Computerphile

Every spectator is a potential camera operator, that's the basis of this research into crowd-sourced event coverage. Dr Martin Flintham explains the idea.

Free Software: Coming Soon, Subscribe for Updates!
Routers, The Internet & YouTube Offline: http://youtu.be/AkxqkoxErRk
Rabbits, Faces & Hyperspaces: http://youtu.be/q6iqI2GIllI
EXTRA BITS: http://youtu.be/43xNdYH-Y3s
http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices

At the heart of Bzip2 is the Burrows Wheeler Transform. Dr Steve Bagley (and a live studio audience) explains how & why it works.

#compression #ComputerScience

https://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com

Learn more about your ad choices. Visit megaphone.fm/adchoices

Routers carry the traffic of the internet, we talk to Dr Richard Mortier about how they work and what happened to YouTube when a government censorship exercise went wrong.

IP Addresses: http://youtu.be/L6bDA5FK6gs
Floating Point Numbers: http://youtu.be/PZRI1IfStY0
The VR Cave: http://youtu.be/STMcWUtQr1Y
Busy Beaver Turing Machines: http://youtu.be/CE8UhcyJS0I

nb: the prefixes that Dr Mortier did in his head should actually have been 128.243.128/24 and 128.243.0/24


http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices

Extra Bits of Brady's interview with Dr Steve Bagley about e-reader text layout problems

The Kindle Text Problem: http://youtu.be/kzdugwr4Fgk


http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices

Share part of a secret without knowing which part? Dr Tim Muller explains how Oblivious Transfer works.

https://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at https://www.bradyharanblog.com

Thank you to Jane Street for their support of this channel. Learn more: https://www.janestreet.com

Learn more about your ad choices. Visit megaphone.fm/adchoices

Why is it that PDFs look great and yet e-books can look ropey? - Dr Steve Bagley turns Brady into a computer to find out.

EXTRA BITS: http://youtu.be/CdbvgRqyC-0
Floating Point Numbers: http://youtu.be/PZRI1IfStY0
EXTRA BITS - More on Printing and Typesetting History: https://www.youtube.com/watch?v=HdModNEK_1U
Shellshock Code & the Bash Bug: http://www.youtube.com/watch?v=MyldPMn95kk

nb: the percentage in an e-reader tends to refer to how much book you have left to go, not the state of the battery charge! -Sean

http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices

Back to basics as Dr Mike Pound explains a simple but incredibly useful algorithm, binary search.

#algorithm #ComputerScience

https://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at https://www.bradyharanblog.com

Thank you to Jane Street for their support of this channel. Learn more: https://www.janestreet.com

Learn more about your ad choices. Visit megaphone.fm/adchoices

Taking a solemn oath to promise never to write a program that analyses other programs? - That's how Professor Brailsford felt when he first understood undecidability.

Latest in our series on the History of Undecidability

Undecidability Tangent (History of Undecidability Part 1): http://youtu.be/nsZsd5qtbo4
Barber & Russell Paradoxes (History of Undecidability Part 2): http://youtu.be/FK3kifY-geM
Turing & the Halting Problem: http://youtu.be/macM_MtS_w4
Busy Beaver Turing Machines: http://youtu.be/CE8UhcyJS0I

Shellshock, The Bashdoor Bug: http://youtu.be/MyldPMn95kk

History of Undecidability (Playlist): http://www.youtube.com/playlist?list=PLzH6n4zXuckpIQPv8hiHpJkSyv0fmXEYr

http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices

Programs aren't capable of generating true random numbers, so how can we? Are they even useful? Dr Valerio Giuffrida demonstrates how to get a true random number from most computers.

https://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: https://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. More at https://www.bradyharanblog.com

Thank you to Jane Street for their support of this channel. Learn more: https://www.janestreet.com

Learn more about your ad choices. Visit megaphone.fm/adchoices

Audible free book: http://www.audible.com/computerphile
Shellshock is potentially a bigger problem than Heartbleed, as Dr Steve Bagley explains.

Heartbleed, Running the Code: http://youtu.be/1dOCHwf8zVQ
Public Key Cryptography: http://youtu.be/GSIDS_lvRv4
Turing & the Halting Problem: http://youtu.be/macM_MtS_w4
Shellshock EXTRA BITS: http://youtu.be/YztlIZNsumw

http://www.facebook.com/computerphile
https://twitter.com/computer_phile

This video was filmed and edited by Sean Riley.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels

Learn more about your ad choices. Visit megaphone.fm/adchoices