Dynamic agent - Method enhancement

1, Three ways to enhance methods **The first inheritance: to know the parent class **The second decorator mode: ***Two classes implement the same interface and get the reference of the other class ***Disadvantage: all methods in the interface need to be implemented **The third dynamic agent ***For example, mo ...

Posted on Wed, 25 Dec 2019 07:39:50 -0800 by seeker2921

When Android 10 was upgraded, the APP flashed back

There are many surprises in the work. Today, we have a problem. After a customer's mobile phone is upgraded to the latest Android 10 system, the original APP of our project will flash back as soon as we click Icon to start the APP. It can't be used at all. At the beginning, it was suspected that the App version was compatible. Check the configu ...

Posted on Wed, 25 Dec 2019 03:28:24 -0800 by ClarkF1

Android Development about whether the device is a simulator

In the near future, it is necessary to identify whether the equipment is a simulator. It is not accurate to see most of the methods from the Internet. It may also be the reason for the test environment. These include 1. Special files of testing simulator 2. Drive of testing equipment 3. Check some hardware of mobile phone 4 ...

Posted on Tue, 24 Dec 2019 10:54:32 -0800 by Rykin

Using H5 + to update APP Online

1 add the following js code to the APP Homepage // Get local app resource version number plus.runtime.getProperty(plus.runtime.appid,function(inf){ wgtVer = inf.version; // mui.toast("current application version:" + wgtVer); // Detect updates checkUpdate(); }); // Detect updates var checkUrl = "A web address t ...

Posted on Sat, 21 Dec 2019 13:03:17 -0800 by planetsim

Responsive layout - CSS Media Query

preface Now more and more people use mobile devices such as mobile tablet to browse websites, so responsive layout is very important in website development. The following records a simple responsive layout scheme, which is implemented by HTML+CSS (CSS Media Query). And attach a simple responsive blog. realization principle ...

Posted on Sat, 21 Dec 2019 09:42:15 -0800 by NeMoD

Login Registration Contains Authentication Code

Item: User login and registration (with authentication code) Step 1: Create a corresponding user model class The user's corresponding model class:User Attribute: Account: username Properties: Password: password Attribute: Contact: phoneNumber Properties: Mailbox:email 1 package cn.aurn.demo02; 2 /* 3 * User Model Class 4 */ 5 public ...

Posted on Fri, 20 Dec 2019 23:46:29 -0800 by musclehead

Python Analytical Movie "Party at South Station"

Preface The text and pictures in this article are from the Internet. They are for study and communication only. They do not have any commercial use. The copyright is owned by the original author. If you have any questions, please contact us in time for processing. Author: Programmer Pilot PS: If you need Python learning materials for your child ...

Posted on Fri, 20 Dec 2019 22:47:57 -0800 by Balmung-San

Vue Music - leaderboard page 07 "capture details page data

Approximate steps: Target effect 7, Capture the data on the detailed page of the leaderboard main points Enter QQ music mobile terminal, find the data of the first page of the leaderboard in the Network, and find it in XHR Use the jsonp method written before to parse the data and pass in the processed url Click event ...

Posted on Thu, 19 Dec 2019 12:16:53 -0800 by ranman

android can open another app in two ways, built-in to its own app, and reopen the app,

android can open another app in two ways, which are built into its own app space and re open the app space, Catalog 1. Built into your own app space, 2. Reopen the app space, 1. Built into your own app space, Code writing of the main configuration file of the activity of the opened app <activity android:n ...

Posted on Wed, 18 Dec 2019 12:18:02 -0800 by logicopinion

Installation of Mysql5.7 under Linux

1. Download the tar package. Here, use wget to download it from the official website wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz 2. Install mysql under / usr/local/mysql Decompression tar -xvf mysql-5.7.22-linux-glibc2.12-x86_64.tar.gz Mobile phone mv mysql-5.7.22-linux-gl ...

Posted on Mon, 16 Dec 2019 08:41:06 -0800 by ManInBlack