How is about to check wheter val bmp = BitmapFactory.decodeResource(context.getResources(), resourceId, opts) returns a 'not null' value? And in case it returns null you need to investigate why...

Kotlin

exceptions

null

How to upload video to server android app

10 Jul 2020 by Abdelrhman khaled

**I tried 2 Codes with php Script and get > *//////// so I need help please Thanks What I have tried: **I tried 2 Codes with php Script and get Same Result ** **java code ** ``` FileInputStream fileInputStream = new...

Kotlin

Java

Android

How do I get ISP name in android?

31 Aug 2022 by Abhishek Tibrewal

Hi, I am working on a network monitoring app in kotlin, android. I need the ISP name for my network. Thanks. What I have tried: I have searched through developers.android.com but cannot find anything that gives me the correct answer can you...

Kotlin

Android

How to remove unwanted section in kotlin webview android studio

23 Sep 2022 by Abubakar Abdurrahman

I am converting my wordpress website in to android application using webview in kotlin, and I want to remove(hide) the header of the website in the app version. What I have tried: I have try so many search and i found a way to did it by...

Kotlin

Android

How to convert an int into an editable ?

3 Aug 2019 by Afzaal Ahmad Zeeshan

Did you try to convert it to String and then applying? num1TextE.text = result.toString() Basically what Kotlin is doing is just providing a high-level abstraction over Java, so in Java what you do is you normally set the text field of an EditText control with a String value... Just an integer...

Kotlin

Android

Want to know how to create custom view in andorid

20 Dec 2022 by Akshay Jain Dec2022

Hi guys, I have to make a custom view for my project ..there is a app inshot video editor ,there is a sticker section which help user to add sticker on their video and I have to make the same user interface as they have used in their app .If...

Android CodeView - the Easiest Way to Highlight Text

7 Apr 2021 by AmrDeveloper

How to use CodeViewAndroid Library in many projects features

How to Create Adapters Easily in 2022 as an Android Developer

4 Mar 2022 by AmrDeveloper

How to get any Adapter class from model class easily and quickly

Create a Simple Bot Creator in 33 Lines of Code

18 Apr 2021 by AmrDeveloper

How to create a simple bot creator in Kotlin using only 33 lines of code

How to input D.O.B and getting age using kotlin android studio?

13 Feb 2023 by Andre Oosthuizen

Solution was given at Stack - Calculate age from BirthDate[^] Using Kotlin fun getAge(year: Int, month: Int, dayOfMonth: Int): Int { return Period.between( LocalDate.of(year, month, dayOfMonth), ...

Kotlin

Android

Ho do I pass a class type to a class in kotlin?

31 Jul 2021 by Attaullah Khan 2021

Hi! I'm trying to create a class that accepts a class parameter and its print function prints the name of provided class. class A(val t: T) { fun print() { println(t!!::class.java.simpleName) } } class B {} fun main() { ...

Kotlin

Android

generics

Dynamic Programming or How to Use Previous Computation Experience

16 Feb 2023 by Ayat Rakhishev

A walkthrough of dynamic programming

Kotlin

Dev

algorithm

How do I make a simple data entry application with two activities navigating among each other

8 Feb 2024 by Ayush Thakur from New Delhi

I want to make a simple data entry application where the app starts with the main activity and asks the user for their info and image URI from the gallery, after getting all the inputs when the user enters submit it opens up a new activity that...

Kotlin

Android

Unresolved reference : retrofit while creating retorfit instance.

15 Sep 2021 by Bayare Singh ASET, Jaipur

I am working on an android app which request Mars photos ans use it to display it on screen. To make an request.And trying to use A public Api object that exposes the lazy-initialized Retrofit service. below is source code with error import...

Kotlin

Android

Printing an Image with textwrapping and Alignment in ESC/POS Thermal Printer

14 Nov 2019 by Bloody Chicken

Algorithm for printing an bitmap image with textwrapping and alignment in ESC/POS thermal printer.

Kotlin

imaging

algorithm

Ktor server responds with 406 error in postman

30 Dec 2023 by Carlos Ramos Dec2023

I am doing a backend server and I am having some trouble while testing /register route. I think that I have configured everything correctly but it gives me the 406 error when I try to do a POST method on Postman this is the link that I am using...

Kotlin

PostgreSQL

How do I set textview size in custom textview android

17 Sep 2020 by ChandraSaiMohan bhupati

I have a requirement where I need to use a custom TextView across all modules in App . When user enters XML attribute as "large" ,custom textview should pickup value from dimen.xml and set as 40sp . I am facing issues while doing this: What I...

Kotlin

Android

custom-controls

What these two lines of kotlin code does

17 Jul 2019 by CHill60

@Richard-MacCutchan presents a compelling argument - study Kotlin so you can find out what the code does. See Kotlin for Android - Kotlin Programming Language[^] Debugging is usually an excellent way of finding out what code does too - see Debugging - Kotlin Programming Language[^]

Kotlin

Android

How would I use my date of birth to calculate age, birthstone, and chinese zodiac sign in kotlin?

