android

[Solved] I want to develop an music player app for android with multitasking so dat i can use differtent apps without closing music player……help out plzz [closed]

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I want to develop an music player app for android with multitasking so dat i can use differtent apps without closing music player……help out plzz [closed] solved I want to develop an music player app for android with multitasking so dat i can use differtent apps without closing music player……help out plzz [closed]

[Solved] Add the values on ArrayList in Android [closed]

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After getting value from intent: ArrayList<String> arrayList = new ArrayList<String>(); valueaddlist = (Button) findViewById(R.id.valueaddlist); valueaddlist.setOnClickListener(new OnClickListener() { public void onClick(View v){ arrayList.add(product_id); arrayList.add(product_title); arrayList.add(product_image); arrayList.add(product_price); arrayList.add(product_desc); } valuedisplaylist = (Button) findViewById(R.id.valuedisplaylist); valuedisplaylist.setOnClickListener(new OnClickListener() { public void onClick(View v){ Intent intent = new Intent(this,AddedListProducts.class); intent.putStringArrayListExtra(“arrayList”, (ArrayList<String>) arrayList); startActivity(intent); } May be this will help you. In … Read more

[Solved] Android: Division and subtraction always equal 1.0

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You are reading the value from display1 twice, you forgot to change the reading of number2 to display2. Replace: number2 = Double.valueOf(display1.getText().toString()); with number2 = Double.valueOf(display2.getText().toString()); Your function would end up being: if(minu){ number1 = Double.valueOf(display1.getText().toString()); number2 = Double.valueOf(display2.getText().toString()); display1.setText(“”); display2.setText(“”); displaySymbol.setText(“”); answer = number1 – number2; display1.setText(Double.toString(answer)); } 0 solved Android: Division and subtraction … Read more

[Solved] How can I use youtubeinmp3 in my app?

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“I need know how can I use API of the youtubeinmp3… Can you give me an example?” The API link you provided is the manual with example. Scroll down to Direct Links section an read that for reference (the fetch part of URL gives you the MP3 data). You simply access your link as: https://www.youtubeinmp3.com/fetch/?video=https://www.youtube.com/watch?v=12345 … Read more

[Solved] Android, NullPointerException

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You shouldn’t be setting the onClickListener for your button within the button itself, instead it should be set in the Activity that makes use of both of your buttons. Likewise, findViewById() in your example can’t find the TextView as it’s not within the same scope as your button. In absence of code from your activity, … Read more

[Solved] Error:(45, 36) error: cannot find symbol method findViewbyId(int)

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you are overriding findViewById, remove these lines from code on first screen/Java code (always paste code and stacktrace as text!) public void findViewById(int z1){ } as you see findViewById is always void… this method belongs to Activity and you shouldn’t mess with them. it work like a charm and will return you proper View. doc … Read more

[Solved] Android studio error in stack trace

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It should be like this public class MainActivity extends AppCompatActivity { EditText number1, number2….. double ach1, ach2…. @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); initializeUi(); …………….. ……………….. …………….. } private void initializeUi() { number1 = (EditText) findViewById(R.id.achieved1); number2 = (EditText) findViewById(R.id.achieved2); number3 = (EditText) findViewById(R.id.achieved3); number4 = (EditText) findViewById(R.id.achieved4); number5 = (EditText) findViewById(R.id.achieved5); number6 … Read more

[Solved] How to get Object from json /

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here is code for getting lat lng from json List<Double> lat = new ArrayList<>(); List<Double> lng = new ArrayList<>(); try { JSONObject jsonObject= new JSONObject(response); JSONArray jsonArray= jsonObject.getJSONArray(“results”); for(int i=0;i< jsonArray.length();i++) { lat.add(jsonArray.getJSONObject(i).getJSONObject(“geometry”).getJSONObject(“location”).getDouble(“lat”)); lng.add(jsonArray.getJSONObject(i).getJSONObject(“geometry”).getJSONObject(“location”).getDouble(“lng”)); } } catch (JSONException e) { e.printStackTrace(); } 1 solved How to get Object from json /