public static void showToast(final Context context, @StringRes final int resId, final Object ... params) {
        ViewUtils.showToast(context, resId, params);
    }
Show a long toast message to the user. This can be called from any thread.

@param context the activity the user is facing
@param resId   the message
main/src/main/java/cgeo/geocaching/activity/ActivityMixin.java