About Packages
Each package is a compressed archive containing product information, program files, icons, documentation and management scripts. Management applications use these files to safely locate, install, update and remove software.
Packages also include a digital signature to prove their source. Software management utilities verify this digital signature by using a GPG public key. The yum and [...]
Archive for the 'Linux' Category
Managing Software with yum
July 3, 2008Browse The File System
March 28, 2008cd changes derectories
cd
To your home directory
cd ..
To your home directory
cd -
To your previous working directory
Listing Directory Contents
ls -a
include hidden files
ls -l
long listing style
ls -R
Recurse through directories
Copying Files & Directories
cp -i source destination
interactive(ask before overwriting file)
cp -R source destination
recursive (recursively copy an entire directory tree)
Creating & Removing Files
touch
create empty file or update filetimestamps
rm -i
interactive(ask before removing [...]
Linux File Permission
March 12, 2008What are permissions?
On a UNIX web server, every single file and folder stored on the hard drive has a set of permissions associated with it, which says who is allowed to do what with the file. Every file (and folder) also has an “owner” and a “group” associated with it. If you created the file, [...]
RHCE Course Content
March 2, 2008RH033 Red Hat Linux Essentials
UNIT 1- Overview
Objectives
Agenda
UNIX History
UNIX Principles
GNU Project/FSF
GPL – GNU General Public License
Linux Origins
Why Linux?
Red hat Enterprise Linux
Recommended hardware Specifications
Local Logins
Virtual Consoles
Running Commands
Changing Your Password
Linux Graphical Environments
End of Unit 1
UNIT 2- Command Line File system Browsing
Objectives
Agenda
Linux File Hierarchy Concepts
Current Working Directory
Changing Directories
Listing Directory Contents
The Home Directory
Absolute Pathnames
Relative Pathnames
File Names
Copying Files and Directories
Copying Files [...]
