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Implementing simpleadapter using HashMap 10 Years Ago by sash_kp … from sqlite and showing it in a listview using simpleadapter.I don't have any issues regarding Layouts.Still …quot;Instructor", instructor); Timetablelist.add(hashMap); ListAdapter adapter = new SimpleAdapter( this, Timetablelist,R.layout.list_item, new String[] { "Subject… Re: Implementing simpleadapter using HashMap 10 Years Ago by Ewald Horn The problem is that you are adding a new SimpleAdapter each time you run through the loop. You need to … this list of data. Move this code : ListAdapter adapter = new SimpleAdapter( this, Timetablelist,R.layout.list_item, new String[] { "Subject"… Re: Implementing simpleadapter using HashMap 10 Years Ago by sash_kp …("Instructor", instructor); Timetablelist.add(hashMap); } ListAdapter adapter = new SimpleAdapter( this, Timetablelist,R.layout.list_item, new String[] { "Subject"… Re: Implementing simpleadapter using HashMap 10 Years Ago by peter_budo Any reason you are not using [CursorAdapter](http://developer.android.com/reference/android/widget/CursorAdapter.html)? Vogella has nice tutorial with [SimpleCursorAdapter](http://www.vogella.com/tutorials/AndroidSQLite/article.html) How to write xml file into Sd Card by get Value from Listview 12 Years Ago by tawisak …AdapterView.OnItemClickListener; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.Toast; public class EditCity extends …listViewInfo = (ListView)findViewById(R.id.listView1); tempListAdapter = new SimpleAdapter(this, weatherlist, R.layout.list_row, new String[] {"city… Android Dynamic Multicolumn Listview 10 Years Ago by jonatn8888 … layout dynamically .. here is the code for simple adapter SimpleAdapter mSchedule = new SimpleAdapter(this, loadentry.mylist, R.layout.rowmenus, columns, ListMenuIds); How… Android: How to open activities from a list based on file extension 10 Years Ago by Andyjava ….ListAdapter; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.Toast; import com.actionbarsherlock.app.…(media); } // Adding menuItems to ListView ListAdapter adapter = new SimpleAdapter(this, aMediaListData, R.layout.playlist_item, new String[] { "… java.lang.NullPointerException 7 Years Ago by HibaPro …; }; int[] views = { R.id.txtPatNumber, R.id.txtpatName}; final SimpleAdapter ADA = new SimpleAdapter(ResultActivity.this, data, R.layout.patientdata, from, views); gridview… How to parse JSON to listview android? 8 Years Ago by silent lover … android.os.AsyncTask; import android.widget.ListAdapter; import android.widget.SimpleAdapter; import java.util.ArrayList; import java.util.HashMap; import org… Re: java.lang.NullPointerException 7 Years Ago by JamesCherrill It would help if you told us which line throws the NPE, we're not mind readers Re: java.lang.NullPointerException 7 Years Ago by rproffitt As I read https://developer.android.com/studio/debug/index.html I see you could set breakpoints at and before the failing line of code to examine why that line or call fails. I'm running into new programmers that don't use all the tools. Re: java.lang.NullPointerException 7 Years Ago by HibaPro what i need is to move to other activity when click the button , which in the patientdata.Xml and setContentView(R.layout.gridviews), Any Suggestion plzz?? Re: java.lang.NullPointerException 7 Years Ago by JamesCherrill Are you saying that `setContentView(R.layout.gridviews)` is where you get the NPE? Where is `R `defined. Is it null? Re: java.lang.NullPointerException 7 Years Ago by imchivaa Paste the complete stack trace... It's hard to trace which line exactly throws the NPE. Re: How to parse JSON to listview android? 8 Years Ago by peter_budo [Gson](https://github.com/google/gson) and [Jackson](https://github.com/FasterXML/jackson) are most commonly used JSON parsing libraries. You will create your POJO classes, as you did for `PromotionAdapter`, fetch JSON and then use either of the libraries to parse it based on your POJO class. Then you only provide collection (List, Array) to … Re: How to parse JSON to listview android? 8 Years Ago by Traevel In **PromotionAdapter** * The variables should be made private (also instantiating them to null is pointless, Objects will be null by default) * On line 7 you're calling `super()` for no reason. In **promotionfragment** * According to convention, classes should start with an upper case letter and be camel cased: **PromotionFragment**. Also … Re: How to parse JSON to listview android? 8 Years Ago by silent lover I called gson-2.4.jar with compile from libs jar (in gradle), compile fileTree(dir: 'libs', include: ['*.jar']), *I put it in libs folder. and then What should I do in promotionfragment extends Fragment with that Parser class? @ Traevel, How to called it to listview?*