- Python (OOP Level)
https://www.codecademy.com/catalog/language/python
- Java (OOP Level)
https://www.codecademy.com/catalog/language/java
- C++ (OOP Level)
https://www.codecademy.com/catalog/language/cpp
- JavaScript (OOP Level)
https://www.codecademy.com/catalog/language/javascript
- R
https://www.youtube.com/watch?v=_V8eKsto3Ug
- Data Structures & Algorithms
https://www.tutorialspoint.com/data_structures_algorithms/data_structure_overview.htm
- Databases
https://www.codecademy.com/learn/learn-sql
- Data Science
https://www.youtube.com/watch?v=ua-CiDNNj30
- Computer Vision
https://www.youtube.com/playlist?list=PLf7L7Kg8_FNxHATtLwDceyh72QQL9pvpQ
- Natural Language Processing
https://www.youtube.com/watch?v=FLZvOKSCkxY&list=PLQVvvaa0QuDf2JswnfiGkliBInZnIC4HL
https://www.youtube.com/watch?v=cce8ntxP_XI&list=PLtmWHNX-gukKocXQOkQjuVxglSDYWsSh9
- Software Engineering Practices
https://www.youtube.com/watch?v=U3Ibvu0htNs&t=587s (Java)
https://www.youtube.com/watch?v=Sny9Rta3k_Q (Java)
https://www.youtube.com/watch?v=T60YnN_Zmn8 (Java)
https://www.youtube.com/watch?v=dlRXp4YSuG4 (Python)
https://www.youtube.com/watch?v=wRIUnHO_6KY (Python)
https://www.youtube.com/playlist?list=PL36enNxU148RzQ8zwL8FHgg7ef_-5p3cQ (C++)
- BlockChain
https://www.youtube.com/watch?v=pZSegEXtgAE (Python)
https://www.youtube.com/watch?v=XpMTHeJdyjg (Java)
https://www.youtube.com/watch?v=rNvK9natbcM (JavaScript)
https://www.youtube.com/watch?v=XdKv5uwEk5A (Code Your Own Cryptocurrency on Ethereum)
- Cryptography
https://www.youtube.com/watch?v=cqgtdkURzTE
https://www.youtube.com/watch?v=GxpWCbCB8Wc (Python)
https://www.youtube.com/watch?v=fqjdXMu4ZAQ&list=PL1A2CSdiySGIPxpSlgzsZiWDavYTAx61d&index=11&t=0s (Python)
https://www.youtube.com/watch?v=44ADNK7ggkA (Java)
https://www.youtube.com/watch?v=xv2xltxnnBU&list=PLSM8fkP9ppPq4sCyQPfKXxKAo4R1ejPDN (Java)
- Discrete Mathematics
https://www.youtube.com/watch?v=rdXw7Ps9vxc&list=PLHXZ9OQGMqxersk8fUxiUMSIx0DBqsKZS
- Number Theory
https://www.youtube.com/watch?v=j3Org6CBWuY&list=PLQgVJc0mJmzWtYw3Oj89Tt3fhW19p8TwH
- Calculus (1 - 3)
https://www.youtube.com/watch?v=fYyARMqiaag&list=PLF797E961509B4EB5 (Calculus 1)
https://www.youtube.com/watch?v=H9eCT6f_Ftw&list=PLDesaqWTN6EQ2J4vgsN1HyBeRADEh4Cw- (Calculus 2)
https://www.youtube.com/watch?v=tGVnBAHLApA&list=PLDesaqWTN6ESk16YRmzuJ8f6-rnuy0Ry7 (Calculus 3)
- Linear Algebra
https://www.youtube.com/watch?v=yGJjYWEcQs8&list=PLDDGPdw7e6AjJacaEe9awozSaOou-NIx_
- Differential Equations
https://www.youtube.com/watch?v=xf-3ATzFyKA&list=PLDesaqWTN6ESPaHy2QUKVaXNZuQNxkYQ_
- Topology
https://www.youtube.com/watch?v=PXIcas22MtQ&list=PLLq_gUfXAnkl8bjQh-hGQ9u24xZP9x0dx
- Statistics
https://www.youtube.com/watch?v=9FtHB7V14Fo&list=PL5102DFDC6790F3D0
- Computer Algebra
https://www.youtube.com/watch?v=yZR5QGlX_9M&list=PLai3U8-WIK0H-1b5skIHGapsh223l7Xrt
- Numerical analysis
https://www.youtube.com/watch?v=PZRI1IfStY0&list=PL-xEHa0Tmq2w0vLOjmjFkbTUArmHFzbQV
- Theory Of Computation
https://www.youtube.com/watch?v=GP21wU6R0-o&list=PLslgisHe5tBM8UTCt1f66oMkpmjCblzkt
- Mathematical Optimization
https://www.youtube.com/watch?v=4s3Ks-yNufc&list=PLbMVogVj5nJT8iTaUR8FoWBuJy0vs-Z3C
- Mathematical Logic
https://www.youtube.com/watch?v=qgizzlTVxxs&list=PLRMHiyYaiR3GNGCVQ3R1oe3AZQlF8IQVG
- Information Theory
https://www.youtube.com/watch?v=UrefKMSEuAI&list=PLE125425EC837021F
- Boolean Algebra
https://www.youtube.com/watch?v=NqPhPiSer30&list=PLIY8eNdw5tW-yJHsxApeilNjX2Dkll-Ox
- Tensorflow
https://www.youtube.com/watch?v=6g4O5UOH304 (Python)
https://www.youtube.com/watch?v=EoYfa6mYOG4 (JS)
https://www.youtube.com/watch?v=j3MZ0brQ0QE (Java)
https://www.youtube.com/watch?v=ljuf1mYqAIE (Java)
- numpy
https://www.youtube.com/watch?v=QUT1VHiLmmI (Python)
- CAFFE (Convolutional Architecture for Fast Feature Embedding)
https://www.youtube.com/watch?v=rvMVqPsXL10 (Python)
- TORCH (for python PyTorch)
https://www.youtube.com/watch?v=CNuI8OWsppg (Python)
- Apache Spark
https://www.youtube.com/watch?v=IQfG0faDrzE (Python)
https://www.youtube.com/watch?v=VoxK7kP4crc (Java)
- Scikit-Learn
https://www.youtube.com/watch?v=0Lt9w-BxKFQ (Python)
- Apache Mahout
https://www.youtube.com/watch?v=QfXx4-9rb7U&list=PL9Qxtm4Nihk5-Cc6EgbJ3gqThoA6oS0nV (Java)
- Apache Singa
https://www.youtube.com/watch?v=ZN8dJHgSi84 (Python)
- Keras
https://www.youtube.com/watch?v=RznKVRTFkBY&list=PLZbbT5o_s2xrwRnXk_yCPtnqqo4_u2YGL (Python)
- MXNet
https://www.youtube.com/watch?v=of-Q92cD850 (R)
- Glun
https://www.youtube.com/watch?v=r4-Ynxw0X5w&list=PLkEvNnRk8uVmVKRDgznk3o3LxmjFRaW7s
- Chainer
https://www.youtube.com/watch?v=5xDhNpPyBv4 (Python)
- DL4J