i am new to Android Studio.. i am facing null pointer exception error on my TextView inside a Fragment, please help..here is my code. this is nothing but a simple interface between two fragments. i am getting Null pointer exception…
I am building a chatApp with a login Screen and a Register Screen. After authenticating it (register and login) you can start chatting with other users. I added a controller property to my textField after that my code is crashing…
Note: This has to be done in Kotlin I want to update the quantity when the user presses the "+" or the "-" button enter image description here I also want the "0" (Quantity) to be aligned between the two…
How to make button like this in with android stdio button
when I create a new activity, Android Studio show me this photo: It have a Back button but activity haven't it. how can I Make visible it?
Android Edittext not updating height is first letter is a new line. However, even if I press a letter and then press newlines, it starts to work. Also, if I am typing a long line, it is working fine as…
I've made my own version of an action bar across the bottom of the screen for my app, and have encountered a puzzling issue with icons placed in the buttons of that action bar. The layout is really simple. <LinearLayout…
I have created a movie app the app is almost complete but there is one shortcoming where if users click one particular category they have to see all the details of that particular category. I'm new to android so I…
I got a "Insufficient text color contrast ratio" warning in my layout. When I used the "Fix" option in the warning screen, it added an attribute android:hintTextColor to my text view in the xml file. When I built the project,…
I am having a Edittext , in which user enters their 10 digit mobile number. I want that when user completes entering the 10 digits , the drawableRight should be visible. How can i do this? The DrawableRight is initially…