Android TextView and EditText display the expression of the input method. Record it

Reference article at the top Android emoji display In fact, the code has not changed. Using emoji expression in Android system In this article, emoji expressions are actually a one-to-one correspondence between a set of Unicode codes and a set of expression descriptions. As for the corresponding pictures, it depends on how the ...

Posted on Wed, 18 Dec 2019 07:17:12 -0800 by xiao

PHP+jQuery China map hot data statistics display example

A PHP+jQuery implementation of China map hotspot data statistics display example, when the mouse slides to the map designated province area, in the pop-up prompt box to display the corresponding province data information. First, add a div "tip" to the page to display the map information and "map" to generate the map. 1 &lt ...

Posted on Wed, 18 Dec 2019 07:16:36 -0800 by amelhedi

How to add RoundedImageView control in Android Studio

First, briefly introduce the use steps: Here is a layout with similar QQ bubbles. 1. Add dependency: implementation 'com.makeramen:roundedimageview:2.2.1' Of course, the dependency package of RoundedImageView has been updated: compile 'com.makeramen:roundedimageview:2.3.0' Other writing methods are ignored first. Here we ...

Posted on Wed, 18 Dec 2019 07:13:48 -0800 by ddemore

OpenCV+Python license plate character segmentation and recognition (including new energy license plate recognition)

Three steps of license plate recognition: 1. Find the license plate from the picture 2. Identify the license plate number from the license plate 3. Improve recognition rate through training This is the second step, which is also the core. The other two are subsidiary functions. The third one can be trained through GAN or Te ...

Posted on Wed, 18 Dec 2019 07:03:42 -0800 by $SuperString

Exploring the strategy pattern of Java design pattern

Policy design pattern is one of the common patterns in Java API library. This is very similar to another design pattern (called state design pattern). This article is written after learning the excellent design pattern in learning source code in the excellent sharp course Java architecture VIP course [framework source code topic]. This paper br ...

Posted on Wed, 18 Dec 2019 01:53:45 -0800 by Rangel

Summary of error prone questions in Python programming test

1. Temperature conversion t=input() if t[-1]=="J": t=int(t[:-1]) t1=t/4.186 print("%.3fcal"%t1) else: t=int(t[0:-3]) t2=t*4.186 print("%.3fcal"%t2)   #This problem is not difficult, but pay attention to the input() without the prompt statement, it will report an error.   2. Happy numbers  n=input() h=0 i=0 while i< ...

Posted on Wed, 18 Dec 2019 00:15:10 -0800 by mistcat

Enterprise open source NAS system: OviOS Linux

preface Recently, I met a need. There are some large files to store. Because the files are very large, they do not want to be stored in the existing high available storage such as Ceph or GlusterFS to avoid the waste of resources. So I thought of using ISCSI mount to achieve this requirement, and began to find an open source NAS system. Open so ...

Posted on Tue, 17 Dec 2019 21:55:55 -0800 by CrusaderSean

Getting started with the WePY applet

I. Introduction to WePY WePY is Tencent's framework for repackaging native applets with reference to frameworks such as Vue, which is more close to MVVM architecture mode and supports some new features of ES6/7. II. Use of WePY 1. The installation or update of WePY is carried out through npm: npm install -g wepy-cli //Global install or u ...

Posted on Tue, 17 Dec 2019 20:23:40 -0800 by mausie

[swipe LeetCode together] find the k th largest element in the unsorted array

Title Description The k-th largest element was found in the unsorted array. Note that you need to look for the k-th largest element after array sorting, not the k-th different element. Example 1: Input: [3,2,1,5,6,4] and k = 2 Output: 5 Example 2: Input: [3,2,3,1,2,4,5,5,6] and k = 4 Output: 4 Explain: You can assume that k is always val ...

Posted on Tue, 17 Dec 2019 19:56:32 -0800 by danielson2k

Java Web Learning - Description of web.xml file

Summary: This paper mainly studies the function of web.xml file and how to configure it. What's this The web.xml file is used to initialize configuration information inside a Java Web project, such as the visited home page, Servlet information, Filter information, Listener information, startup information, and so on. If your project uses compon ...

Posted on Tue, 17 Dec 2019 19:51:56 -0800 by mezise