Brush up on the basics or master the advanced techniques required to earn essential industry certifications, with Courses. Enroll in a course and start learning today. Training topics range from Android App Dev to the Xen Virtualization Platform.
queryStr= XX -YY "this is test" should return XX -YY "this is a test"
queryStr = -XX YY -"this is a test" Should return -XX YY -"this is a test"