This post features how to change Android’s default animation when switching between Activities. Before reading the rest, please know that the code that changes the standard animation be found at the API Demo that comes with the Android SDK. But since there’s a lack of proper documentation regarding this subject and it’s difficult to find … Read more
By the time program control gets to else if(!visible){, visible can only be false. Your compiler is hinting that you should clarify your code to else { instead. solved Why isn’t the compiler noticing that a boolean has been declared true?
Take Group For you want to underline below LIKE THAT <?xml version=”1.0″ encoding=”utf-8″?> <menu xmlns:android=”http://schemas.android.com/apk/res/android”> <group android:id=”@+id/grp1″ android:checkableBehavior=”single”> <item android:id=”@+id/FIRST” android:icon=”@drawable/FIRST” android:title=”FIRST” /> </group> //tHIS sHOWING uNDERLINE bELOW <group android:id=”@+id/grp2″ android:checkableBehavior=”single”> <item android:id=”@+id/SECOND” android:icon=”@drawable/SECOND” android:title=”SECOND” /> </group> //tHIS sHOWING uNDERLINE bELOW <group android:id=”@+id/THIRD” android:checkableBehavior=”single”> <item android:id=”@+id/THIRD” android:icon=”@drawable/THIRD” android:title=”THIRD” /> </group> //tHIS sHOWING uNDERLINE bELOW <group … Read more
The main() method in java acts as an entry point for the program. In android however there are different methods to define entry points. Such as onCreate() for Activities and onCreateView() for fragments. So you do not need to have any main() method in android. 2 solved Can I put a main method in java … Read more
The issue is here: int [] NumArray; element = NumArray.length -1 Details: you declared NumArray but never initialize it until the constructor is called (this is 100% ok) but the next line you are trying to get NumArray.length of the non initialized array and that is the reason… Solution: place this line inside the constructor, … Read more
You could use this library to achieve the results. Material Camera Sample Code for using this lib after integrating the lib, public class MainActivity extends AppCompatActivity { private final static int CAMERA_RQ = 6969; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); new MaterialCamera(this) .start(CAMERA_RQ); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) … Read more
To Close keyboard: // Check if no view has focus: View view = this.getCurrentFocus(); if (view != null) { InputMethodManager imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE); imm.hideSoftInputFromWindow(view.getWindowToken(), 0); } And to set the number typed you use the editText´s Listerners solved When click in numeric keyboard close keyboard and put number [closed]
Try This void test() { if(number<1) { number = 1; } Log.e(“number value : “,String.valueOf(number)); btn1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { if(number == 1) { number=2; Log.e(“Button 1 number value : “,String.valueOf(number)); } } }); btn2.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { if(number == 2) { number=1; Log.e(“Button 2 number … Read more
Picasso allows for hassle-free image loading in your application—often in one line of code. Picasso.with(context).load(“http://i.imgur.com/DvpvklR.png”).into(imageView); Glide, An image loading and caching library for Android focused on smooth scrolling. Glide.with(this).load(“http://i.imgur.com/DvpvklR.png”).into(imageView); 1 solved The best way to get images from a webpage to display on a android app image view? [closed]
//You can use below code for parsing this kind of jsonarray String yourResponse; JSONArray jsonarray = new JSONArray(yourResponse); for (int i = 0; i < jsonarray.lenght(); i++){ JSONObject jsonobject = jsonarray.getJSONObject(i); if(jsonobject.has(“hit”){ String hit = jsonobject.getString(“hit”); } if(jsonobject.has(“SUM(hit)”){ String sumHit = jsonobject.getString(“SUM(hit)”); } if(jsonobject.has(“COUNT(id)”){ String countID = jsonobject.getString(“COUNT(id)”); } } solved How to read this … Read more
try this code int x = your_integer; String strNum = “” + x; int c = 0; for (int i = 0; i < strNum.length(); i++) { if (strNum.charAt(i) == ‘0’) { c++; } } solved How to get count of a specific digit in android
for this you have to create a two layout inside one main linear layout and give layout width and height both fill parent. Make one of the layout invisible by default and make it visible in the layout click of the another layout. <Linearlayout android:layout_width=”fill_parent” android:layout_height=”fill_parent”> <Linearlayout android:layout_width=”fill_parent” android:layout_height=”fill_parent” android:id=”@+id/layout2″ android:background=”@drawable/background1″> </Linearlayout> <Linearlayout android:layout_width=”fill_parent” android:layout_height=”fill_parent” … Read more
Quick solution: Replace id.imageView with R.id.imageView. What happens is, when you want to reference an ID, you go to the R (Resources) directory provided by android. You have to go to the resources directory (R), and then in there there’s the id directory. Then there’s your id. So, the final result is R.id.imageView. 2 solved … Read more
usually when somebody wants to make a mobile application, he creates a control panel using any back-end (php, java, node.js …etc) so he can control the API (if your app uses API call), he may also want to disable the application, so in each run in the application side, an API call will be invoked … Read more
string refers to string(sub class) inside R class in your Project. String refers to java.lang.String package solved Difference between String and string in Android [closed]