Android
-
Android – recyclerview project content is not visible
Use recyclerview to display data from JSON. Each recycler item contains an image and several textviews But whenever I …… -
Or clause in firebase Java Android
Who knows how I can make a common "or" in the where clause in firebase? I need to do this in the query because I send …… -
Android – adjust the width and height of the dialogfragment
I have a problem with the width and height of dialogfragmentn. This is my class representing dialogfragmentn: public c…… -
Android – how do I pass non Parcelable objects from one activity to another?
I have two objects instantiated from two different classes, which do not implement parseable or serializable. I want T…… -
Android calls JS, and JS calls Android
1.main.xml 2.demo.html 3.WebViewDemo.java When you click the button in the first interface, the HTML content changes M…… -
Unable to resolve com.android.billingclient: billing: 1.0
I have similar problems, such as here, but in my case, gradle cannot solve the billing library v1.0, even if I add the…… -
Java – how to automatically fill edit text from the middle?
I'm developing a contact manager project for android.in. I want to automatically fill in the end of the e-mail address…… -
java – AWS Lambda：ClassNotFoundException
Whenever I try to test my lambda function on AWS lambda, I currently get a classnotfoundexception. The exception is sh…… -
Android – context sensitive issues within MVP presenters
I am a novice in Android MVP mode and work on my project. I have some basic questions related to Android context in th…… -
Filter rxjava observable using other observable
I am using rxandroid 2.0.1 and rxjava 2.0.6 I have two observable: one returns may < MyObject > based on some st…… -
Android – retrieves specific data from the firebase database
I am using the firebase database and Java to create a chat application on Android. Whenever a user registers for the f…… -
Android – cannot find “libsupportjni. So” in debug version type
I use muiltdex, which must happen when I choose the debug build type; But it doesn't happen when I choose to publish t…… -
Android sideslip and breakpoint sequel
Note: to write in the position of the layout, replace the linear or relative layout, and write two sub layouts. The fi…… -
Android studio 2.2.2 uses the binary repository to publish my app module to jcenter as a library
Here, I have successfully completed the QR code scanning project. I use the qrcodereader view 1.0.0 V URL repository. …… -
Java – some questions about gradle for Android Development
I have some questions about gradle >What is the difference between buildscript. Dependencies and? Dependency? > …… -
Cannot find explicit activity class. Have you declared this activity in androidmanifest.xml
I am trying to implement preferenceactivity in my application, following the answers accepted in this question I got t…… -
Java – do immortal objects really exist?
In this article: xamarin – use weak references to prevent immortal objects. It says that if two objects strongly refer…… -
Android – add text to layout?
I have a horizontal small screen layout. I have some text in the textview in the layout... But it is not displayed. I …… -
Charles notes
1. Installation: configuration of ubuntu16.04 system Charles 2. Use Charles to capture the HTTPS request of android ap…… -
C# – setsupportactionbar crashed in visual studio and xamarin
I'm trying to create an Android application using xamarin and visual studio. Suddenly, I encountered a strange error w…… -
If the text field is empty, the Android button is disabled
Can someone tell me how to disable buttons in Android unless all three EditText fields are filled? I don't know where …… -
How to separate logic / UI in Android
I want my application to be divided into two parts: logic code and UI I try to implement it in each activity using the…… -
Android – change the navigationview title text color
How to change the title text color in the navigation drawer. I'm using the latest support design library. The picture …… -
Android – mediaplayer setoncompletionlistener repeated calls
In my application, I display my audio files in listview, and when the click of a specific file of listitem must be pla…… -
Android – how to move to another activity in seconds?
I have a splash screen. I just want it to wait 1 or 2 seconds and then move on to the next activity. I know there are …… -
Android – actionbar and navigation drawer – slide actionbar with activity / fragment
I am using the navigation drawer, as shown in here: Android example. At this time, the operation bar is static, and it…… -
Android – how to use Google play purchase validator to effectively purchase express servers
I hope to integrate the in app settlement function of Google play into the unity project that has obtained payload JSO…… -
Android – caches all data in the. Gitlab-ci.yml file
I'm new to gitlab CI. I'm trying to use cache in. Gitlab-ci.yml file (on Android platform). Gitlab CI works well, but …… -
Android – session closed; Further changes are illegal
I'm reading many reports about this problem, but I still can't find the answer. Sometimes, after capturing with Camera…… -
Android – how to prompt the user to select the default navigation application
I have an application that allows users to click on the address to navigate from their current location. Now it opens …… -
Android media player and search bar synchronization problem
I'm developing a media player application. I'm trying to sync it to the search bar so that the search bar automaticall……