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Archive : Linux Commands

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Manage Files Effectively using head, tail and cat Commands in Linux

Manage Files Effectively using head, tail and cat Commands in Linux
There are several commands and programs provided by Linux for viewing the contents of file. Working with files is one of the daunting task, most of the computer users be it newbie, regular user, advanced user, developer, admin, etc performs. Working with files effectively and efficiently is an art. Manage Files in Linux Today, in this article we will be discussing the most popular commands called head, tail and cat, most of us already aware of...
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Fun in Linux Terminal – Play with Word and Character Counts

Fun in Linux Terminal – Play with Word and Character Counts
Linux command line has a lot of fun around itself and many tedious task can be performed very easily yet with perfection. Playing with words and characters, their frequency in a text file, etc is what we are going to see in this article. The only command that comes to our mind, for tweaking Linux command line to manipulate words and characters from a text file is wc command. Fun with Word and Letter Counts in Shell A ‘wc‘ command which...
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The Complete Guide to “useradd” Command in Linux – 15 Practical Examples

The Complete Guide to “useradd” Command in Linux – 15 Practical Examples
We all are aware about the most popular command called ‘useradd‘ or ‘adduser‘ in Linux. There are times when a Linux System Administrator asked to create user accounts on Linux  with some specific properties, limitations or comments. In Linux, a ‘useradd‘ command is a low-level utility that is used for adding/creating user accounts in Linux and other Unix-like operating systems. The ‘adduser‘ is much...
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Difference Between su and sudo and How to Configure sudo in Linux

Difference Between su and sudo and How to Configure sudo in Linux
Linux System is much secured than any of its counterpart. One of the way to implement security in Linux is the user management policy and user permission. normal users are not authorized to perform any system operations. If a normal user needs to perform any system wide changes he needs to use either ‘su‘ or ‘sudo‘ command. Linux: su v/s sudo NOTE – This article is more applicable to Ubuntu based distributions, but also...
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11 Linux Kernel Boot-time Parameters Explained

11 Linux Kernel Boot-time Parameters Explained
Linux booting is a complex process as compared to booting processes in any other distribution. The Linux Kernel accepts a lot of parameters at booting, in command-line. This command-Line boot time parameter passes several kind of information to Linux Kernel at System Startup. Kernel Boot Time Parameters Booting a Linux kernel directly from BIOS using the kernel on cd (/dev/cdrom), don’t allow assigning parameter directly. For this we need a...
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How to Stop and Disable Unwanted Services from Linux System

How to Stop and Disable Unwanted Services from Linux System
We build a server according to our plan and requirements, but what are the intended functions while building a server to make it function quickly and efficiently. We all know that while installing a Linux OS, some unwanted Packages and Application gets installed automatically without the knowledge of a User. Remove Unwanted Services From Linux When building a server we need to ask ourselves what we actually need from the box. Do I need a Web Server...
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6 Useful X-based (Gui Based) Linux Commands – Part II

6 Useful X-based (Gui Based) Linux Commands – Part II
In our first article on X-window (Gui Based) Linux commands, we’ve covered some useful and interesting Graphical commands. Adding to that list, here we again presenting 6 other useful X-based Linux commands/programs. 8 X-based Useful Linux Commands – Part I 6 X Window Linux Commands 9. Googlizer This is one of the very handy and useful application which lets you search any text within the X-selection. Googlizer may not be available...
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10 sFTP Command Examples to Transfer Files on Remote Servers in Linux

10 sFTP Command Examples to Transfer Files on Remote Servers in Linux
File Transfer Protocol (FTP) was widely used protocol to transfer files or data remotely in unencrypted format which is not secure way to communicate. As we all know that File Transfer Protocol is not at all secure because all transmissions happens in clear text and the data can be readable by anyone during sniffing the packets on the network. 10 sftp command examples So, basically FTP can be used in limited cases or on the networks that you trust....
Filed in: Linux Commands
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