31 Jan 2023 by chilly45

I am working on an app using kotlin in android studio. I have two activities. One activity accepts the age the the user inputs and then it takes me to another activity that would show the age, birthstone, and Chinese Zodiac sign. What i am having...

Kotlin

Android

How to input D.O.B and getting age using kotlin android studio?

13 Feb 2023 by chilly45

There is to be two activities , one activity should accept name and D.O.B and then i click the submit button which will take me to another activity where it shows the age (just the number nothing else) , the zodiac sign or picture and the...

Kotlin

Android

Learn Android programming with Kotlin: Using VideoView and MediaController

16 Mar 2020 by Coding Notes

How to use VideoView and MediaController in Kotlin

Kotlin

XML

Android

(Kotlin)how do I change scanner type to string type?

1 Apr 2020 by CPallini

As far as I guess (I may be wrong), you cannot do that. Here you may find typical usage of the Scanner in Kotlin: Read Data Input using Scanner in Kotlin - Kotlin Programming[^].

Kotlin

Typecasting

Can you explain how this function(perm) works?

6 Dec 2022 by Daniel89089

#include #define SWAP(a,b) {int temp = a; a = b; b = temp;} #define N 10 void perm(char str[],int count,int t) { if (t==count-1){ for (int i=0;i

Kotlin

Javascript

How do I get ISP name in android?

31 Aug 2022 by Dave Kreskowiak

You're not going to find anything to give you the ISP information in any SDK. You need to be able to get your outside IP address, which you cannot do from your client without a server. Once you have that address, you need to look that address up...

Kotlin

Android

Why does my application crashes when it connects to the database after clicking the button "bt_inscription_main"

25 Dec 2023 by Dave Kreskowiak

Without the error message printed to the console window by the e.printStackTrace method in your trry/catch block, it's impossible for anyone to tell you what's going wrong.

Kotlin

Android

Ktor server responds with 406 error in postman

30 Dec 2023 by Dave Kreskowiak

I don't know Kotlin at all, but it seems you're catching an exception but completely ignoring it, only returning a generic response: } catch (e: Exception) { // Handle registration errors call.respond(HttpStatusCode.BadRequest,...

Kotlin

PostgreSQL

How do I create a countdown timer which is same for all users ?

11 Aug 2021 by Deepesh Mhatre 2021

I am trying to create an auction app , where every 4-5 minutes a new product is shown to the users which they can either participate or reject from entering. So what I want to do is run a global counter every 4-5 minutes for all the users i.e all...

Kotlin

Java

Android

Why does my application crashes when it connects to the database after clicking the button "bt_inscription_main"

25 Dec 2023 by eva joly fabiola yepgwa takedo

When i click the button to save user's informations, the app just close and i can't access the database to see if the infos got saved or not because of that. When i comment the "verifyUser(mail)" part, i only get the toast as an answer but the...

Kotlin

Android

Why does my application crashes when it connects to the database after clicking the button "bt_inscription_main"

25 Dec 2023 by eva joly fabiola yepgwa takedo

Logs : KeyboardViewController.show():438 Requesting to show sub view with id 2131428318(key_pos_password_header_numbers) which doesn't exist in current keyboard view ...

Kotlin

Android

Can anyone please explain me this code's result?

16 Sep 2020 by F-ES Sitecore

Go through it on paper, or line by line in a debugger var x=0 So x is 0 for(outer in 1..3) everything in this for will loop with outer being 1 then 2 then 3. So for the first pass outer is 1; x = 0 outer = 1 for(inner in 4 downTo 2) ...

Kotlin

How do I make sure that my tflite model is functioning properly and is ready to be used in a mobile app?

20 Mar 2023 by Fatema Shawki

I'm working on a real-time object detection mobile application using kotlin. I trained a yolo v5 model on a custom dataset of 4 classes, then converted the model to a .tflite file. I used this line to convert the yolo model to tflite: !python...

Kotlin

Python

tensorflow

Asking for camera permission in android kotlin

14 Apr 2023 by Fatema Shawki

I am currently working on an Android app that involves camera object detection. However, I have encountered some issues that need to be addressed: - The app displays a black screen after granting camera permission, requiring one or two app...

How do I make a profile fragment for my app in kotlin

7 Jul 2020 by Garth J Lancaster

Quote: but my codes were not working. that's about as useful as 'tits on a bull' for a description - please use 'Improve solution' to modify your question and explain what you get, what you expect to get, and where you think the problem is ...

Kotlin

Android

How to make my app fit in all screen

22 Jul 2020 by Gerry Schmitz

Quote: The design editor can preview your layout on different Android devices and versions, and you can dynamically resize the layout to be sure it works well on different screen sizes. Build a UI with Layout Editor �|� Android Developers[^]

Kotlin

Android

Pressing "new button" after execution fails to obtain the latitude and longitude position

16 Apr 2023 by Graeme_Grant

If you want someone to write code for you, then there are these services: * fiverr[^] * Upwork[^] * Freelancer[^] * Guru[^] * PeoplePerHour[^] * TaskRabbit[^] * Karat[^]

Kotlin

Java