Blog Chmod command in Linux with examples Linux chmod command is used to change the access permissions of files and directories. Chmod Command Changes the access permissions of a file or directory. On Unix systems, permissions apply to: read (r) write (w) execute (x) chmod syntax chmod [options] [permissions] [file name] chmod…
Blog Useful tools for DNS troubleshooting We can most often meet with the blockade of USB ports in schools or workplaces and this is due to security reasons. Media connected to the USB port facilitate work, but also pose a serious threat to the data stored on the disk and the systems. It is very…
Blog Useful tools for DNS troubleshooting Domain Name System – a hierarchical distributed network name system that responds to domain name queries. Thanks to DNS, the domain name is translated into the corresponding IP address. How the DNS server works The user enters the website address in the browser. Browser sends a query to the…
Blog How to read logs in Linux head is a command for Unix systems, including GNU/Linux, used to show the first lines or characters from given files, for each separately. By default, it displays the first ten lines, we can change it with the appropriate options. Cat , less , more are more commonly used…
Blog How to read logs in Linux Linux stores its log files in the /var/log directory in text format. tail command The tail command is the most common solution for viewing a real-time log file. However, the command to view the file has two versions, as shown in the following examples. The tail command needs…
Blog Basic PowerShell commands PowerShell is a cross-platform task automation solution composed of a command-line shell, a scripting language, and a configuration management framework. PowerShell runs on Windows, Linux, and macOS. Get-Help The Get-Help cmdlet serves as documentation, in other words, it displays help for commands Get-Help command Get-Help Get-Process Get-Help parameters parameter -Examples, displays…
Blog How to install Cockpit on CentOS Linux Cockpit (RHEL web console) or how to manage the server through the GNU/Linux browser. What is Cockpit Cockpit is a free open source server management project by Redhat. The main goal of the project is to offer Linux administrators the ability to quickly and efficiently manage their…
