Working with files in Linux – File Attributes

In the previous two posts, we’ve looked at file permissions and access control lists. Today let’s take look at file attributes. Whereas, permissions and ACL’s deal with user and group access to a file, attributes are properties of a file that regulate how the operating system interacts with a given file. There are 15 file […]

Linux Tutorial

Working with Linux Files – Access Control Lists

In the last post, we looked at basic file permissions. The ideas covered in that post are probably enough to get you through a large portion of the real world scenario’s that you will encounter. There are some special cases, however. One of them being access control lists (ACL) which I will discuss in this post. […]

CentOS Linux Ubuntu

sudo bang bang

So a day or two ago a co-worker mentioned that you can do  sudo !! to execute the last command in your history as root. I had never heard of such a thing! My life has been changed forever! Here I’ve been hitting the back arrow like a peasant just to put  sudo in front of a previous command. […]