Recent Posts - page 2
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7 Layers of OSI Model
This video explains the 7 layers of the OSI model of networking.
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Study Techniques
There are no secrets to this. These are tested techniques, so just go ahead and follow these. Make changes which will help you in doing better. Organize your study material and books. Keep them in one place, everyday so that… Read More ›
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Open Source Tools for Mathematicians
Open-source software refers to software that can be modified and improved. Open-source software is software with source code that anyone can inspect, modify, and enhance. The source code (programs) of open source software is freely available for anyone to improve… Read More ›
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The Joy of X – A Guided Tour of Math, from One To Infinity
FOR MORE THAN 2,500 years, mathematicians have been obsessed with solving for x. The story of their struggle to find the roots —the solutions—of
increasingly complicated equations is one of the great epics in the history of human thought. -
“THINGS ARE BETTER THAN YOU THINK” – FACTFULNESS – Book Review
“Step-by-step, year-by-year, the world is improving. Not on every single measure every single year, but as a rule. Though the world faces huge challenges, we have made tremendous progress. This is the fact-based worldview.”
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Goodbye Finger Prints, Hello Vein Patterns
Vein patterns embedded in the hand can uniquely identify an individual. CNN and Stacked‐Autoencoders models are used to identify a person. This technique is said to be more robust than facial technology, and other biometric techniques.
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Physicists may have solved the mystery of why ice is slippery
Revealed now – the answer to the question eluding physicists for over 150 years – Why is ice slippery?
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Preparing for the Physics Board Exam – Some Tips
“You cannot be taught physics, you have to learn it!” Coming straight to the point(s): Use one textbook and do not collect notes and books. One good book is enough and it can be supplemented with a question bank (ISCE Question Bank for Physics)…. Read More ›
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QUESTION BANK FOR ISCE – CLASS 12 – Physics
QUESTION BANK RELEASED FOR ISCE – XII- ELECTROSTATICS All those who have asked for the question bank have been sent the same by email. Since there is a reduction in syllabus we have to carefully select topics that are relevant…. Read More ›
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What is the best laptop for a B.Tech / BE / Computer Science student?
My Answer to the question on Quora: As a B.Tech computer science student, your main applications will be programming in Java, C#/C++, Python, cloud computing (maybe with AWS), some version of SQL, applications and the usual stuff like MS Office,… Read More ›
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NASA’s Mission to Mars Student Challenge
Take part in a worldwide “teachable moment” and bring students along for the ride as NASA lands a rover on Mars February 18! The site https://www.jpl.nasa.gov/edu/mission-to-mars-student-challenge/ has all the details of this exciting opportunity for students to take part in… Read More ›
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The Big Bang and Black Holes: In Celebration of Stephen Hawking’s Birthday
The lectures will be livestreamed on Cambridge University’s YouTube and Facebook channels: https://www.facebook.com/events/423191425527230/ They will also be livestreamed on the CTC’s own YouTube channel, along with the panel discussion afterwards:
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2021 Calendar from NASA!
Just Released NASA Science Calendar for 2021/2022 Stunning. Informative. Enlightening.
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Gaming Laptops – The Beasts!
OK, before you jump to buy a gaming laptop, read this. A gaming laptop is just that – for gaming. Just as you will not use the Formula One car for daily commute to the office, you don’t need a… Read More ›
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Question Asked by a Teacher – Should I go for teaching online if I am not getting offline teaching jobs? But I don’t have experience of online teaching.
I don’t think that’s proper. The difference between online teaching and offline teaching (classroom teaching in a college / school) is the difference between gully cricket and Test cricket, it is the difference between cinema and theatre, …. You get… Read More ›
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How many GB should a laptop have for college?
A laptop has three components which are measured in GB. These are:1) Hard Disk2) Main memory or primary memory or RAM3) SSDWhich one are you referring to? That apart, there’s no “one size fits all” solution here. It depends on… Read More ›
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Data Matters
Statistics and data dominate our lives. Increasingly, data-based decisions are being used by people, organizations and governments. Here are a few links that will be very interesting for everyone starting out in data science, visualization and with an interest in… Read More ›
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Is 24 too old to learn programming?
Many startups will make you believe that you should learn programming at the age of 6-years. That’s good for business, but its a stupid and dishonest idea to teach coding to kids as young as that. So is 24 years… Read More ›
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Is it easier to learn other coding languages (like Java, C, C#, etc.) if you know HTML?
C, C++, C#, Java, Python are programming languages. HTML is the abbreviation for Hyper Text Markup Language. Although the word ‘Language’ forms a part of HTML, HTML is a markup language for Internet. What does ‘markup’ mean? Think of markup… Read More ›
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What is the value of NPTEL online certification courses? Will they help in pursuing further education in a different major, or in placements?
My answer : These are still untested territories. You can use NPTEL and other online courses to brush up on a subject or for an introduction to a subject. But frankly, just doing NPTEL and other online courses may not… Read More ›
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What is the order of learning coding (programming) languages?
I have been teaching programming for close to 35 years and I assure you that there is no particular order in which you have to learn programming languages. Each programming language is independent so follow your syllabus or your need… Read More ›
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Beware of WhatsApp OTP Scam!
WhatsApp is currently one of the world’s most popular multiplatform messaging app. This wide usage has also made it the target of hackers who try to break into your account. What is this scam about? This scam is about taking… Read More ›
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Quantum Mechanics – The Model Explains
One of the strangest books on Quantum Mechanics is Quantum Computing Since Democritus, by the well-know quantum computing theorist, Scott Aaronson (Massachusetts Institute of Technology). This book takes readers on a tour through some of the deepest ideas of mathematics,… Read More ›
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What weight laptops are good for a regular college student?
Consider this: why are you buying a laptop? Will you be doing programming on it? If you will be doing programming then will you have to carry the laptop to your college or university? If no, you probably need to… Read More ›
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AI – Ethics = Anarchy
AI – Ethics = Anarchy Your thoughts on this? It’s not a simple mathematical formula where you can transfer one term to other side and change the sign. It’s deeper. Here’s how to read my formula: AI “without” ETHICS “results… Read More ›
