Makes it easy for developers AND beginners to design and test patterns. Patterns written with perl regular expressions, egrep regex, MS Word or Brief pattern matching languages can be designed and tested with syntax highlighting and a s
calculates the prime numbers 1..N, tells you if N is prime etc. Prints tables of primes. Computes the prime just below or above N. calculates the prime numbers 1..N, tells you if N is prime etc.
Complete and fully interactive typing tutor, enabling you to learn and develop a fast and correct typing skill using your own computer in a practical and fun way, typing games included!
