About the front-end upload document comprehensive basic literacy paste - - - picture upload, rotation, redrawing, preview and other actual combat (with DEMO)

Series of articles Comprehensive Basic Literacy Paste for Front-end Upload Files (Zero)On Comprehensive Basic Literacy Paste for Front-end Upload Files (I) --- XMLHttpRequestComprehensive Basic Literacy Paste for Front-End Upload Files (II) --- FileComprehensive Basic Literacy Paste for Front-End Upload Files (3) --- FormDataOn the Comprehensiv ...

Posted on Thu, 01 Aug 2019 19:06:17 -0700 by silvio

Parsing xml files with dom4j and encapsulating them in an entity class by reflection

Links to the original text: https://www.cnblogs.com/baiqiantao/p/7478523.html First, build a maven project to introduce the corresponding dom4j Maven dependencies into pom.xml <dependency> <groupId>org.dom4j</groupId> ...

Posted on Thu, 01 Aug 2019 03:06:41 -0700 by LordMerlin

Comparisons between Strict and Non-Strict Patterns in JavaScript

## Notices for Strict Model Strict mode is recommended to be set at the beginning, or within the scope. The grammatical stringent mode that appears in front of the strings when using'use strict'will be invalid, which is equivalent to no strict mode. // var mm = 1; 'use strict'; with ({x:1}) { c ...

Posted on Thu, 01 Aug 2019 01:49:28 -0700 by gli

Flutter Realizes Picture-in-Picture Effect

Links to the original text: https://blog.csdn.net/dingdegao/article/details/97132436 This article is reproduced from The Big Dipper Articles Preface Today, I will continue to talk about the implementation of Flutter and the realization ...

Posted on Wed, 31 Jul 2019 23:18:11 -0700 by deed02392

vue tutorial 2 vue components

Each component can have its own data, methods, computed, and everything you've seen before -- just like the Vue instance itself. You may have noticed a slight difference between a component and a Vue instance: the data attribute on a Vue instance is an object, and the data attribute on a component is a function. This is because you can use com ...

Posted on Wed, 31 Jul 2019 08:30:12 -0700 by Japher

LinkedList Source Code Personal Notes

LinkedList Source Code Personal Understanding brief introduction Core source code Internal class Basic parameters Construction method add method (important) addAll Method (Important) get method summary brief introduction LinkedList's bottom layer is linked list implementation, so add and del ...

Posted on Wed, 31 Jul 2019 06:58:18 -0700 by info@ipfaces.org

Vue knowledge point sorting-routing (vue-router)

What is routing ** Back-end routing: ** For ordinary websites, all hyperlinks are URL addresses, and all URL addresses correspond to the corresponding resources on the server; Front-end routing: ** For single-page applications, hash(#) in the URL is used to switch between different pages. At the s ...

Posted on Wed, 31 Jul 2019 06:51:49 -0700 by raydona

Introduction to Javascript Regular Expressions

Preface PS:2018/03/27 Optimize the format of the article, add some new test codeWhen it comes to regularization, we are often exposed to the fact that the front-end is small enough to verify and plug-ins can be seen everywhere. Simple methods can also meet the requirements, but lack of flexibility. Once the need for complexity, there is no more ...

Posted on Wed, 31 Jul 2019 04:37:14 -0700 by fitzsic

Internal Class Anonymous Internal Class

Share the case of anonymous internal classes: Access rules for internal classes /** * Access rules for internal classes * 1.Internal classes have direct access to members of external classes, including private ones. * 2.When external classes access internal classes, they must establish objects of i ...

Posted on Wed, 31 Jul 2019 03:47:25 -0700 by sachin_wal

django learning notes day2

Articles Catalogue Admin Site Management Configuring Admin applications Managing data tables Associated objects Example of Boolean Value Display Problem Execution button position Register with Decorator Admin Site Management Summary: Content Publishing: Responsible for adding, modifying and d ...

Posted on Wed, 31 Jul 2019 01:45:55 -0700 by 8mycsh