Hand-seeding, hydroseeding, sod, and artificial turf vary greatly in both the initial installation cost and the ongoing cost to maintain. Learn more about the cost differences between these installation methods, both initially and over time.
patch - a short set of commands to correct a bug in a computer program. computer program, computer programme, programme, program - (computer science) a sequence of instructions that a computer can interpret and execute; the program required several hundred lines of code.
In particular, patches can become quite large when the changes add or replace non-program data, such as graphics and sounds files. Such situations commonly occur in the patching of computer games. Compared with the initial installation of software, patches usually do not take long to apply. In the case of operating systems and computer server software, patches have the particularly important role of fixing security holes.