htop command in linux For any Linux administrator the ability to monitor their systems performance is a critical task to ensure optimal functionality. Using the right type of monitoring tool can be the difference between hours of lost productivity due to system downtime and being able to resolve issues quicklyContinue Reading
top in Linux acts as a historical real-time monitoring tool. The command topin linux can be thought of as the monitoring tool which has served as the eyes and ears of system administrators for decades. Linux administrative performance equates to the best possible performance of all your hardware resources. WhenContinue Reading
Table of Contents What is chmod? A Simple Definition How File Permissions Work in Linux Numeric vs. Symbolic Modes The Difference Between chmod and sudo chmod Common chmod Commands You Should Know Security Risks: Why 777 is Dangerous Best Practices for File Permissions common-errors and fixes while using chmod commandContinue Reading
Table of Contents What is chown command in Linux? Why does chown command matter for Linux security? Basic chown command syntax explained Change only the owner of a file using chown command Change only the group of a file Change both owner and group at once Recursive chown: change ownershipContinue Reading
SUDO in linux If you’re just getting started with Linux—Reg, you may have come into contact with the four-letter word SUDO! If you are a beginner on your Linux Journey, then understanding the basic SUDO command in linux will probably have the biggest impact on your future success. Either way,Continue Reading
more command in linux A recent study showed that 84% of the participants had experienced overwhelming amounts of output on their terminals. In most cases, users were unable to read through all of the data presented to them immediately after executing the command. The only tool available to help usersContinue Reading
less command in linux:Back in the early days of computing, when you opened a huge log file on a terminal, it was as if you were attempting to drink water from a fire hose. You typed in a command to open the file or “document”, and suddenly thousands of linesContinue Reading
The grep command in linux has received more accolades than the likes of an actor. It became extremely popular among programmers and sysadmins because it provides all the information on a single line and on one screen! Imagine yourself working as a digital investigator; you are tasked with going throughContinue Reading
tail command in linux instantly reveals the latest entries of files, such as for viewing a constantly changing website log file that only contains the most recent errors without needing to search through 1,000s of previous error messages. command tail in linux does not only stop you from losing focusContinue Reading
head command in linux allows users to see the first N number of lines of a specified file quickly. For example, imagine if you send a huge amount of data (logs) produced by the web server; you only want to see the results of the latest requests without having toContinue Reading
