Detailed Intermediate in Django 2.2

Middleware is a hook framework used by Django to process requests and responses. It is a lightweight, low-level "plug-in" system for global control of Django input or output, which can be understood as a built-in app or small framework. In the django.core.handlers.base module, how to access the middleware is defined, which is also one ...

Posted on Fri, 16 Aug 2019 06:20:29 -0700 by pranav_kavi

Object-Oriented Operator Overloading of Python Full Stack Road Series

The concept of operator overloading is as follows: Operator overloading allows classes to intercept regular Python operations; Class can overload all Python expression operators. Classes can also overload built-in operations such as printing, functi ...

Posted on Fri, 16 Aug 2019 00:23:08 -0700 by jesserules

Grasp the Use of @ModelAttribute from the Principle Level (Core Principles Chapter) [Learn Spring MVC Together]

Every sentence We should be a man with a blueprint in his chest and a plan in his feet. Preface The annotation-based programming model provided by Spring MVC greatly simplifies the development of web applications, and we are all beneficiaries. For example, we use @RequestMapping, @ExceptionHandler annotations on the @RestController annotated ...

Posted on Thu, 15 Aug 2019 08:45:56 -0700 by bizshop

Grasp the Use of @ModelAttribute from the Principle Level [Learn Spring MVC Together]

Every sentence Everyone should think clearly about this question: Are you a grandfather or a god? Preface Last article Describes the core principles of @ModelAttribute. This article focuses on the use of scenarios, demonstrates the use of @ModelAttribute in different scenarios, and points for attention (of course, some related principles will ...

Posted on Thu, 15 Aug 2019 08:41:39 -0700 by wizzkid

Mondrian: Modeling multivalued dimension attributes

Links to the original text: https://diethardsteiner.github.io/mondrian/2017/03/20/Mondrian-Multivalued-Dimension-Attribute.html Aggregation type: average A lively reader named Bruno recently contacted me after reading my article on brid ...

Posted on Tue, 13 Aug 2019 23:45:42 -0700 by jburfield

Classes of TypeScript -- ts

Classes of TS In traditional JavaScript, we use constructors to implement the concept of classes and inheritance through prototype chains. It's worth celebrating that we finally waited for ES6 and ushered in the class keyword. Front-end engineers f ...

Posted on Tue, 13 Aug 2019 06:41:27 -0700 by overlordofevil

[JVM] LXF Deep Understanding of JVM Theme (5-)

Links to the original text: https://blog.csdn.net/a724888/article/details/78404643 Articles Catalogue Deep Understanding of JVM Virtual Machine 5: Virtual Machine Bytecode Execution Engine I. The Essence of Method Call 2. Runtime stack f ...

Posted on Tue, 13 Aug 2019 02:32:49 -0700 by MrAdam

Python Advanced-Django Framework-04 Template

Links to the original text: https://www.douban.com/note/622472794/?type=like Template As a Web framework, Django provides templates for writing html code. It can also embed template code to complete page development faster and more conv ...

Posted on Tue, 13 Aug 2019 02:32:00 -0700 by Jamesm

Property Settings and Data Type Mandatory Conversion in JS

1. How to write JS code before window.onload is the loading completion event, which means that the Dom elements in the browser have been rendered. <head lang="en"> <meta charset="UTF-8"> <title></title> <script> //The code is written in front of it. ...

Posted on Mon, 12 Aug 2019 21:25:19 -0700 by josephicon

vue source code parsing: nextTick

Use of 1 nextTick The image of dom in vue is not real-time. When the data changes, vue adds the rendered watcher to the asynchronous queue, asynchronous execution, and unified modification of dom after the execution of synchronous code. Let's see the following code. <template> <div class="box">{{msg}}</div> </template> ...

Posted on Mon, 12 Aug 2019 06:12:40 -0700 by trystan