How do you delete multiple lines in Unix?
Delete lines other than the first line or header line
Use the negation (!) operator with d option in sed command. The following sed command removes all the lines except the header line.
How do you delete multiple lines in Ubuntu?
10 Answers
- use CTRL + Shift + 6 to mark the beginning of your block.
- move cursor with arrow keys to end of your block, the text will be highlighted.
- use CTRL + K to cut/delete block.
How do you remove two lines of text when using VI?
Select your lines and type d to delete them. Move to the line you want to delete, either using the arrow keys or the j / k keys, and type dd . You can then save and exit by typing 
(or ZZ ). A number can also be prefixed to dd to delete multiple lines, e.g. 3dd deletes 3 lines.
How do you select multiple lines in vi?
Place your cursor anywhere on the first or last line of the text you want to manipulate. Press Shift+V to enter line mode. The words VISUAL LINE will appear at the bottom of the screen. Use navigation commands, such as the Arrow keys, to highlight multiple lines of text.
How do I remove the last 10 lines in Unix?
It’s a little roundabout, but I think it’s easy to follow.
- Count up the number of lines in the main file.
- Subtract the number of lines you want to remove from the count.
- Print out the number of lines you want to keep and store in a temp file.
- Replace the main file with the temp file.
- Remove the temp file.
How do you select multiple lines in Linux terminal?
Place your cursor somewhere in or next to the first word you wish to select. While holding down Ctrl (Windows & Linux) or Command (Mac OS X), click in the next word you wish to select. Repeat until you’ve selected the words you want to change. Type to replace the selected words with your changes.
How do I delete multiple lines in PuTTY?
> If you know the number of lines to be deleted, take the cursor to the starting line and type “ndd”, where n is the no of lines to delete starting from the current line. > If you use ESC + : + m,$d + ENTER , it will delete all the lines starting from the mth line to the end of file.
How do I select multiple lines in PuTTY?
If you triple-click, or triple-click and drag, then PuTTY will select a whole line or sequence of lines. If you want to select a rectangular region instead of selecting to the end of each line, you can do this by holding down Alt when you make your selection.
How do you select multiple lines to delete in vi?
Deleting Multiple Lines
- Press the Esc key to go to normal mode.
- Place the cursor on the first line you want to delete.
- Type 5dd and hit Enter to delete the next five lines.
How do I select a line in vi?
Position the cursor at the beginning of the text you want to cut/copy. Press v to begin character-based visual selection, or V to select whole lines, or Ctrl-v or Ctrl-q to select a block.
How do you select and delete in vi?
Type Shift-v to enter linewise selection mode, then move the cursor down using j (yes, use h , j , k and l to move left, down, up, right respectively, that’s much more efficient than using the arrows) and type d to delete the selection.