Learning summary of pixi.js

I. Introduction to pixi.js pixi.js is a very fast 2D sprite rendering engine. It can help us display, animate and manage interactive graphics. In this way, we can easily implement an application or complete a game using javascript and other HTML5 technologies. It has a semantic, concise API, and contains many useful functions. For example, it s ...

Posted by ternto333 on Tue, 15 Oct 2019 00:04:21 -0700

Soft technology web class: JavaScript array

JavaScript arrays are used to store multiple values in a single variable. Example var cars = ["Saab", "Volvo", "BMW"]; What is an array? Arrays are special variables that can store more than one value at a time. If you have a list of items (for example, a list of car brands), storing car brands in a single variable should look like t ...

Posted by shaun112 on Mon, 14 Oct 2019 19:07:10 -0700

Introduction to Python selenium usage

# Edition python==3.7.3 selenium==4.0.0a1 # selenium pypi address https://pypi.org/project/selenium/ Catalog:I. Initialization2. Element Search3. select Label Operation4. Executing js scripts5. iframe operation6. Action and Action ChainVII. Abnormal handlingVIII. Withdrawal Procedure I. Initialization from selenium import webdriver fr ...

Posted by greenie__ on Mon, 14 Oct 2019 09:11:13 -0700

Spring's Learning _ 2.IoC Control Inversion

1.Ioc (inversion of control) controls inversion (an idea). IoC is an idea. Before that, the creation of objects used in programs must be completed by programmers. IoC entrusts the creation, preservation and management of objects (life cycle) to Spring, so Spring is also equivalent to a container (object of objects stored), which is the process ...

Posted by hammerslane on Mon, 14 Oct 2019 07:33:59 -0700

Definition and Use of Constants, Fields, Attributes and Methods of Global Scope in C#

scene In development, there are often constants, fields, attributes, methods of global scope. These need to be set to global scope to save and have unique instances. Note: Blog Home Page: https://blog.csdn.net/badao_liumang_qizhi Focus on the Public Number A hegemonic programmed ape Get programming related e-books, tutorials and free down ...

Posted by Highlander on Mon, 14 Oct 2019 07:09:55 -0700

JeeSite | save information modification record

Demand point In many scenarios, the information can not be easily modified. When modifying, it needs either permission or approval. However, in either way, the data before and after modification needs to be kept "background". That is to say, the key information is modified with modification records. Generally, modification records re ...

Posted by konetch on Mon, 14 Oct 2019 06:49:44 -0700

Code execution sequence in java

Previously, the execution sequence of static code blocks, construction code blocks, common code blocks, and class initialization has not been particularly clear. Here, collate, facilitate review! Execution order: Parent class - > subclass Static Attribute - Static Code Block - > Common Attribute - Constructing Code Block - > Construc ...

Posted by mikeabe on Mon, 14 Oct 2019 06:34:58 -0700

Introduction to Lodash and summary of the most commonly used methods

I. Introduction of Lodash: Lodash is a set of tool library, which encapsulates many processing functions for common data types, such as strings, arrays, objects and so on, to help developers reduce the difficulty of using JS. Introduction to Lodash: Take Vue-cli as an example: 1,yarn install lodash2. Introduce and use in main.js import _ from ' ...

Posted by rob_maguire on Mon, 14 Oct 2019 01:20:59 -0700

Telecommunication Resource Management System: Based on H5 Overlay OpenLayers 3 GIS

Preface Through the combination of HTML5 and OpenLayers, a very good application of telecommunication map network topology can be formed. The result can be used as a telecommunication resource management system, food location sharing software, area room search, railway line drawing and so on. It is an application that can be involved in all fi ...

Posted by scott.stephan on Sun, 13 Oct 2019 17:55:09 -0700

Step by step analysis of spring bean life cycle

The life cycle of spring beans is the basis and difficulty for further study of spring. This article will elaborate the life cycle of spring beans in the way of code + graphic conclusion. This article will clarify the following figure.   I. Project structure and source code 1. Program directory structure  2.applicationContext.xml &l ...

Posted by zenabi on Sun, 13 Oct 2019 10:20:41 -0700