I have a web page and a servlet. I create input elements dynamically with using javascript in webpage. The servlet is back-end that evaluate some mathematical calculations. I am getting the data to send to servlet from dynamically created input…
So I am writing this simple app to detect if a number is odd or even. I have defined a Button for detecting, a TextView and an EditText. The app is going to get text from the edittext and make…
Hello fellow developers. I've developed and Android App using Android Studio, but I only took into account the layout themes for light mode. Here's how it looks: So now, when I switch my phone to dark mode, this happens: How…
I am trying to implement RTM in my app, I followed the official document step by step but when I try to login to the RTM server (using the App ID only method) nothing happens and the code that I…
public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); RequestQueue requestQueue; requestQueue = Volley.newRequestQueue(this); List<news_Objects> newsList = new ArrayList<>(); //url for News API String url="https://newsapi.org/v2/everything?q=apple&from=2021-08-31&to=2021-08-31&sortBy=popularity&apiKey=ca3d6c89eff24db2a8ef78868f0af555"; //making json object request JsonObjectRequest request = new JsonObjectRequest(Request.Method.GET, url,…
My goal is to create an image button and be able to change the background image each time the button is clicked. I was having trouble accessing the ImageButton that I designed inside the activity_main.xml file. This is the MainActivity.java…
I am new user of android studio. I am using priority in manifest file and all required permissions but I do not know how can I use result in main activity, help me out. public abstract class SmsBroadcastReceiver extends BroadcastReceiver…
I have a download feature in my android app. When I download a file, it will notify me by toast. I want to know how to have a toast notification when the download complete. I have trying other suggestions but…
I have 5 activities : *Activity 1 ( details of one game tournament ( *Activity 2 (details of another game tournament) and so on.... *Activity 5 ( payment activity) In each activity there is some data with one button and…
I have a spring boot app that runs on localhost fine. However, I decided to add caching recently and I run my Redis server from docker. The problem I am facing now is that my Springboot app can not communicate…