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A Linux bash command line vocabulary

AadduserAdd a user to the systemaddgroupAdd a group to the systemaliasCreate an aliasaproposSearch Help manual pages (man -k)apt-getSearch for and install software packages (Debian/Ubuntu)aptitudeSearch for and install software packages (Debian/Ubuntu)aspellSpell CheckerawkFind and Replace text, database sort/validate/indexBbasenameStrip directory and suffix from filenamesbashGNU Bourne-Again...

Interactive Linear Regression application in WPF C#

In this post we will see a simple application in C# implementing the linear regression algorithm on a set of data created by the user. A linear regression is one of the easiest statistical models in machine learning. Linear regressions can be used in business to evaluate trends and make estimates or forecasts, It is used to show the linear relationship between a dependent variable and one or more...

Firmware upgrade of ESP WROOM-02 to support MQTT AT commands

ESP WRoom 02 is a low-power 32-bit MCU Wi-Fi module, based on the ESP8266 chip. It uses a 2 MB SPI flash connected to HSPI, working as SDIO/SPI slave, with the SPI speed being up to 8 Mbps and it is fully certified by Wi-Fi Alliance, SRRC, FCC, CE ( RED ), TELEC, IC & KCC. The only downside of this awesome wifi module is the lack of stock firmware capabilities. Unfortunately the delivered AT...

Simple sequential execution scheduling windows script

Windows CMD (Command Line) supports an easy way to automate some task. This can be archived by creating *.bat files and edit them using a simple text editor. The syntax is something that can be found easily by searching. Below is a simple script which can be used to schedule the execution of applications in a sequential way. It means that the .bat script will wait for the X application to finish...

Funny C# app for Mouse Faking

The purpose of this application is just for fun. It started initially by figuring out a way to fake skype that you are in front of your PC but also to randomly create a picture. The application takes control of your mouse and start drawing random pixels in the main area of the window thus generating mouse position and click events.
Below is a sample picture as well as the binary: 

HackRF – How to unlock an old Ford Fiesta (remote control)

HackRF One is a Software Defined Radio (SDR) peripheral capable of transmission or reception (half-duplex) of radio signals from 1MHz to 6GHz. This device is mostly designed for testing and development of modern and next generation radio technologies. It is an open source hardware platform that can be used as a USB peripheral or programmed for stand-alone operation. In the following experiment, i...

Poweroff Timer application in Microsoft Store

Poweroff Timer is a windows universal application(UWP) in Microsoft Store written in C#. This application enables you to set a timer to shutdown your PC at a specific time. It makes your power management much easier and more convenient. When you assign the timer, PowerOff Timer will minimize in the system tray and run silently in the background. if you right-click on its icon, the menu that...

J-Lock Encryption Tool

J-Lock Encryption Tool is a windows application dedicated to securely encrypt your files. The encryption algorithm that is utilized in this software is well know AES. For the most of the security, this application does not store any password (beware that there is no recovery of the file(s) in case you loose you password). For more information please contact us at: apps[at]devcoons.com. The full...

Automotive most used protocols – KWP2000 and UDS.

KWP2000/UDS devices are essential tools for anyone who wants to tinker with a vehicle’s onboard computer system. Whether you’ll use yours for chip tuning a hobby-racing vehicle or you need to equip your auto-shop business with better on-board vehicle diagnostics (OBD) programming tools. KWP2000 actually stands for Keyword Protocol 2000, which is the name of a set of communications...

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