khairulhasanmd@gmail.com – Md. 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

khairulhasanmd@gmail.com

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…

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khairulhasanmd@gmail.com

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…

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khairulhasanmd@gmail.com

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…

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khairulhasanmd@gmail.com

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…

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khairulhasanmd@gmail.com

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…

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khairulhasanmd@gmail.com

February 24, 2020

Tampermonkey script to identify job posts from certain country in upwork – 2

I have updated the script a little more to remove the red text and show them a silver color that perceives like a disabled state. Also the job posts that have less than 5 bids…

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khairulhasanmd@gmail.com

February 6, 2020

Dropzone.js – 4 [image preview: onclick image, open in new tab]

We often want to download/preview to make it sure what we have uploaded. A small thumbnail preview sometimes not enough. So, here is a small javascript. That will open the image in new tab. $(…

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khairulhasanmd@gmail.com

February 5, 2020

Dropzone.js – 4 [The preview thumbnail image is not thumbnail size]

The following image says it all : The images in the thumbnail are not in their perfect size. To solve this, we have to add some CSS. A css tag like following in the <head>…

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khairulhasanmd@gmail.com

February 4, 2020

Dropzone.js – 3 [Preview from upload folder]

We always want to see what we have done in the past. An user will want to see the uploaded files later. When we reload our dropzone upload page, We can’t see the files we…