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Compression: Crash Course Computer Science #21

Season 1 Episode 21 | 11m 44s

So last episode we talked about some basic file formats, but what we didn’t talk about is compression. Often files are way too large to be easily stored on hard drives or transferred over the Internet - the solution, unsurprisingly, is to make them smaller. Today, we’re going to talk about lossless compression, which will give you the exact same thing when reassembled, as well as lossy compression

Aired: 07/25/17
Extras
In our SERIES FINALE of Crash Course Computer Science we take a look towards the future!
Today, we’re going to discuss some psychological considerations in building computers.
Today we’re going to talk about how computers understand speech and speak themselves.
Today we're going to talk about robots!
Today we’re going to talk about how computer science can support learning.
How do computers make decisions on the data they collect?
Today we’re going to talk about how computers see.
Today we're going to talk about hackers and their strategies for breaking into computer sy
Today we’re going to talk about how to keep information secret, and this isn’t a new goal.
Cybersecurity is a set of techniques to protect data against threats.
Latest Episodes
In our SERIES FINALE of Crash Course Computer Science we take a look towards the future!
Today, we’re going to discuss some psychological considerations in building computers.
Today we’re going to talk about how computers understand speech and speak themselves.
Today we're going to talk about robots!
Today we’re going to talk about how computer science can support learning.
How do computers make decisions on the data they collect?
Today we’re going to talk about how computers see.
Today we're going to talk about hackers and their strategies for breaking into computer sy
Today we’re going to talk about how to keep information secret, and this isn’t a new goal.
Cybersecurity is a set of techniques to protect data against threats.