Learn to Code. Shape Your Future
One of the basic things required in Bash is detecting the number of arguments passed to a script. The reason behind that is being able to modify the behaviour of your script depending on the value and on the number of arguments passed to it. How do you find the number of arguments in Bash? … Read more
If you are either familiar with Python or if you are starting with it now, it’s likely that you have heard about the Python input function. The Python input built-in function allows to capture the input provided by a user during the execution of a program. The input function returns the input in string format … Read more
The Python error “too many values to unpack” occurs when you try to extract multiple values from a data structure into variables that don’t match the number of values. For example, if you try to unpack the elements of a list into variables that don’t match the number of elements in the list. We will … Read more
Understanding how Python virtualenv works is one of the things you should know when you get started with Python. Python virtualenv creates an isolated environment in which you can install all Python dependencies you need for your project. If you work on multiple projects that require different dependencies using virtual environments allows to keep those … Read more
I have heard people asking what is the difference between grep and find multiple times in the last few years. It seemed obvious to me, but maybe it’s not if you are getting started with Linux. What is the difference between the grep and find commands? Find is a utility to search for files and … Read more
In this tutorial you will learn how to find the port of a process running on a Linux system. This is a very common thing we need to know when we manage applications on Linux, especially if they have been configured by someone else. How do you find the port of a process running on … Read more
The first time I saw the error “Bash Unary Operator Expected” in the Linux terminal I thought:”And now? What do I do?” 😀 We will understand this error together and we will find a solution for it. What is the Bash Unary Operator Expected error? It’s an error that occurs when Bash identifies a line … Read more
Are you using Linux and you have seen the “Command Not Found” error while trying to execute a command? It’s time to find out why. We will look at this error together and understand how to fix it. What is the cause of the command not found error? The “Command not found” error is caused … Read more
Create a Python program that converts any text you provide into speech (text-to-speech).
The export command is a built-in command of the Bash shell that is very handy to know when you work on Linux systems or create Bash scripts. What does the export command do in Linux? The export command is used to make variables or functions in the current shell environment also available to child processes … Read more
