Python NumPy Tutorial for Beginners

Pubblicato il: 07 agosto 2019
sul canale di: freeCodeCamp.org

2,111,218

49k

Learn the basics of the NumPy library in this tutorial for beginners. It provides background information on how NumPy works and how it compares to Python's Built-in lists. This video goes through how to write code with NumPy. It starts with the basics of creating arrays and then gets into more advanced stuff. The video covers creating arrays, indexing, math, statistics, reshaping, and more.

💻 Code: https://github.com/KeithGalli/NumPy

🎥 Tutorial from Keith Galli. Check out his YouTube channel: / @keithgalli

❤️ Try interactive Python courses we love, right in your browser: https://scrimba.com/freeCodeCamp-Python (Made possible by a grant from our friends at Scrimba)

⭐️ Course Contents ⭐️
⌨️ (01:15) What is NumPy
⌨️ (01:35) NumPy vs Lists (speed, functionality)
⌨️ (09:17) Applications of NumPy
⌨️ (11:08) The Basics (creating arrays, shape, size, data type)
⌨️ (16:08) Accessing/Changing Specific Elements, Rows, Columns, etc (slicing)
⌨️ (23:14) Initializing Different Arrays (1s, 0s, full, random, etc...)
⌨️ (31:34) Problem #1 (How do you initialize this array?)
⌨️ (33:42) Be careful when copying variables!
⌨️ (35:45) Basic Mathematics (arithmetic, trigonometry, etc.)
⌨️ (38:20) Linear Algebra
⌨️ (42:19) Statistics
⌨️ (43:57) Reorganizing Arrays (reshape, vstack, hstack)
⌨️ (47:29) Load data in from a file
⌨️ (50:20) Advanced Indexing and Boolean Masking
⌨️ (55:59) Problem #2 (How do you index these values?)

⭐️ Links with more info ⭐️
🔗 NumPy vs Lists: / channel
🔗 Indexing: https://docs.scipy.org/doc/numpy-1.13...
🔗 Array Creation Routines: https://docs.scipy.org/doc/numpy/refe...
🔗 Math Routines Docs: https://docs.scipy.org/doc/numpy/refe...
🔗 Linear Algebra Docs: https://docs.scipy.org/doc/numpy/refe...

--

Learn to code for free and get a developer job: https://www.freecodecamp.org

Read hundreds of articles on programming: https://www.freecodecamp.org/news

In questa pagina del sito puoi guardare il video online Python NumPy Tutorial for Beginners della durata di ore minuti seconda in buona qualità , che l'utente ha caricato freeCodeCamp.org 07 agosto 2019, condividi il link con amici e conoscenti, su youtube questo video è già stato visto 2,111,218 volte e gli è piaciuto 49 mille spettatori. Buona visione!

57,552

3.2K