[The Way of Xiuxian] Golden Dan by React-Redux
Author: Shui TaoPursue technology, but not lose the fun of life, live the life you want
Introduction to React-Redux
React-Redux enables your React project to have global data, allows multiple React components to read global data, and allows them to modify it.
React-Redux can be interpreted as Vuex in a Vue, but it is also a global state ...
Posted by IanMartins on Thu, 19 Dec 2019 18:43:27 -0800
Source code analysis Dubbo service provider startup process - Part 2
This article continues the above process of Dubbo service provider startup. In the previous article, I combed the configuration mode based on dubbo spring file in detail. How Dubbo loads the configuration file and how dubbo:service Tag service exposes the whole process. This section focuses on the call of doLocalExport method in registryprotoco ...
Posted by Phasma Felis on Thu, 19 Dec 2019 12:21:37 -0800
Front end - GitHub easy homepage production
The static style effect of landing page and home page after landing has been done, without hyperlinks or clicking effect,
First on the renderings:
Then the green login button can jump to the home page (without checking the account password, you can jump if it is empty):
The main purpose is to practice the layout and s ...
Posted by GaryE on Thu, 19 Dec 2019 09:59:46 -0800
jquery realizes sku multi-attribute selection (product details page)
Reproduced in https://blog.csdn.net/csdn924618338/article/details/51455595
Source code
<!DOCTYPE HTML><html lang="en-US"><head> <meta charset="UTF-8"> <title>commodity SKU Choice DEMO3</title></head><body><style type="text/css"> ul,li{ padding:0px; margin:0px;} #panel{ width ...
Posted by will_1990 on Thu, 19 Dec 2019 09:31:12 -0800
Immutable JS for React rendering optimization (2)
In the previous section, we implemented a simple performance optimization, but because we need a deep copy and property comparison, the performance is still poor, so we use immutable.js written by Facebook God for further optimization
Immutable collection of immutable.js JavaScript
Each modification will return a new object ...
Posted by nashirak on Wed, 18 Dec 2019 13:10:59 -0800
You may have an infinite update loop in a component
You may have an infinite update loop in a component
Learn from: https://segmentfault.com/a/1190000011156865
For example, in such a component, a set of buttons are implemented with checked +. It has the following functions:
To be able to group, you need to set their name attribute
In order to be able to use the control, you need ...
Posted by shortkid422 on Wed, 18 Dec 2019 11:56:23 -0800
Four ways to combine CSS and HTML
(1) there is a style attribute on each html tag, which combines css with html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<div style="background-color: burlywood;color: black">Chinese wolfberry with red dates& ...
Posted by sryder on Wed, 18 Dec 2019 08:15:14 -0800
day 27-1 reflection, built-in method, metaclass
reflex
Reflection: attributes mapped to objects through strings
class People():
def __init__(self, name, age):
self.name = name
self.age = age
def talk(self):
print('Name:%s,Age:%s' % (self.name, self.age))
p = People('ysg', 21)
# To determine whether the attribute exists in the object, the actual judgment i ...
Posted by pgsjoe on Wed, 18 Dec 2019 01:56:26 -0800
Note 10: introduction to async & await
Task. Field
Task.Yield is simply a task that has been completed at the time of creation, or a task with execution time of 0, or an empty task. In other words, the iscompleted value of the task is set to 0 at the time of creation.
We know that when the Task of await is completed, the thread will be released, and then a new thread will be applied ...
Posted by elgordo1960 on Tue, 17 Dec 2019 22:43:49 -0800
What is "named tuple" in Python?
read In Python 3.1 Of After change , I found some accidents
The sys.version \ u info tuple is now a named tuple:
I've never heard of named tuples before, and I think elements can be indexed by numbers (for example, in tuples and lists) or by keys (for example, in dictionaries). I never thought they could be indexed at the same time. ...
Posted by kappaluppa on Tue, 17 Dec 2019 21:04:34 -0800