Block ciphers | Key management
In cryptography, key whitening is a technique intended to increase the security of an iterated block cipher. It consists of steps that combine the data with portions of the key. (Wikipedia).
Blender for Video Editing: Introduction to Keyframes
In this video show how to use keyframes in Blender. Keyframes allow you to vary an image parameter such as the color of text, the position of an image, the scaling factor of a transformation, etc. as a function of time (aka frame number). For example, you can use keyframes to make an ima
From playlist Blender as a Video Editor
Push pink button, turn white lever to new position and release the button.
From playlist Mechanisms
Correctness And Security - Applied Cryptography
This video is part of an online course, Applied Cryptography. Check out the course here: https://www.udacity.com/course/cs387.
From playlist Applied Cryptography
Vigenere Cipher - Decryption (Known Key)
This video shows how to decrypt the ciphertext when the key is known. Decryption (unknown key): http://youtu.be/LaWp_Kq0cKs Encryption: http://youtu.be/izFivfLjD5E
From playlist Cryptography and Coding Theory
Make Flowers Glow In The Dark (with highlighter fluid and UV light)
we show how to make flowers glow in the dark under ultraviolet light using a fluorescent dye. You really only need two things, an ultraviolet lamp and a fluorescent highlighter. Open the highlighter and squeeze a few drops of the fluorescent ink into a cup of water. Now take the flower
From playlist Glow Science
Demonstration of changing the text editor key map using JupyterLab.
From playlist JupyterLab Documentation
Prewhitening with zero-phase component analysis (ZCA)
This is part of an online course on covariance-based dimension-reduction and source-separation methods for multivariate data. The course is appropriate as an intermediate applied linear algebra course, or as a practical tutorial on multivariate neuroscience data analysis. More info here:
From playlist Dimension reduction and source separation
How to remove yellowing from old plastic (retrobright) the BEST method
In this video I will show you how to remove yellowing from old plastic. This process is also called retrobrighting or retr0brighting. You might have old electronic, toys or car parts that have an ugly yellow tint and you which to restore it back to it's former glory. In this video I will s
From playlist Hardware
What Activated Charcoal Actually Does To Your Body | The Human Body
Activated charcoal is having a moment in food, beauty, and supplement industries right now. But how does it work? And is it even good for you? Following is a transcript of the video: Instagram is blowing up with black-looking food and beauty products. Thanks to this stuff. It’s called ac
From playlist Health Science
Dentists Debunk 15 More Teeth Myths | Debunked
Dentists Dr. John Yoo and Dr. Jason Lin debunk 15 more myths about teeth. They explain how cavities can be reversed, if acidic foods will whiten teeth, and how long fillings last. They also talk about what you should do with a knocked-out tooth — as well as how long you have before it's go
From playlist Debunked
How to Do Local Keyword Research for Your Small Business
In this video you’ll learn how to do keyword research for local SEO step-by-step. *************************************** Additional Keyword Research Resources How to Do Local SEO: Complete A-Z Tutorial ► https://www.youtube.com/watch?v=pQSVsHvpTTA Keyword Research Tutorial: From Start
From playlist Local SEO Tutorials for Small Business
Hank talks about a few - maybe crazy, maybe reasonable - geoengineering schemes that some scientists have come up with in order to "fix" climate change, including designer clouds, ocean fertilization, and stratospheric shading with sulfur dioxide. Like SciShow: http://www.facebook.com/sci
From playlist Biology
Can Tooth Whitening Hurt Your Teeth? | Earth Lab
Tooth whitening can improve the look of your pearly not-so-whites, but can they damage your teeth? Subscribe to Earth Lab for more fascinating science videos - http://bit.ly/SubscribeToEarthLab All the best Earth Lab videos http://bit.ly/EarthLabOriginals Best of BBC Earth videos http:
From playlist Earth Lab Originals - Fresh from the BBC Earth Lab
Quadratic Reciprocity using Gauss's Lemma
Gauss's Lemma: https://youtu.be/JhbSYWA0COU Quadratic reciprocity is one of the most important results in elementary number theory when it comes to computing Legendre symbols. To prove it, we use a proof based on Gauss's lemma and Euler's criterion! Quadratic Residues playlist: https://w
From playlist Quadratic Residues
Applied ML 2020 - 13 - Dimensionality reduction
PCA, linear discriminant analysis, manifold learning
From playlist Applied Machine Learning 2020
How Science Is Improving Dental Health | The Truth About Your Teeth | Spark
An estimated 84% of adults have unhealthy teeth or gums, one in 10 of us aren’t even registered with a dentist, and with the highest dental fees in Europe an estimated 200,000 Britons a year resort to DIY home dentistry. This revealing two-part documentary series explores life on the fron
From playlist Spark Top Docs
Cryptography is a complex and confusing subject. In this talk you will learn about the core components of cryptography used in software development: securing data with encryption, ensuring data integrity with hashes and digital signatures, and protecting passwords with key derivation funct
From playlist Blockchain
Cryptography and Network Security by Prof. D. Mukhopadhyay, Department of Computer Science and Engineering, IIT Kharagpur. For more details on NPTEL visit http://nptel.iitm.ac.in
From playlist Computer - Cryptography and Network Security
Photoshop Tutorial - Using FREE TRANSFORM to resize
Scale, skew, and rotate layers with Adobe Photoshop's free transform. Watch the full course to build more Photoshop skills: https://www.linkedin.com/learning/photoshop-2020-essential-training-the-basics?trk=sme-youtube_photoshop2020esstbasics-scaling-skewing-rotating-with-free-transform_le
From playlist Adobe Photoshop