Author Archives: alkathirikhalid

About alkathirikhalid

"Knowledge without experience is just information."

Raspberry Pi, Magic Mirror / Dakboard on a 3.5inch Display touch Screen

My Raspberry Pi from my previous post, being used as usual, I wanted to enhance its functionality and use further, by not only letting it be a headless raspberry pi / DNS Filter Server but also: To have the ability … Continue reading

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Raspberry Pi, WIFI, SSH, DDNS (No-IP), Ad Blocker + Internet Tracker / Filter + DNS (Pi-hole), Secure Virtual Private Network / Tunnel (PiVPN OpenVPN / WireGuard), Port Forwarding, Reverse Proxy / Tunnel (Ngrok, RemoteIT).

Disclaimer: this gained knowledge, application and post was made possible by COVID-19 lock down, there is something positive in everything. Things covered are as below, you may head to below items specific to your needs if required: Raspberry PI Headless, … Continue reading

Posted in Desktop Developement, Raspberry Pi, Security | Tagged , , , , , , | 5 Comments

Observer and Observable

Using JAVA Implementation Message Board (Observable) package com.alkathirikhalid.demo; import java.util.Observable; /**  * <p>  * Message Board as Observable.</p>  * <p>  * It can be observed for new message changes, it can also have one or more  * observers, when an … Continue reading

Posted in Programming, Web Application, Web Developement | Leave a comment

DZ09 Smart Watch

So I was searching for an affordable smart watch with the below criteria’s: China Made Affordable Programmable Experimental After like 2 weeks of research and going through reviews I was left with 2 choices: DZ09 DM98 DZ09 Affordable Running on … Continue reading

Posted in Mobile Developement | Tagged , | 10 Comments


Certificate verification System Service, a web app for managing certificate issuing institutions. Introduction Institutions, Organizations, Employers and even Individuals, can now verify a certificate authenticity coming from the intended institution to the intended candidate, hence preventing forgery, duplication and even … Continue reading

Posted in Web Application, Web Developement | Leave a comment

Enhanced your Desktop, make it Organized and with functionality built in

So I decided to improve and manage better my desktop as I was getting tired of folders, files and short cuts just lying on the desktop, which was turning out to be unorganized and annoying to my eyes. Fig 1: … Continue reading

Posted in Desktop Developement | Leave a comment

A Voice In My Hand

This is a speech disorder assistive technology that allows individuals with speech impairment to communicate with their Android Phone. Users with special needs can now communicate comfortably in public areas, make a verbal order, request or introducing themselves has been … Continue reading

Posted in Mobile Developement | Leave a comment

Root, Unlock Boot loader, Flash Custom ROM Jelly Bean 4.1.2 and Over Clock a Sony Ericsson xperia X10 mini Éclair 2.1

This is to demonstrate on how to get more from your old Sony Ericsson Xperia X10 mini, I was somewhat locked down on the amount of things I can do with my old phone since it was running on Android … Continue reading

Posted in Mobile Developement | 2 Comments

My Guestbook App

I am going to build a bottom up guestbook application to store all my guest list for an up coming event, host it in a local network for all the local machines to have access to the application. The steps … Continue reading

Posted in Web Developement | Leave a comment

Simple Cart

Simple cart is an open source java script cart application that exclusively work on the client side which then connects to a payment gateway like PayPal or Google wallet depending on the developers choice, yes ecommerce in minutes! “No databases, … Continue reading

Posted in Web Developement | Leave a comment