Introduction If you are looking for a way to split a string array into separate elements, then you have come to the right place. In this article, we will discuss how to split a string array into separate elements using various methods. We will discuss the different ways to split a string array, such as … Read more
Comments by @leonardkraemer and @gabe-sechan cover most of the topic. For most of the features you pretty much just have to use desugaring and Android Studio 3+. After you set java version, like shown below, Android Studio will start suggesting Java 8 things in your code. compileOptions { sourceCompatibility JavaVersion.VERSION_1_8 targetCompatibility JavaVersion.VERSION_1_8 } Streams are … Read more
Introduction Android 6.0 Marshmallow introduced a new permissions model that gives users more control over the data apps can access. This has caused some issues for developers, as users must now grant permissions at runtime instead of during installation. This article will discuss a workaround for this issue, allowing developers to continue to use the … Read more
new View.OnClickListener() { public void onClick(View arg0) { EditText edit = (EditText) findViewById(R.id.tskname); Intent i = new Intent(AddTask.this, MainActivity.class); //Bundle bundle = new Bundle(); String TaskName = edit.getText().toString(); //bundle.putString(“NewTask”, TaskName); i.putExtra(“NewTask”, TaskName); i.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); //i.putExtras(bundle); startActivity(i); } }); You are starting a new Activity each time you want to add an item. Consider using startActivityForResult() Link … Read more
See this part in the error message: NumberFormatException: Invalid int: “null” you seem to try to parse the String “null” to an int. This is not possible and will therefore throw NumberFormatException. 4 solved FATAL EXCEPTION: main ; Error receiving broadcast Intent
I explained where I made changes public class MainActivity extends Activity { Button search; TextView tvRing; //Making sharedpreferences and integers global for ease of use private SharedPreferences prefs; private int redRing, someint; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); search = (Button) findViewById(R.id.radar); tvRing = (TextView) findViewById(R.id.ring); //Someint default value is 0 if not … Read more
You can initialize a new onClickListener in for loop. for(int i=0;i<sortableHeaderWrappers.length;i++) { sortableHeaderWrappers[i].setTag((Integer)i); sortableHeaderWrappers[i].setOnClickListener(new View.OnClickListener(){ @Override public void onClick(View v) { //.. place your logic that needs to be executed when click happens. } }) } 0 solved How do i do setOnClickListener in Fragment
There are no dynamic variables in Java. Java variables have to be declared in the source code. So a solution could be to make two arrays of integers for both drawable resources and view id’s For example int[] resourceIds = new int[] { R.drawable.d1, R.drawable.d2, R.drawable.d3, R.drawable.d4, R.drawable.d5, R.drawable.d6 } int[] viewIds = new int[] … Read more
I got Answer @Override public void onDataChanged() { if(dialog != null && dialog.isShowing()){ dialog.dismiss(); } if(getItemCount() == 0){ remoteListRV.setVisibility(View.GONE); msgTv.setVisibility(View.VISIBLE); msgTv.setText(“No “+ appType +” Available !!!!”); }else { remoteListRV.setVisibility(View.VISIBLE); msgTv.setVisibility(View.GONE); } } 0 solved If there is data in query or Path it show data in FirestoreRecyclerAdapter. but when there is no data at that … Read more
You simply have to provide UI which fits the suggestions and rules from https://material.io/guidelines/ That resource does describe, for example, minimum sizes for UI elements, padding, margin, etc. For the newest SDK versions of android most of these rules are already applied into default ui elements in Android Studio. 0 solved What is the difference … Read more
i suggest you start using Recycler view since it would be easier to do this functionality using it. here is your starting point: RecyclerView RecyclerViewAdapter Creating lists with Custom rows solved How to make a SearchView/filter on a custom ListView and add items in the underlying ArrayList using an EditText? [closed]
Here is solution, For this you have to use Volley Library to get data from Server. Add this line in build.gradle(Module:app) dependencies {…. compile ‘com.mcxiaoke.volley:library:1.0.19’ } Use this code in Main Activity public void getJsonData() { String tag = “get_json”; StringRequest request = new StringRequest(Request.Method.POST, “YOUR URL TO GET JSON DATA”, new Response.Listener<String>() { @Override … Read more
Here i have called URL first then only declared mTitle value.thats why i have faced problem here. Now i got the solution: I have declared mTitle first afterthat only have called URL like below. mTitle = b.getString(KEY_SUBCATE); URL = “http://api1.sfsfsffsf.com/dev/categories/?fields=&categoryid=” + mTitle + “&access_token=bfb787a”; solved xml parsing listview in android like category,subcategory
User RecyclerView with GridLayoutManager that have set SpanSizeLookup. So it will be as follows: int fullSpanSize = 3; int normalSpanSize = 1; GridLayoutManager layout = new GridLayoutManager(context, fullSpanSize); layout.setSpaneSizeLookup(new GridLayoutManager.SpanSizeLookup() { @Override public int getSpanSize(int position) { return position == 3 ? fullSpanSize : normalSpanSize; } }); recyclerView.setLayoutManager(layout); 1 solved GridView: GridView with different cells … Read more
You can use is5GHzBandSupported() from Android API Level 21. This way: wifiManager = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE); wifiManager.is5GHzBandSupported() solved Check if android adapter supports 5GHz frequency WIFI