Blog - Page 3 of 8 - Md. Khairul Hasan

May 31, 2025

Common Server Issues and How to Fix Them Efficiently

Let me guess—you’re here because something on your server is either smoking (hopefully not literally) or behaving like a grumpy old printer. Been there. Server problems can throw everything into chaos faster than you can…

Essential Tools Every Server Administrator Should Use

Server Administration & Optimization

Khairul Hasan

May 29, 2025

Essential Tools Every Server Administrator Should Use

Being a server administrator means wearing a lot of hats—sometimes all at once. There are days when everything’s humming along, and then there are days when the server decides it’s time to go rogue at…

Digital marketing and advertising

Khairul Hasan

May 25, 2025

Using Social Media in Your Digital Marketing and Advertising Plan

Let’s be real—if your marketing strategy doesn’t include digital channels like Instagram, LinkedIn, or TikTok, it’s like throwing a party and forgetting to send out invites. I’ve been helping businesses craft smart, measurable, and yes—actually…

DIY Electronics Home Automation

Khairul Hasan

January 21, 2025

It’s not the volts that kill but the amps

I have a 24v solar panel installation that produces max 23 amps at noon when the sun is shining at its full intensity. Out of curiosity, I wanted to check how much current was going…

Custom Hardware Solutions DIY Electronics Embedded Systems Home Automation IoT Projects Networking and IT Programming

Khairul Hasan

November 28, 2024

The Ultimate Mikrotik Bandwidth Display Solution

Why You Need It In today’s digital age, managing internet usage efficiently is crucial, especially for home offices, small businesses, or high-traffic environments. A desktop bandwidth display connected to your Mikrotik router gives you a…

DIY Electronics Hardware Modifications PC Performance Optimization

Khairul Hasan

November 21, 2024

Cooling Down Skull Canyon NUC

I have had an Intel Skull Canyon NUC for a long time. It has a tendency to overheat. Sometimes it overheats so much that it restarts or thermally shuts down. I had a plan for…

Uncategorized

Khairul Hasan

November 20, 2024

Connecting a CNC over WIFI using ESP3D

It's great when things like 3d printers and CNC machines can be controlled by conventional software like Lightburn or EstlCam over wifi. From my experience, I don't have to run every time from my pc…

Uncategorized

Khairul Hasan

December 26, 2020

Mikrotik Router Brute Force Prevention Script

After I have installed a mikrotik router at my home, and login to my router, the router log is messed up with failed login atempts from several ip address from the world. So, I have…

Uncategorized

Khairul Hasan

May 6, 2020

Arduino Solar Charge Controller – 2

As the battery type is lead-acid battery, the technology is older and a lot of information are available in the internet about the battery. The battery charging curve is like as following: There are three…

Uncategorized

Khairul Hasan

April 6, 2020

Arduino Solar Charge Controller – 1

I was sent to my home at 20th march, 2020 by my office due to the COVID-19 lock down. At my hometown, there were not all of the resources available like Dhaka city. Due to…