CrazyEngineers

Kaustubh Katdare
@thebigk • May 4, 2026

May 4, 2026

305

Are 4 Years of Engineering Degree Mostly Wasted?

Poll: Are 4 Years of Engineering College Worth It?

Do you think you have wasted (or are wasting) 4 important years of your life studying engineering? Of course, the actual knowledge you gain in engineering college has very limited...

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Resource Video Youtube

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How to Get 99+ Percentile in CAT - Video By Arun Sharma

Kaustubh Katdare @thebigk

May 3, 2026 182

I'm a big fan of Arun Sharma. His video lectures on YouTube are gold! In this video, Arun Sharma explains how to prepare for CAT and get 99+ percentile. It's...

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kulman Lab
@humble-campfire • Apr 29, 2026

Apr 29, 2026

361

I have released browser based CAD software: feedback appreciated

I have recently released Free Online Vector Drawing Tool — Kulman | Draw & Export DXF my 3 years work on CAD software with AutoCAD like UX. No registration, no...

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Kaustubh Katdare
@thebigk • Mar 24, 2026

Mar 24, 2026

1.2K

Solved: 8 = 88, 7 = 70, 6 = 54, 5 = 40, 3 = ?

Let's try to solve this puzzle: 8 = 88, 7 = 70, 6 = 54, 5 = 40, 3 = ? This is one of the math puzzles were your...

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Shyam Vijay
@shyamvijay • Feb 27, 2026

Feb 27, 2026

730

What Challenges Do Developers Face When Building Scalable AI Chatbot Applications?

As AI chatbot adoption continues to grow, businesses are increasingly integrating conversational systems into their web and mobile applications to automate support, improve engagement, and streamline communication. However, building chatbot...

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Kaustubh Katdare
@thebigk • Feb 18, 2026

Feb 18, 2026

2.3K

How to read WhatsApp deleted messages

WhatsApp now lets people #-Link-Snipped-# sent to group or individual users before they are read. While the feature works in most of the cases, there are typical cases when the...

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Andrew Kelly
@andrew-kelly-rogwXE • Mar 23, 2026

Mar 23, 2026

1.7K

Interesting Roof Structures

I am an undergraduate student studying towards an MEng degree in Civil Engineering at the University of Glasgow. As part of my 4th year dissertation I am looking into roof...

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Kaustubh Katdare
@thebigk • Mar 4, 2026

Mar 4, 2026

3.2K

Book LPG Cylinder Online (Bharat Gas | Indane | HP Gas)

Want to book your LPG cylinder online via an android app? Well, leading LPG cylinders service providers Bharat Gas, Indane and HP Gas have launched their respective android apps to...

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Mahesh Dahale
@mahesh-E2tZ3t • Jan 29, 2026

Jan 29, 2026

1.6K

what kind of RAM you need

To find out what kind of RAM you need, whether you have the available slots on the motherboard, how much you can install, and how to purchase RAM online and...

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Abhishek Rawal
@abhishek-fg9tRh • Jan 13, 2026

Jan 13, 2026

1.6K

What is WordPress used for?

I have no to little knowledge about wordpress. I have written 10-15 tutorials & projects in paper & now I am all set to create blog in Wordpress & post...

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Koushal Patel
@koushal-C6mEgp • Jan 13, 2026

Jan 13, 2026

1.5K

Do you have a retirement plan?

Working in the arena like IT, midst of the possible Lay-Offs and all that, I was thinking to start planning Retirement Plan, and I believe, everyone should start thinking about...

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Kaustubh Katdare
@thebigk • Jan 3, 2026

Jan 3, 2026

2.2K

AttainU CEO Divyam Goel on how their edutech startup provides a scalable college alternative software engineering course

The fact that we are creating a positive impact in the lives of our students by helping them jump start their careers and be a part of a fast growing economy is what drives us.

Divyam Goel

AttainU

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ukanth19
@ukanth19-B32cv1 • Dec 31, 2025

Dec 31, 2025

1.5K

Self driving car

My project is based on this idea by removing brake and steering controls and replaced them with sensors and advanced technology to read the surroundings and drive accordingly. I believe...

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Kaustubh Katdare
@thebigk • Dec 28, 2025

Dec 28, 2025

20.6K

Announcing "Top Products"

Excited to announce the launch of 'top products' on CrazyEngineers. We'll publish several software products built by amazing engineers and developers around the world. We'll also inform about the benefits...

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Rucha Wankhede
@rucha-9ej7h4 • Dec 19, 2025

Dec 19, 2025

1.8K

Future of Fillings: New ‘Bioactive’ Glass For Prevention of Secondary Tooth Decay

Tooth decay or dental caries which is claimed to be the second most common disease affecting the people worldwide after common flu, can now be prevented better in future, if...

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Abhishek Rawal
@abhishek-fg9tRh • Dec 10, 2025

Dec 10, 2025

1.8K

Magnetic Door Locks. How Does It Work ?

I would like to know the construction & working(in detail) of magnetic door locks. Few questions : - The magnets in locks are temperory magnets or permanent ? - If...

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Mike Paul
@mike-paul-ZdpixD • Dec 8, 2025

Dec 8, 2025

1.6K

Insulation under radiant floor heating system?

Hey friends, We just put in a hot-water radient floor heat system. We need to insulate under the floor in the crawlspace. Contractor says use bats, plumber says use board-type...

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PRADIP CHAKRABORTY
@pradip-IwDCOf • Nov 19, 2025

Nov 19, 2025

922

FILTER FOR LIQUID NITROGEN

I want to design a Liquid Nitrogen pouring system for the Charge Coupled Device(CCD) of a Telescope. Please suggest the model/manufacturer for the suitable fluid filter, which could be used...

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vinaykumar devarkond
@vinaykumar-devarkond-9KsNLW • Oct 23, 2025

Oct 23, 2025

31.5K

30 Lakhs (in Rupees) to USD?

Rs. 30 Lakhs in USD would be about $36,090, as per USD <> INR exchange rate. If you wish to earn that much salary; you will have to get a...

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Kaustubh Katdare
@thebigk • Oct 18, 2025

Oct 18, 2025

620

Founder Life : Fair > Loved and Genuine > Perfect!

As a founder, you can’t afford to be perfect.Your real job is to be authentic.Perfection often comes from the need to be loved -but that need can stop you from...

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