Let's learn how to undo and redo our editing before we move on.
We can undo with the following commands:
u - undo the latest change
3u undoes the last 3 changes
U - undo an entire line
We can use a "redo" key to redo the undo:
ctrl+r - redo
Try making some mistakes in the text here and reverting back to original changes.
Review Questions:
1) Insert a #2 review question below.
4) Now insert a #4 review question above.
Solutions:
1) "o"
2) "O"
This foam seat cushion relieves lowerback pain, numbness and pressure sores by promoting healthy weight distribution, posture and spine alignment. Furthermore, it reduces pressure on the tailbone and hip bones while sitting. Perfect for sitting on the computer desk for long periods of time.
$ Check priceIn this completely revised second edition of the perennial best seller How Linux Works, author Brian Ward makes the concepts behind Linux internals accessible to anyone curious about the inner workings of the operating system. Inside, you'll find the kind of knowledge that normally comes from years of experience doing things the hard way.
$ Check priceAd