How to solve java.lang.NumberFormatException in Android

java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.simplecal/com.example.simplecal.MainActivity}: java.lang.NumberFormatException: Invalid float: “” a = Float.valueOf(edt1.getText().toString()); b = Float.valueOf(edt2.getText().toString());

How to download .apk file from Google Play Store

Now, there are so many way to you can download an APK directly from Google Play. You can use a Chrome extension or a website that will generate a specific … Read More

How to increase the speed of the Androidvirtual device emulator

I got so many request for this topic How do I increase the speed of the virtual device emulator in the Eclipse SDK for Android app development?