Android Coder

I'm using a HashMap: byte[] key and String value. But I realize that even I put the same object… Read more Hashmap With Byte Array Key And String Value - Containskey() Function Doesn't Work

I currently have an expandable list view that is populating just fine. However when the child view … Read more Multiple Textviews In Expandablelistview Android

Hi in my project i have to fetch a contacts phone number and the name from the phone.I can get call… Read more Contacts Adding In Arraylist For Listview Error

I want to convert JSON to a HashMap with Jackson. This is my JSON: String json = '[{\'Oplei… Read more Json To Hashmap (jackson)

I am creating an android application and my code will loop through the json data and if finds a ma… Read more My Simple Adapter Wont Populate My Listview

i have this hashmap with string and arraylis: Map > devNameType = new HashMap >(); public voi… Read more How To Get Hashmap Values Depends On Key

I'm programming a android app in Kotlin and having troubles with document add to Cloud Firestor… Read more Hashmap Object Saved In Cloud Firestore With Field Names As Letters Insted Of Informed Names

I am trying to keep my HashMap values when I navigate to another activity and return. This is the c… Read more Android Hashmap Not Persisting When Returning To Activity

I already tried references from similar question on SO, but hasn't got the appropriate solution… Read more Nullpointerexception In Multi Column List Using Hashmap

Hashmap for the code below is working for simpleadapter array but not for custom array adapter .Why… Read more Hashmap Working In Simpleadapter But Not Working In Custom Array Adapter

I am trying to parse an XML file with the following structure: ... ... . Soluti… Read more How To Implement Nested Xml Structure Into 2 Listviews?

I am creating an android app for a restaurant that lets the waiters take the customers orders. I am… Read more NPE While Using HashMap To Populate ListView

I just wanted to ask help for this one. I have a hashmap populate in the listview. the code below i… Read more Saving Records Into The Database From The Hashmap In Android

I'm trying to pass a Hashmap of custom objects through an intent. I am trying to use parcelabl… Read more Android - Passing Hashmap Through Intent