The GNU autoreconf tool, updates configure scripts by running autoconf, autoheader, aclocal, automake, and libtoolize in specified directories and subdirectories. This command is seldom invoked manually. It is usually called automatically from other autoconf tools. If you encounter below error: autoreconf: command not found you may try installing below package as per your choice of […]
Archives for June 2022
GoBuster: command not found
GoBuster is a tool that was built in the Go language, which can be used for brute forcing directories as well as brute forcing subdomains. Since GoBuster is built on Go, we first need to install Go first and then install or configure the GoBuster package. Up until my discovery of Gobuster, I was using […]
uflash: command not found
uflash is a utility for flashing the BBC micro:bit with Python scripts and the MicroPython runtime. The BBC micro:bit board is the easiest alternative board to use with MicroPython. This is due to two software applications – a desktop application named Mu, and a command-line tool named uFlash. Mu is a full editor that you […]
idle3: command not found
IDLE is an integrated development environment that is bundled with the Windows and macOS Python distributions (it’s readily available in most Linux distributions as well, usually as IDLE or IDLE3). IDLE is written in Python using Tkinter, and it provides us with not only an editing environment for Python, but also a great example of […]
How to add header and trailer line to a file in Linux
In this article, we will see the different ways to add a header record or a trailer record to a file. Let us consider a file, file1. $ cat file1 apple orange grapes banana Adding a line to the start of the file (header) 1. To add a header record using sed: $ sed ‘1i […]
yum: command not found
YUM is the default package management system for CentOS/RHEL and part of its role is to automatically calculate what packages may require updating, what dependencies are required, and to manage the entire process of updating your system in a very simple way. The main configuration file of YUM is /etc/yum.conf, and the main directory, which […]
dpkg-scanpackages: command not found
dpkg-scanpackages utility creates a Packages file from a tree of binary packages. The Packages file is used by dselect to provide a list of packages available for installation. Basically, it is a tool that allows you to convert a directory containing .deb packages into a repository. If you encounter the below error: dpkg-scanpackages: command not […]
virt-sparsify: command not found
libguestfs is a command-line library of utilities for working with VM disks. This library consists of roughly 30 different commands, some of which are included in the following list: guestfish virt-builder virt-builder-repository virt-copy-in virt-copy-out virt-customize virt-df virt-edit virt-filesystems virt-rescue virt-sparsify virt-sysprep virt-v2v virt-p2v If you encounter below error: virt-sparsify: command not found you may try […]
ncview: command not found
Ncview is a visual browser for netCDF format files. Typically you would use ncview to get a quick and easy, push-button look at your netCDF files. You can view simple movies of the data, view along various dimensions, take a look at the actual data values, change color maps, invert the data, etc. It runs […]
update-alternatives: command not found
When you install Java, it usually means one of two things: you are installing the Java Runtime Environment (JRE) or the Java Development Kit (JDK). The JRE provides the runtime that allows you to run Java programs, whereas the JDK contains the JRE, as well as other tools, that allow you to develop in Java. […]