Android - Страница 1721

Error: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.demo/com.example.demo.Dep_Main}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a...

I'm working on an app in which I want to add a functionality that shows an alert dialog box only once a day when the user opens the app. I'm done with the dialog box I used the boolean variable if this bool value is true then show dialog else don't...

I am new to Flutter/coding. I am trying to work on my first project. I am following an online tutorial to create a weather app. I followed all the instructions but when I am running the app, nothing shows up on my emulator. There is an error on the...

I want to generate a pdf document using Android's PdfDocument class by scrolling through contents of a scrollView.

Right now, correct number of pages are being generated but contents are printed only on first page of pdf. Other generated pages...

Im having an issue with syncing the gradle for my android studio project

Unable to find method ''com.android.build.api.variant.SourceDirectories$Flat com.android.build.api.variant.Sources.getByName(java.lang.String)''...

After last update about authorization it's still possible do get request for tracks? Before the update I've this request URL:

But now it returns:

{ error : { status : 401, message : No token provided } } How can I do the call now with auth...

We can pass the values from one activity to another using putExtra method.

intent.putExtra( key , value);

I am passing two values using this and the first value is getting retrieved as expected, but not the second

intent.putExtra( Code ,...

I am developing an app in which I want to send mail from app without user intervention (without using intents), and it is not good to take the user credentials (without using Java mail API), but how to bind the body of the mail from Android...

I have a code that adds a new captain to the list and then updates the list and has to redraw it, but it doesn't do that. Although an object is added to the MutableList
class MainActivity : ComponentActivity() { @SuppressLint(...

I am facing a weird behavior. I have stucked for five days, at last, I am asking here. When the Internet connection is off, (or on, but no data), when I want to open my app by tapping the launcher icon, my app leads me to a screen, that shows a...

I want to know when I'm writing a web API to make service for mobile and angular 2 clients, should I write one register API for both of them (mobile and angular 2) or should I write for each one separately? My register user view model for web and...

I'm currently developing an Android Host Card Emulation (HCE) app targeting API level 34. My application handles the server-side implementation of PACE (Password Authenticated Connection Establishment) authentication and responds to APDU commands in...

I have an Android app with a Python server. I need the server to have access to the users' emails constantly, so I'm following this guide:

def google_api(auth_token): # If this request does not have X-Requested-With header, this could be a...

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I have a lazy row that contains items. Now I want to make an API call for the items which are fully visible in the viewport whenever the user scrolls the lazy row.

I have tried the following code:

listState = rememberLazyListState()...

As you can see in the code it will not let me run a pyglet window

~/python $ python fourthtry.py Traceback (most recent call last): File /data/data/com.termux/files/usr/lib/python3.11/site-packages/pyglet/__init__.py , line 335, in __getattr__...

I want to get BasicTextField selected text count in jetpack-compose, how can I do it? I want to check if any text is selected in the BasicTextField, show a dialog.

CustomBasicTextField( value = uiState.note.title, updateTextValue = {...

I have an android application built by jetpack-compose. When my MainActivity starts, it calls some composables. But the problem is that after showing the first composable, it freezes and I cannot interact with it for a few seconds (about 30...

I've made a custom toolbar with a title and functioning popup menu, but I can't seem to get a search menu to show up in the toolbar. The search menu icon doesn't even show in the toolbar for this activity and I can't figure out why.

Main...

I want to get BasicTextField selected text count in jetpack-compose, how can I do it? I want to check if any text is selected in the BasicTextField, show a dialog.

CustomBasicTextField( value = uiState.note.title, updateTextValue = {...

I am developing a mobile app on Android that will track the hours that users spend in certain location using geofencing technology. This app will be installed on phone that will be provided by companies to their employees and this app is one of (if...

I have frontend and backend ready and working on localhost. I am displaying the frontend web site through the Android emulator:

public class MainActivity extends AppCompatActivity { private WebView webview; @Override protected void onCreate(Bundle...

I tried to accept touch events in Qt6 like this, in main.cpp:

QApplication::setAttribute(Qt::ApplicationAttribute::WA_AcceptTouchEvents); error: no member named 'WA_AcceptTouchEvents' in 'Qt::ApplicationAttribute'

IntelliSense shows that...

I am facing conceptual issue on how to store session in mobile app after sending login request to API. Basically what I have done so far I created web server using Node.js and I handle sessions using express-session. What I want to to is to create...

I'm currently working on an API that is going to be used in an app and a website. For some actions, you have to be logged in and for others not. Users are also split up into different account types like e.g. users and support. For the API I've used...