The fifth day of learning JSDOM and BOM
The fifth day of learning JS BOM and DOM (Part 2)
1. Animation function
1.1 creep function
The speed of movement is not uniform, but changes slowly
An example
explain
Achieve jog animation and can move between multiple values
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta htt ...
Posted by anon on Sun, 27 Feb 2022 03:17:02 +0100
1, Spark overview and quick start
1, Spark overview
1.1 what is Spark
Spark is a fast, universal and scalable big data analysis and calculation engine based on memory;
1.2 Spark && Hadoop
SParkHadoop1.Scala development, fast, universal and extended big data analysis engine1. Java development, an open source framework for storing massive data on distributed server cl ...
Posted by brokeDUstudent on Sun, 27 Feb 2022 03:14:52 +0100
JavaScript learning notes
1, Overview JavaScript is a scripting language. Its target program is saved in the form of ordinary text. JS runs in the browser, which has a kernel that executes JS code. It has nothing to do with JAVA. JavaScript is mainly used to operate nodes in HTML to produce dynamic effects. It is a programming language. Core syntax: ECMAScript 2, How to ...
Posted by shrive22 on Sun, 27 Feb 2022 02:44:19 +0100
The road of quality system construction -- visual MockServer
1, BackgroundAs basic necessities of life and interest, the company has been covering the rights and interests of our life and clothing scenes, and has been able to provide fast interface services to Alipay, Jingdong and bank APP. This requires our electric team to do a faster test than the channel.
At the same time, as a group company, the int ...
Posted by kosstr12 on Sun, 27 Feb 2022 02:42:12 +0100
Spring Transaction learning II. Spring Transaction management
Spring Transaction learning II. Spring Transaction management
Record the learning of Spring and database things. The learning of Spring things here is in the form of full annotation
Mind map:
1. Configure transaction manager
In the configuration of Spring annotation starting things, if you want to enable things, you need to co ...
Posted by basil on Sun, 27 Feb 2022 02:40:32 +0100
[Scipy optimization tutorial] VI. root seeking, fixed point problem and its acceleration algorithm
Refer to the official website: Scipy.
Fixed point problem
The problem closely related to finding the zero point of a function is to find the fixed point of a function. The fixed point of a function refers to the point returned when the function is evaluated:
g
(
...
Posted by abriggs on Sun, 27 Feb 2022 02:36:58 +0100
HTML basic learning
HTML Basics
1. Introduction
HyperText Markup Language (HTML) is a standard markup language for creating web pages. HTML runs on the browser and is parsed by the browser.
2. Simple examples
Comment statement format: <-- Contents of comments -- >
<!DOCTYPE html> <!-- Declare as HTML5 file -->
<html lang="en">
< ...
Posted by madolia on Sun, 27 Feb 2022 02:18:48 +0100
[daily algorithm] force deduction 350 Intersection of two arrays II
describe
Given two arrays, write a function to calculate their intersection.
Example 1:
Input: nums1 = [1,2,2,1], nums2 = [2,2]
Output:[2,2]
Example 2:
Input: nums1 = [4,9,5], nums2 = [9,4,9,8,4]
Output:[4,9]
explain:
The number of occurrences of each element in the output result shall be consistent with the minimum number of occurrence ...
Posted by phpete2 on Sun, 27 Feb 2022 02:04:52 +0100
Let's talk about several scenarios and solutions for the failure of transaction annotation @ Transactional
Introduction to Transactional failure scenarios
When the modifier of the first Transactional annotation annotation method is non-public, @ Transactional annotation will not work. For example, the following code.
Define an incorrect @ Transactional annotation implementation and modify a default accessor method
/**
* @author zhoujy
**/
@Comp ...
Posted by zicco on Sun, 27 Feb 2022 02:03:48 +0100
C++ decltype type derivation
reference
1,http://c.biancheng.net/view/7151.html
Both auto and decltype keywords can automatically deduce the type of variable, but their usage is different:
auto varname = value;
decltype(exp) varname = value;
Where varname represents the variable name, value represents the value assigned to the variable, and exp represents an expression ...
Posted by Unipus on Sun, 27 Feb 2022 01:34:27 +0100