Pulse width modulation (PWM) is a technique that allows to control analog devices with a digital signal. Raspberry Pi Pico has GPIO pins that can be configured as PWM signal...
Monthly Archives: July 2022
SHA-1 is a cryptographic hash function that can be used to verify file integrity. For example, to check that the file has not been modified during transfer over the network...
MD5 is a cryptographic hash function that can be used for verifying file integrity. For example, to check that the file has not been modified during transfer over the network...
Base64 is an encoding and decoding scheme that often used to convert binary data to an printable ASCII text format, and vice versa. This tutorial shows how to perform Base64...
In Linux, there are commands that allows to perform various operations on files. Sometimes we may need to remove last N lines from file in Linux. This tutorial demonstrates how...
In Linux, find command allows to find files and directories in a specified path. By default, this command displays the full path of the file. This tutorial demonstrates how to...
Most of file hosting services has file size limitations for uploading files. Before uploading file, it can be splitted into smaller parts. This tutorial shows how to do that in...
Linux provides commands that allows to perform various operations on files. Sometimes we may need to combine multiple files into one. This tutorial demonstrates how to do this in Linux...
There are various commands in Linux system that helps to process files. Sometimes we may need to count lines in a file. It can help to determine how large a...
Linux provides various commands for processing text files. Sometimes we may need to remove specific lines from file. This tutorial shows how to do this in Linux.
Create a new...