The lifecycle of a component can be divided into three states:
Mounting: real DOM insertedUpdating: being re renderedUnmounting: moved out of the real DOM
Life cycle approaches include:componentWillMount is invoked before rendering and the client is also on the server side.componentDidMount: call after the first rendering, only on the client ...
Posted by oaskedal on Tue, 14 Apr 2020 07:53:12 +0200
Summary of core features of React
1. React: Declarative Development
(JS or jQuery attribute command development)
2. Can coexist with other frameworks
4. One-way data flow
(A parent component can directly change the data of a child component, but a child component cannot directly change the data of a parent component)
Posted by lukelee on Sun, 12 Apr 2020 19:29:20 +0200
Why we need to encapsulate echarts
Every developer needs to write a complete option configuration from the beginning to the end, which is very redundant
In the same project, all kinds of chart design are very similar, even the same, so there is no need to do repeated work all the time
Some developers may forget to consider the features of upda ...
Posted by ranjita on Sat, 11 Apr 2020 10:41:54 +0200
Today record the implementation of verification code, hope to help you!
First, let's look at the effect of the implementation:
The implementation of this verification code does not use too many plug-ins. If you don't speak much, you can directly use the code. You can take it.
The org.apache.commons.lang3.RandomUtils tool class is used in the ...
Posted by mubashir on Thu, 09 Apr 2020 17:41:52 +0200
It has been studied in the industrial field for a long time. According to the requirements of digital twin, it is necessary to get through the network, from CLP to IOT to Dass to virtual factory (3D visualization). In order to get through the state of control and anti control, it is necessary to get through the network communication. For Unity ...
Posted by rhyspaterson on Thu, 09 Apr 2020 16:34:19 +0200
Posted by ASDen on Wed, 08 Apr 2020 09:42:33 +0200
This article mainly talks about the side navigation and drag components of bleblebleblebler in a macro form, which is very suitable for you who are learning VUE gradually. A proper imitation development project is a necessary skill for front-end learning. Most people know that the interview needs to have their own works, and th ...
Posted by brauchi on Mon, 06 Apr 2020 10:11:53 +0200
By Tomasz Jakut
Crazy technology house
Original text: ckeditor.com/blog/Aborti...
No reprint without permission
Sometimes it can be difficult to perform asynchronous tasks, especially when a specific programming language does not allow you to cancel operations that are not started by mistake or are no longer needed. Fortunately, ...
Posted by kustomjs on Mon, 06 Apr 2020 04:14:50 +0200
First look at the project structure:
Create a new ejs directory under app, and the suffix of html file will naturally become ejs;
The ejs file in the ejs directory is the principal file,
In the generate directory, the spliced files are placed,
The public directory places public files.
Introducing EJS loader
$ cnp ...
Posted by jkeppens on Sun, 05 Apr 2020 18:14:51 +0200
The concept of force oriented graph is not discussed in detail here. It is suitable for drawing relational information;
Here are a few knowledge points about the force guide diagram:
Create a new force map;
If force is specified, the force (mechanical model) of the specified name i ...
Posted by Chris Mayo on Sun, 05 Apr 2020 14:43:00 +0200