21.   To express her vision, Allen recruited computer science and design students to develop a new programming tool called Emergence.

22.   To solidify the PC platform, Microsoft supplied developers with the technology building blocks and programming tools to make writing Windows applications easier and faster.

23.   Today, NeXT is again a profitable firm, selling programming tools for Intel machines.

24.   Nonstandard customer service and programming tools are also mentioned frequently.

25.   Solution developers must have powerful and productive programming tools with which to control these interfaces.

26.   The programming tools are based on the open-source Linux operating system.