http://blog.csdn.net/leonzhang2008/article/details/6932268 to see a real expert operation command line is definitely a good experience – cursor in shuttling back and forth between words, different rolling command line.
here strongly builds developers to adapt GUI programs to try working under the prompt. But it’s not that simple. You still need to know “how to do it.” To jump between words, use Ctrl+ left or right.

Ctrl+a jumps to the beginning of the line,
Ctrl+e jumps to the end of the page.
Ctrl + u delete words in front of the current cursor
Ctrl + k – deletes the current text cursor at the back of the
Ctrl + Alt + w and d – delete operation for the current word, w to delete the character of the word ahead of the cursor, d is the character after the delete
Alt + Backsapce – deletes the current cursor behind the words,
if you remove errors, use the Ctrl + y to restore Ctrl + L to screen clearing operations

CTRL +a: move the cursor to the beginning of the line.
CTRL +b: move the cursor left one letter
CTRL +c: kill the current process.
CTRL +d: exit the current Shell.
CTRL +e: move cursor to end of line.
CTRL +h: delete the previous character of the cursor, same as the backspace key.
CTRL +k: clears the cursor to the end of the line.
CTRL +l: clear screen, equivalent to clear.
CTRL +r: search for previously typed commands. There will be a prompt to search bash’s history
CTRL +u based on the keyword you entered: clear everything from before the cursor to the beginning of the line.
CTRL +w: remove a word before the cursor
CTRL +t: swap two characters before the cursor position
CTRL +y: paste or restore the previous deletion
CTRL +d: delete the cursor’s letter; Note the difference between backspace and CTRL +h, which are the characters before deleting the cursor
, CTRL +f: move cursor to the right
, CTRL +z: move the current process to the background and restore using the command ‘fg’. For example, top-d1, then CTRL +z, go to the background, then fg, restore
esc combination
esc+d: a word after the cursor is removed
esc+f: skip a word to the right
esc+f: skip a word to the left
esc+t: two words before the cursor is switched.