Basically, I am creating a messaging app. So, I created a RecyclerView in which an ArrayList of Objects(Mobile Numbers) are stored. On clicking on any of the objects, opens the layout that shows all the messages sent by the clicked…
I am trying to install java 11 on an amazon ec2 instance Linux , I followed the below steps: ====OS details===== [root@ip-172-31-44-83 java-11-openjdk-11.0.16.0.8-1.amzn2.0.1.x86_64]# cat /etc/os-release NAME="Amazon Linux" VERSION="2" ID="amzn" ID_LIKE="centos rhel fedora" VERSION_ID="2" PRETTY_NAME="Amazon Linux 2" ANSI_COLOR="0;33" CPE_NAME="cpe:2.3:o:amazon:amazon_linux:2" HOME_URL="https://amazonlinux.com/" ===Install…
i convert my website to webview apk using android studio but the upload and download functionality not working, i added all necessary permission but still facing this issue below is my Mainactivity.java code ` package com.example.eprepareacademy2o; import android.app.AlertDialog; import android.content.Context;…
I have the following string (character varying) in my database: [{"MountPoint":"C:","FreeSpace":"18 GB","TotalCapacity":"39 GB","TotalBytes":42580570112,"FreeBytes":19708321792}] It is added as is to a java JSONObject than sent to the client where it failed to parse to a javascript array of objects. What I…
How do I add it so when I type a word lets say "key" it changes it into lets say "key hole" (dumb example I know) in VS Code? I have tried looking in the settings and haven't got any…
I have tried using the following if statement, but the only values that it returns are the URL for my image link: reference.child("Businesses").child(firebaseUser.getUid()).addValueEventListener(new ValueEventListener() { @Override public void onDataChange(@NonNull DataSnapshot snapshot) { if (snapshot.exists()) { String businessName = snapshot.getValue().toString(); editTextBusinessName.setText(businessName);…
I am using PostgreSQL for my java project. I downloaded the jar file and added it to build path of the project (configure build path > libraries > add external jar). It was working fine for several weeks as I…
We're using Java POJOs as messages that flow through a message broker. They are serialized/deserialized using the Jackson JSON library. Each message (POJO) can have multiple versions: class UserCreatedV1 { private String email; private String fullName; } class UserCreatedV2 {…
In a Java project running in VSCODE, when executing a certain class, there is a conflict between the rt.jar library (from the JDK itself); and the referenced library jaxb-api-osgi.jar. Specifically, it loads the javax.xml.bind.JAXBContext class from the rt.jar; instead of…
I am working on a Spring Boot app using Jpa and postgresql. It is a booking app that will notify the parties for coming bookings. I will have 3 user types: Admin, Customer and Employee. enter image description here I…