Android's four components, six layouts and five storage
one.Four components:
The four components of Android are activity, service, content provider and broadcast receiver.
1, Detailed explanation of the four components of android
1,activity
(1) An Activity is usually a separate screen (window).
(2) Activities communicate ...
Posted by lilsim89 on Sat, 16 Apr 2022 15:43:37 +0300
RecyclerView split line packaging
RecyclerView split line packaging
It's impossible not to take notes. Even if you write some things yourself, you'll forget them in two days.
import android.graphics.Point;
import android.graphics.Rect;
import android.view.View;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recycler ...
Posted by skyriders on Sat, 16 Apr 2022 14:06:42 +0300
20 minutes to master Android Gradle
At present, the domestic exploration in the field of Android has become deeper and deeper. Many technical fields, such as plug-in, hot repair and system construction, have urgent needs for Gradle. If you don't understand Gradle, you will not be able to complete the above things. So Gradle has to learn.
Almost everything in Gradle is based on th ...
Posted by argoSquirrel on Sat, 16 Apr 2022 13:34:22 +0300
Rapid integration of Huawei AGC cloud storage service Android
Huawei AppGallery Connect provides a cloud storage service, which claims to provide a convenient cloud storage service. When application developers use it, they can use it directly without paying attention to the deployment of servers.
At present, this function is still in the bate stage. I experienced it first. If you want to quickly experien ...
Posted by dimkasmir on Sat, 16 Apr 2022 09:09:33 +0300
Android foundation HELLO WORLD
Android Foundation (I) HELLO WORLD
Study notes of the first line of code (Second Edition)
catalogueAndroid Foundation (I) HELLO WORLD1, System architecture1. Linux kernel layer2. System runtime layerA. System libraryB. Runtime library3. Application framework layer4. Application layer2, Four components of AndroidActivityServiceContentProviderBro ...
Posted by goodtimeassured on Fri, 15 Apr 2022 17:53:43 +0300
Compose to achieve CoordinatorLayout folding effect
preface:
For android native, you can achieve a folding effect according to (CoordinatorLayout+AppBarLayout+ CollapsingToolbarLayout) and (behavior+collapseMode+scrollFlags). For Compose, the official does not provide a similar Api, so you need to customize one yourself.
Originally, I also studied for some time, but I happened to find that som ...
Posted by Thoaren on Fri, 15 Apr 2022 12:06:08 +0300
Audio and video development series (28)AudioTrack plays PCM audio
catalogue
AudioTrack and MediaPlayer Introduction to AudioTrack API (structure, operation, state machine) Specific implementation (Static and Stream modes) Problems encountered harvest
1, MediaPlayer and AudioTrack
The Android audio player and the Mediatrack SDK provide three common audio playback API s AudioTrack manages and plays a ...
Posted by eugene2009 on Fri, 15 Apr 2022 11:58:54 +0300
ArrayList -- the of Java data storage
Official document description
The resizable array implements the interface of List. Implement all optional List operations and allow all elements to include null. In addition to implementing the List interface, this class provides methods to manipulate the size of the array, which is internally used to store the List. (this class is roughly ...
Posted by jarosciak on Fri, 15 Apr 2022 06:15:23 +0300
Project training - intelligent video clipper GIF clip synthesis video based on AI
preface
After the user uploads the video and the image of the target character, the front end falls into waiting and keeps requesting until the back end calls the algorithm and returns all the main GIF fragments containing the target character. After returning, the front end needs to download these moving picture clips and save them in t ...
Posted by Aaron111 on Thu, 14 Apr 2022 17:24:24 +0300
Python crawler: Skinny shrimp short video without watermark download (new version)
The latest update date of crawling rules written in this blog is: February 28, 2021
Reminder: please indicate the author and the original link!!!
CSDN home page: High IQ idiot Original address: https://blog.csdn.net/qq_44700693/article/details/113826111
Small greetings
I don't know if the friends who are reading this section ...
Posted by theCro on Thu, 14 Apr 2022 11:12:05 +0300