All Questions
88
questions
0
votes
0
answers
260
views
How to parse a Arraylist nested Arraylist nested object from Json in Android studio [duplicate]
[
[
{
"description": "",
"product": "Apple",
"quantity": "2"
},
{
...
0
votes
1
answer
184
views
How to remove duplicate value from object arraylist and sort
I have one recyclerview where i am appending list with 1 loadmore data
my requirement is to do not allow to add duplicate object data in main arraylist and sort array but it's not working.
i done some ...
- 467
1
vote
1
answer
41
views
Issue Implementing Parcelable and retriving custom object
I have been trying to implement Parcelable into my custom object in order to send and retrieve it between activities. However, the app crashes when setting the object's values but I do not understand ...
- 13
0
votes
1
answer
35
views
ArrayList<object> inside ArrayList<anotherObject> inside a class, to send the data in RecyclerView
I have 3 class and 2 of them have ArrayList. Unfortunately, my object with the 2 ArrayList won't work. I use Java in Android Studio
First class : Panel :
public class Panel {
public String ...
- 51
-2
votes
3
answers
56
views
How to make this Adapter searchable?
This is the Adapter for my List view..
i want to add a Filter or search feature into it. please help me.
But i have seen many codes but none has helped me implement it. and i have not seen a adapter ...
0
votes
1
answer
63
views
how to order arraylist of objects by object variable string [duplicate]
obj contains
name
price
date
How do I order by date, name or price with ascending and descendeding functionalities?
thank you for your time
- 333
0
votes
2
answers
150
views
ArrayList of custom objects from Firestore added to Spinner
New to all this....I have created the following code:
Custom Class Object
public class Category {
private String documentID;
private int id;
private String description;
private boolean active;
...
0
votes
1
answer
49
views
ListView data displayed in unusal format?
I am practicing this code from head First Android Development. Here , if i click on Drink from first list-view, it take me too 2nd list view where data is showing like com.hfad.starbuzz.Drink@22c6250
...
- 90
1
vote
1
answer
3k
views
How to get ArrayList value from a Object ArrayList in java?
I have an ArrayList of Objects. I have added some objects and an ArrayList of Strings to this ArrayList. I can easily get the objects value from it. Now my question is how can I get the whole ...
- 319
0
votes
2
answers
38
views
Pass object's info to another activity
I have a ListView that is populated with objects from an ArrayList.
When one of the items on the ListView is clicked, a new activity "Contact Info" is opened and displays the details of that contact.
...
-3
votes
2
answers
135
views
How to send an ArrayList of objects to other activity? [duplicate]
I want to know how to do it to make a listview in second activity
Person person = new Person(nome, idade, numero);
this.list.add(person);
int number= this.list.size();
this....
0
votes
2
answers
129
views
Use IndexOf within Getter/Setter (mulitdimensional) Arraylist
Framework:
Through a onClicklistener on a Recyclerview I am adding Items to a Arraylist. At the end of the day I am using the following three lines to accomblish that:
int typeImage = mContext....
- 738
0
votes
2
answers
381
views
Obtaining an array of json format question and put them into an array in android studio
The goal here is to retrieve JSON format data from an API, convert the data into an array in android studio. Then to display a random question into a text view and the question will not repeat itself. ...
1
vote
3
answers
1k
views
Converting ArrayList of enums to String
I have the following enums, which can fill an ArrayList:
public enum RewardType {
POINTS, MONEY, TOKENS, RANDOM;
}
and
public enum OfferType {
GIFT, DISCOUNT, LOTTERY;
}
To convert the ...
- 326
1
vote
0
answers
28
views
How to get the data of a matrix inside an object and visualize them in a RecyclerView?
I'm new to the issue of Android and that question arose, since I do not know how to get the data of an arrangement inside an object
This is the data of my web service:
{"data":{"categories":[{"id":1,...
- 11