A case study to understand the scope slot of Vue.js

Original address: Getting Your Head Around Vue.js Scoped Slots Author: Anthony Gore Translator: Chor Scope slot is a very useful feature in Vue.js, which can significantly improve the universality and reusability of components. The problem is that it's really not easy to understand. It is no less painful to try to understand the intricate r ...

Posted on Thu, 10 Oct 2019 06:08:41 -0700 by konky

Introduction to the Use of Annotations

This blog is mainly divided into the following questions Relevant Knowledge Points of Annotations Examples of runtime-based annotations As for compile-time annotations, I'll give you some examples in the next blog, and I'm still learning about them. Relevant Knowledge Points of Annotations When it comes to annotations, most people should not ...

Posted on Thu, 10 Oct 2019 04:48:41 -0700 by mrjam

Various uses of @Import in Spring and ImportAware interface

@ Import annotation @ Import annotations provide functionality equivalent to <import/> elements in XML to implement one or more configuration classes imported. @ Import can be used either as a class or as a meta-annotation. @Target(ElementType.TYPE) @Retention(RetentionPolicy.RUNTIME) @Documented public @interface Import { /** * ...

Posted on Thu, 10 Oct 2019 01:36:05 -0700 by benjrox

Initial JavaDay14: Object and Class Exercises

Initial Java Day 14: Object and Class Exercises (1) 1. Title: Find the area and circumference of a circle and the distance between two circles. Ideas for solving problems: The most important thing here is to understand the idea of object-oriented problem solving, which should include two classes ...

Posted on Wed, 09 Oct 2019 23:09:38 -0700 by aravona

Principle of SpringBoot Health Examination

I believe that all the students who read the previous article know the routine of SpringBoot automatic assembly. Look directly at the spring.factories file. When we use it, we only need to introduce the following dependencies. <dependency> <groupId>org.springframework.boot</groupId> <artifact ...

Posted on Wed, 09 Oct 2019 19:30:08 -0700 by fantomel

[Deep react-redux] Manual implementation of a react-redux

What is react-redux React-redux is the official React binding library of redux. It helps us connect the UI layer to the data layer. The purpose of this article is not to introduce the use of react-redux, but to implement a simple react-redux, hoping to help you. First of all, think about how to develop our react project with Redux if we don't u ...

Posted on Wed, 09 Oct 2019 16:12:24 -0700 by nickiehow

Deep Analysis of JS-new Operational Constructor

Now look at a familiar piece of code: function Parent(name) { this.name = name; this.say = function () { return this.name; }; } Parent.prototype.age = 18; var child = new Parent("pch"); console.log(child); // Output: Parent {name:'pch', say: [Function]} console.log(child.name); // Output: pch console.log(child.say()); // O ...

Posted on Wed, 09 Oct 2019 15:58:45 -0700 by koddos

Learning Notes - day27

Form: form: Properties: action: Submit path, request path method: get: Postcards The parameter url is raised. Limited capacity, Unsafe, There are caches. http://www.baidu.com?uname=zs&rnd=1002 post: envelope Put pa ...

Posted on Wed, 09 Oct 2019 14:26:31 -0700 by SueHubert

vue-wacth listening event

2019-08-05   0:20 Vue.js listens for the attribute watch, and we can respond to changes in data through watch. The following example implements the counter by using watch: (At this point, I thought, as if binding the click event can also achieve the counter, so I added a click event "I'm a real bull" myself). <!DOCTYPE html&gt ...

Posted on Wed, 09 Oct 2019 13:22:08 -0700 by laflair13

java Foundation (13):static, final, anonymous objects, internal classes, packages, modifiers, code blocks

1. final keyword 1.1 The concept of final The emergence of inheritance improves code reusability and facilitates development. However, there are also problems. Some classes do not want to be inherited after describing, or some of the methods in some classes have fixed functions and do not want subclasses to be rewritten. But when subclasses i ...

Posted on Wed, 09 Oct 2019 11:27:40 -0700 by novicephp