Ubuntu – Page 3 – POFTUT

Category: Ubuntu

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How To Set Environment Variables For Linux, Windows, BSD and MacOSX

Environment variables are very useful for setting some data in the operationg system environment. They are like key-value pairs where we can set a key a specific value which can be used by all applications in the current operating system. Environment variables are used to set library path, Java path, Java version, current username, current connection type etc. List All Environment Variables For Linux and MacOSX We can list Linux operating...

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NTP Port Number and Configuration Tutorial For Linux Local System

NTP is a core protocol used today’s IT infrastructure to synchronize date and time information. In order to work properly, we need to configuration NTP port in our server, client and intermediate systems like switch, firewall, router. NTP Port UDP 123 NTP uses the UDP port number 123 by default. NTP services run on UDP protocol because of the UDP simplicity and performative behavior. NTP is also a very simple protocol...

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Best Linux Distros of 2019

Linux the world of mystery, alternatives, different characteristics. This features of the Linux has colored also the version or distributions of the Linux. Linux provides a lot of different distros each of them represents a different soul. In this tutorial, we will examine the features, pros&const and use cases of the different well known and least known Linux distributions. Ubuntu Ubuntu is complete Desktop, Server and Mobile Linux distributions. It...

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What Is Linux fstab File and How Can We Configure It?

Linux operating system relies on files. File systems should be mounted in order to be used. Mounting a file system can be with the mount command. In order to mount single or multiple file systems, we need some configuration. There is default configuration while using mount. But if we want to provide different options about mount we can use /etc/fstab file. In fstab we can provide information about the mount and...

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How To Update Npm On Linux and Windows?

NodeJS is a popular application development and deployment framework written in Javascript programming language. It provides server-side libraries and functionalities to accomplish tasks. Npm is the NodeJs Package Manager which is used to install, update, delete packages to the current application. In this tutorial, we will learn how to update npm in different operating systems like Ubuntu, Debian, Mint, Kali, CentOS, RedHat, Fedora, Windows, Windows Server etc. Install Npm Package For Ubuntu,...

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How To Install and Config Polipo Caching Web Proxy On Linux?

Polipo was the best HTTP proxy when it emerged. Since then web behavior has a lot changed and HTTPS became popular. HTTPS prevents intermediates to read traffic and cache them. Polipo is not maintained currently but useful for different cases. Install For Ubuntu, Debian, Mint, Kali We can install polipo for Ubuntu, Debian, Mint, Kali with the apt-get command like below.

Install For Ubuntu, Debian, Mint, Kali We can also install...

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What Is mtime In Linux and Find Command?

Linux operating system and related technologies and tools provide modification time of the files, folders, executables etc. mtime is an attribute used by files, directories and different type of files like text, binary etc. In this tutorial, we will learn how to use mtime attribute with Linux find and related commands. Modification Time (mtime) Files and folders are modified in different time during the usage of Linux system. This modification...

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How To Use Sendmail Command On Linux Tutorial with Examples?

sendmail is a mail transfer agent (MTA) used to send emails between computer systems by using simple mail transfer protocol (SMTP) . Sendmail project can be accessed from <a href=”http://www.sendmail.org”>www.sendmail.org</a> <h1>Install On Ubuntu, Debian, Mint, Kali</h1>sendmail  tool is provided by different packages on Ubuntu, Debian,Mint, Kali ordebbased distributions. In this case, we will install the package namedpostfix. <pre class=””>$ sudo apt install postfix</pre> <h1>Install On Fedora, CentOS, RedHat</h1> Inrpmbased distributions likeFedora, CentOS, RedHat...

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Linux lspci Command Tutorial with Examples

Linux provides lspci command in order to list PCI bus and devices information. This command will provide brief or detailed information about currently connected PCI devices like GPU, USB Card etc. Install For Ubuntu, Debian, Kali, Mint We can install lspci tool with the following command to the deb based distributions.

Install For Fedora, CentOS, Fedora In yum or dnf based distributions we can use the following command which...

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Linux gtar Command Tutorial with Examples and Compare with Tar

Linux provides gtar command in order to compress and create tar files. If we are trying to tar a directory and within this directory, there will be a lot of sub-directories and files. We need to tar this directory with tar format. We can use gtar which is an alias of the tar command to create tar archives. Install For Ubuntu, Debian, Mint, Kali We can install tar command with...

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