“fastfetch” is a command-line interface (CLI) tool designed to provide detailed information about your operating system, software, and hardware. It is similar to other system information tools like “neofetch” or “screenfetch,” but with a focus on providing information quickly and efficiently. When you run the “fastfetch” command, it gathers relevant data from your system and […]
fastboot Command Examples
“fastboot” is a command-line tool that allows you to communicate with connected Android devices when they are in bootloader mode. Bootloader mode, also known as fastboot mode, is a specific state of an Android device that allows for low-level interactions with the device’s firmware and system partitions. While the Android Debug Bridge (ADB) is a […]
fast: Test your download and upload speed using fast.com
“fast” is a convenient online tool provided by Netflix that allows you to test your download and upload speed using the fast.com website. The tool is designed to provide a quick and straightforward way to assess the speed of your internet connection. When you visit the fast.com website, it automatically starts measuring your internet speed […]
fakedata: Generate fake data using a large variety of generators
“fakedata” is a versatile tool that allows you to generate fake data using a wide range of data generators. It is designed to assist in creating realistic yet fictional data for various purposes, such as testing, prototyping, data analysis, or populating databases with sample information. With “fakedata,” you can generate data across different domains, including […]
factor: Prints the prime factorization of a number
“factor” is a command-line utility that calculates and prints the prime factorization of a given number. Prime factorization is the process of expressing a number as a product of its prime factors, which are the prime numbers that divide the given number without leaving a remainder. When you run the “factor” command followed by a […]
f3read and f3write Command Examples
“f3read” and “f3write” are two utilities that work in conjunction to validate and test the real capacity of a storage drive, such as a flash drive or a microSD card. These tools use special test files with the “.h2w” extension to perform their operations. The purpose of “f3read” is to validate the integrity of the […]
f3probe: Probe a block device (e.g. a flash drive or a microSD card) for counterfeit flash memory
“f3probe” is a utility used to probe a block device, such as a flash drive or a microSD card, to detect counterfeit flash memory. It is a tool designed to verify the authenticity and true capacity of storage devices, particularly those that may be falsely labeled or sold as higher-capacity devices than they actually are. […]
f3fix: Edit the partition table of a fake flash drive
“f3fix” is a tool designed to edit the partition table of a fake flash drive. Fake flash drives are counterfeit devices that appear to have a larger storage capacity than they actually possess. These drives are often sold at lower prices, enticing buyers with the promise of high storage capacities at a fraction of the […]
exrex: Generate all/random matching strings for a regular expression
“Exrex” is a powerful tool that allows you to generate matching strings for a given regular expression. It provides the ability to generate all possible matching strings or generate random matching strings based on the provided regular expression pattern. Additionally, “exrex” can simplify regular expressions, making them more concise and easier to manage. Regular expressions […]
expr: Evaluate expressions and manipulate strings
The “expr” command in a shell environment is a versatile utility that allows you to evaluate expressions and perform string manipulation. It is primarily used for numerical calculations and string operations within shell scripts or directly from the command-line interface. When it comes to numerical calculations, “expr” can handle basic arithmetic operations such as addition, […]