Recent Posts
-
Ios10 new push function implementation code
From ios8 0, the implementation of push function is constantly changing, and the functions are also increasing. Ios10 …… -
Make a chat room with Java websocket
In a recent project, I needed to use the new feature of Java websocket, so I learned it. I felt that this technology w…… -
Implementation code of mybatis transmission list
1. When there is only one query parameter 1.1 if the parameter type is list, the collection attribute must be specifie…… -
Detailed explanation of Java list usage examples
Detailed explanation of Java list usage examples The principle of variable array in Java is to constantly create new a…… -
Java programming method for converting array to list and list to array
This paper describes the method of converting array into list and list into array by Java programming. Share with you …… -
Asynctask is used in Android to realize file download and progress update prompt
Android provides a tool class: asynctask, which makes it easier to create long-running tasks that need to interact wit…… -
Implementation of activity processing return results in Android
We all have such an experience when shopping online. When confirming the order and selecting the consignee and address…… -
There are more implementation schemes for listview pull-down refresh and pull-up loading in Android
Listview is often used in combination with refresh and pull-up loading. This paper summarizes three commonly used sche…… -
Android enables wechat to automatically say hello to people nearby (Accessibility Service)
Learn the powerful accessibilityservice!!! The following is the core code for wechat to automatically greet people nea…… -
Playing 360 degree panoramic video in VR development for Android
VR is virtual reality. Virtual reality technology is a computer simulation system that can create and experience the v…… -
Dialog pops up at the bottom of Android imitation apple
Style file Animation folder anim two files actionsheet_ dialog_ in.xml actionsheet_ dialog_ out.xml Main activity appl…… -
Android touch event monitoring (activity layer, ViewGroup layer, view layer) details
Android touch event monitoring at different levels In app development, we often encounter operations related to gestur…… -
Detailed introduction to the constructor of Android custom view
Constructor for Android custom view Custom view is a common requirement in Android. Each custom view needs to implemen…… -
Implementation code of dialog animation effect pop up from the lower left corner of the screen in Android
Mainactivity Code: Layout of main interface: Dialog layout: Styles Code: Enter the animation (zoom in at the lower lef…… -
Android drawerlayout implementation drawer effect example code
Official website: https://developer.android.com/training/implementing-navigation/nav-drawer.html Paste the main logic …… -
Detailed explanation of Android control drag instance
Android control drag The dragging of Android control is mainly to override its ontouch () method by setting the setont…… -
Data storage of ContentProvider in Android development tutorial
1、 Introduction to saving data by ContentProvider A program can completely expose its own data by implementing an abs…… -
Detailed explanation of Android memory optimization — lrucache
Concept: LruCache What is lrucache? What is the implementation principle of lrucache? In fact, these two questions can…… -
Unsupported major.minor version 52.0 in Android studio solution
Unsupported major.minor version 52.0 in Android studio solution After the Android studio was recently updated, an erro…… -
Detailed explanation of timing pin (refresh page request server) used in Android
I want to use 5 seconds in the program to request data (I don't recommend you to do this, my demand is this) Code disp…… -
Summary of several methods for Android to obtain internal and external SD card paths
Android SD card path: The path of external SD card may not be used by many students in their daily work, because many …… -
Android simply realizes unlimited scrolling and automatic scrolling viewpager
We often see a viewpager that can automatically scroll and scroll infinitely in the application. Baidu and Google also…… -
Detailed use examples of Android date and time
Android date and time usage Use of date and time; 1: Pop up boxes timepickerdialog, DatePickerDialog 2: Component Time…… -
Android development uses listview to dynamically refresh an item
preface What this paper implements is to use viewholder to refresh some data, instead of refreshing all data every tim…… -
Solution of web pages loaded by WebView in Android being enlarged
In some large resolutions, the web pages loaded with WebView may be enlarged, which is obviously not the result we wan…… -
Android tab tab usage Foundation
In Android programs, tab tab window is a common UI interface element. Its implementation mainly uses the tabhost class…… -
Create a cool Android studio plug-in
After learning the basics of Android studio plug-ins in the previous articles, this article intends to develop a cool …… -
Android thread realizes picture rotation
1、 Realization effect This article implements a simple picture rotation, initializing 3 resource pictures, changing t…… -
Folding and unfolding effects of tableview similar to QQ packets in IOS development
Similar to QQ grouping, realize the folding and expansion of tableview. In fact, to achieve this effect, I first thoug…… -
Android implements the tangent chart as an example of avatar
Android tangent chart The renderings are as follows: MyView class Mainactivity class xml Thank you for reading, hope t…… -
Detailed explanation of messenger and Aidl for Android process communication
1. Preface Mentioned inter process communication (IPC): in the Android system, one process cannot directly access the …… -
Explain the basic use of Android image loading framework fresco (2)
PS: Recently, I saw that many people began to write year-end summaries. Time passed quickly. At the end of the year, I……