Install OpenCV | Learning OpenCV3 C++

This post series is the Solutions of the Learning OpenCV 3 written by Adrian Kaehler & Gary Bradski Chapter 1: Overview In this chapter shows how to install OpenCV in your computer. I use Ubuntu OS, so that I write a shell script for the installing OpenCV you can use…

Writing a Program | C++

This post series is the Solutions of the Programming — Principles and Practice Using C++ (Second Edition) written by Bjarne Stroustrup Chapter 6: Writing a Program Drill

Security By Obscurity | Google CTF 2018

Google CTF 2018 Security By Obscurity Reading the contents of the screenshot you find that some guy named “John” created the firmware for the OffHub router and stored it on an iDropDrive cloud share. You fetch it and find “John” packed the firmware with an unknown key. Can you recover…

Nature of Lights | Optics C++

These post series aim to solve examples and problems from Introduction to Optics book which is writen by Frank L. Pedrotti, Leno M. Pedrotti and Leno S. Pedrotti. Chapter 1: Nature of Lights Example 1 An electron is accelerated to a kinetic energy Ek of 2.5 MeV. (a) Determine its relativistic momentum, de…

DIY Mp3 Player | JQ6500-16p

How to make Mp3 Player Today quote: “My life is my message” – Mahatma Ganhi Two weeks ago, I posted How to make Mp3 Player with DFPlayer. Today I posted same topics with different module which is named JQ6500-16p. JQ6500-16P has an onboard 16Mbit (2 MMegaByte Flash memory. Using Windows operating system you can upload MP3 very easily. Software…

Floppy | Google CTF 2018

Google CTF 2018 Floppy Using the credentials from the letter, you logged in to the Foobanizer9000-PC. It has a floppy drive…why? There is an .ico file on the disk, but it doesn’t smell right.. You can find my all CTF solution in here First I change zip file name after that,…

DIY Mp3 Player | DFplayer

How to make Mp3 Player Two days ago, I wonder to how I can make own Mp3 Player. After a few research, I found the cheapest and most suitable module for this job. DFRobot’s DFplayer is the best module for this task. This module can work with and without Arduino. You…