-8"?> <cultures> <taoists count="100" comme ...

Posted by ShashidharNP on Fri, 08 Nov 2019 13:08:17 -0800

Vee validate parent component gets the verification result of child component form

Vee validate is a form verification framework tailored for Vue.js, which allows you to verify the input and display the corresponding error message. It has built-in many common verification rules, which can be used in combination. In most scenarios, you only need to configure them to realize out of the box use, and also support custom regular e ...

Posted by el-sid on Fri, 08 Nov 2019 12:29:25 -0800

axios interceptor + default parameter configuration + custom header settings + unified error handling

axios interceptor + default parameter configuration + custom header settings + unified error handling This configuration file can fulfill simple project requirements, and the specific configuration depends on the project. It mainly includes: axios interceptor Default parameter configuration Custom header settings Un ...

Posted by mie on Fri, 08 Nov 2019 12:21:09 -0800

Multilevel cache architecture development 7 (add annotation function to multilevel cache Development)

Purpose: In order to solve the problem of code intrusion, annotation + Spring Aop is used to realize the pluggability of caching the project Implementation steps: 1. Import jar package Add under pom file of parent module <dependencyManagement> <dependencies> <dependency> ...

Posted by helpwanted on Fri, 08 Nov 2019 10:31:30 -0800

PageHelper, the easiest paging plugin to learn from

Introduction: PageHelper is an excellent open source mybatis paging plugin in China. It supports basic mainstream and commonly used databases, such as mysql, oracle, mariaDB, DB2, SQLite, Hsqldb, etc.Today, let's talk about PageHelper, a paging plugin. Here's the open source address of PageHelper. Interested buddies can check it out PageHelpe ...

Posted by carsale on Thu, 07 Nov 2019 17:56:51 -0800