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docs(skip-lines): moving the subject to the folder devops and fix readme

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miguel 2 years ago committed by MSilva95
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4da285b07f
  1. 17
      subjects/devops/skip-lines/README.md

17
subjects/skip-lines/README.md → subjects/devops/skip-lines/README.md

@ -7,7 +7,7 @@ Write a command line in a `skip-lines.sh` file that prints the result of a `ls -
Example:
```console
User-> ls -l
$ ls -l
drwxr-xr-x 16 User User 4096 nov 11 10:55 Desktop
drwxr-xr-x 22 User User 4096 nov 4 10:02 Documents
drwxr-xr-x 6 User User 4096 nov 11 10:40 Downloads
@ -24,24 +24,29 @@ drwxr-xr-x 6 User User 4096 nov 11 10:40 Downloads
drwxr-xr-x 2 User User 4096 set 29 10:34 Pictures
```
**Tips:**
### Hints
Here are some Commands that can help you:
- `sed`. Edit text in a scriptable manner. You can see also: awk. [For more information](https://www.gnu.org/software/sed/manual/sed.html).
- `sed`. Edit text in a scriptable manner.
- Print just a first line to stdout:
`{{command}} | sed -n '1p'`
```console
User-> cat file
$ cat file
AIX
Solaris
Unix
Linux
HPUX
User-> sed -n '1p' file
$ sed -n '1p' file
AIX
```
Use man to see how `awk` or `sed` works, they can do the job.
> You have to use Man or Google to know more about commands flags, in order to solve this exercise!
> Google and Man will be your friends!
### References
- [Sed](https://www.gnu.org/software/sed/manual/sed.html).
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