Forget password and key of .jsk file : How to retrieve Key Alias and Key Password for signed APK in android studio

On Windows 
 1. C:\Users\amit rawat\.AndroidStudio3.1\system\log\idea.log.1.
 2. Then search for “Pandroid.injected.signing.store” in the idea.log 
3. look like this
 Pandroid.injected.invoked.from.ide=true,
 -Pandroid.injected.signing.store.file=C:\Users\amit rawat\keystore\mykey.keystore.jks, 
- Pandroid.injected.signing.store.password=password, 
-Pandroid.injected.signing.key.alias=mykey,
 -Pandroid.injected.signing.key.password=password

Cursor values print into Logcat code

Print the cursor to the logcat row by row you can use code as below:

Cursor cursor = mContext.getContentResolver().query(mUri, mProjections, null, null, null);
if (cursor.moveToFirst()) {

    do {

        StringBuilder sb = new StringBuilder();

        int columnsQty = cursor.getColumnCount();

        for (int idx = 0; idx < columnsQty; ++idx) {

            sb.append(cursor.getString(idx));

            if (idx < columnsQty - 1)

                sb.append("; ");

        }

        Log.v(TAG, String.format("Row: %d, Values: %s", cursor.getPosition(),

                sb.toString()));

    } while (cursor.moveToNext());

}