Mastering Go - Second Edition

Exercises

• Try to implement a concurrent version of wc(1) that uses a buffered channel.
• Next, try to implement a concurrent version of wc(1) that uses shared memory.
• Finally, try to implement a concurrent version of wc(1) that uses a monitor goroutine.
• Modify the Go code of workerPool.go in order to save the results in a file. Use a mutex and a critical section while dealing with the file or a monitor goroutine that will keep writing your data on the disk.
• What will happen to the workerPool.go program when the value of the size global variable becomes 1? Why?
• Modify the Go code of workerPool.go in order to implement the functionality of the wc(1) command-line utility.
• Modify the Go code of workerPool.go so that the size of the clients and ...