quiro91

private boolean checkForPermission(Context context) {
    AppOpsManager appOps = (AppOpsManager) context.getSystemService(Context.APP_OPS_SERVICE);
    int mode = appOps.checkOpNoThrow(OPSTR_GET_USAGE_STATS, Process.myUid(), context.getPackageName());
    return mode == MODE_ALLOWED;
}

quiro91

Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.MONTH, -1);
long start = calendar.getTimeInMillis();
long end = System.currentTimeMillis();
List<UsageStats> stats = usageStatsManager.queryUsageStats(UsageStatsManager.INTERVAL_WEEKLY, start, end);

quiro91

Calendar calendar = Calendar.getInstance();
calendar.add(Calendar.MONTH, -1);
long start = calendar.getTimeInMillis();
long end = System.currentTimeMillis();
Map<String, UsageStats> stats = usageStatsManager.queryAndAggregateUsageStats(start, end);

quiro91

private int measureDimension(int desiredSize, int measureSpec) {
        int result;
        int specMode = MeasureSpec.getMode(measureSpec);
        int specSize = MeasureSpec.getSize(measureSpec);

        if (specMode == MeasureSpec.EXACTLY) {
            result = specSize;
        } else {
            result = desiredSize;
            if (specMode == MeasureSpec.AT_MOST) {

quiro91

@Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        Log.v("Chart onMeasure w", MeasureSpec.toString(widthMeasureSpec));
        Log.v("Chart onMeasure h", MeasureSpec.toString(heightMeasureSpec));

        int desiredWidth = getSuggestedMinimumWidth() + getPaddingLeft() + getPaddingRight();
        int desiredHeight = getSuggestedMinimumHeight() + getPaddingTop() + getPaddingBottom();

        setMeasuredDimension(measureDimension(desiredWidth, widthMeasureSpec),
                measureDimension(desiredHeight, heightMeasureSpec));

quiro91

private void takePicture() {
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
            File photoFile = null;
            try {
                photoFile = createImageFileWith();
            } catch (IOException ex) {
                Log.e("TakePicture", ex.getMessage());
            }
            if (photoFile != null) {

quiro91

private void takePicture() {
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
            Uri photoURI = null;
            try {
                File photoFile = createImageFileWith();
                path = photoFile.getAbsolutePath();
                photoURI = FileProvider.getUriForFile(MainActivity.this,
                        getString(R.string.file_provider_authority),
                        photoFile);

quiro91

private void takePicture() {
        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
            Uri photoURI = null;
            try {
                File photoFile = createImageFileWith();
                path = photoFile.getAbsolutePath();
                photoURI = FileProvider.getUriForFile(MainActivity.this,
                        getString(R.string.file_provider_authority),
                        photoFile);

quiro91

import android.app.Activity
import android.support.annotation.IdRes
import android.view.View

fun <T : View> Activity.bind(@IdRes idRes: Int): Lazy<T> {
    @Suppress("UNCHECKED_CAST")
    return unsafeLazy { findViewById(idRes) as T }
}

fun <T : View> View.bind(@IdRes idRes: Int): Lazy<T> {

quiro91

var something: String? = getSomething()

fun main(args: Array<String>) {
    nowItsNotAVarAnymore(something)
}

fun nowItsNotAVarAnymore(param: String?) {
    if (param) {
        println("Param is not nullable and contains ${param.length} characters)
    } else {