msomu

import androidx.compose.ui.text.AnnotatedString
import androidx.compose.ui.text.input.OffsetMapping
import androidx.compose.ui.text.input.TransformedText
import androidx.compose.ui.text.input.VisualTransformation

class DateVisualTransformation : VisualTransformation {
    override fun filter(text: AnnotatedString): TransformedText {
        // Make the string DD-MM-YYYY
        val trimmed = if (text.text.length >= 8) text.text.substring(0..7) else text.text
        var output = ""

msomu

#!/bin/sh
echo Install all AppStore Apps at first!
read -p "Press any key to continue... " -n1 -s
echo  '\n'

echo Installing Homebrew...
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

echo Installing Brew favorites...
brew tap homebrew/cask-fonts

msomu

Hilt

• Jetpack’s recommended library for Dependency Injection.
• Hilt is a new Android library which simplifies dependency injection in your application.
• Hilt lets you focus on just the important parts of defining and injecting without worrying about managing all of the DI setup and wiring.

Why DI?

By following the principles of DI, you lay the groundwork for good app architecture.

• Reusability of code
• Ease of refactoring
• Ease of testing

msomu

Question 1 (Easy)

How do you make Kotlin variables nullable by default?
A) Use it same like Java
B) Use !! to make variables nullable
C) Use $ to make variables nullable
D) Use ? to make variables nullable

Answer :

D) Use ? to make variables nullable

Explanation :

msomu

public class MainActivity extends AppCompatActivity {
  FirebaseStorage storage = FirebaseStorage.getInstance();
  
  // Fetch the Image file uri and replace it with 'new File("path/to/images/rivers.jpg")'
  Uri file = Uri.fromFile(new File("path/to/images/rivers.jpg"));
  StorageReference riversRef = storageRef.child("images/"+file.getLastPathSegment());
  uploadTask = riversRef.putFile(file);

  // Register observers to listen for when the download is done or if it fails
  uploadTask.addOnFailureListener(new OnFailureListener() {

msomu

public int REQUEST_IMAGE_GET = 104
class MainActivity extends AppCompatActivity {
  private void selectImage() {
        Intent intent = Intent(Intent.ACTION_GET_CONTENT)
        intent.type = "image/*"
        if (intent.resolveActivity(packageManager) != null) {
            startActivityForResult(intent, REQUEST_IMAGE_GET)
        }
    }
  @override void onActivityResult(requestCode: Int, resultCode: Int, data: Intent) {

msomu

public class Movies {
    private String id;
    private String url;

    public String getUrl() {
        return url;
    }

    public void setUrl(String url) {
        this.url = url;

msomu

{
	"Alabama": ["Autauga", "Baldwin", "Barbour", "Bibb", "Blount", "Bullock", "Butler", "Calhoun", "Chambers", "Cherokee", "Chilton", "Choctaw", "Clarke", "Clay", "Cleburne", "Coffee", "Colbert", "Conecuh", "Coosa", "Covington", "Crenshaw", "Cullman", "Dale", "Dallas", "DeKalb", "Elmore", "Escambia", "Etowah", "Fayette", "Franklin", "Geneva", "Greene", "Hale", "Henry", "Houston", "Jackson", "Jefferson", "Lamar", "Lauderdale", "Lawrence", "Lee", "Limestone", "Lowndes", "Macon", "Madison", "Marengo", "Marion", "Marshall", "Mobile", "Monroe", "Montgomery", "Morgan", "Perry", "Pickens", "Pike", "Randolph", "Russell", "Shelby", "St. Clair", "Sumter", "Talladega", "Tallapoosa", "Tuscaloosa", "Walker", "Washington", "Wilcox", "Winston"],

	"Alaska": ["Anchorage", "Bethel", "Bristol Bay", "Dillingham", "Fairbanks North Star", "Haines", "Juneau", "Kenai Peninsula", "Ketchikan Gateway", "Kodiak Island", "Matanuska-Susitna", "Nome", "North Slope", "Prince of Wales-Outer Ketchikan", "Sitka", "Skagway-Hoonah-Angoon", "Sout

msomu

nano ~/.bash_profile 
export ANDROID_HOME=/YOUR_PATH_TO/android-sdk
export PATH=$ANDROID_HOME/platform-tools:$PATH
export PATH=$ANDROID_HOME/tools:$PATH
source ~/.bash_profile
echo $ANDROID_HOME

msomu

package com.msomu.binaryfreak.ui;

import android.content.Context;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;