Update edx links to follow redirects (#1342)

* Update Edx links to How to Code on SPD coursepage

* Update Edx links in the main curriculum

Author: luccaflower

README.md

@@ -249,7 +249,7 @@ Courses | Duration | Effort | Prerequisites | Discussion
 
 Courses | Duration | Effort | Prerequisites | Discussion
 :-- | :--: | :--: | :--: | :--:
-[Cybersecurity Fundamentals](https://www.edx.org/course/cybersecurity-fundamentals) | 8 weeks | 10-12 hours/week | - | [chat](https://discord.gg/XdY3AwTFK4)
+[Cybersecurity Fundamentals](https://www.edx.org/learn/cybersecurity/rochester-institute-of-technology-cybersecurity-fundamentals) | 8 weeks | 10-12 hours/week | - | [chat](https://discord.gg/XdY3AwTFK4)
 [Principles of Secure Coding](https://www.coursera.org/learn/secure-coding-principles)| 4 weeks | 4 hours/week | - | [chat](https://discord.gg/5gMdeSK)
 [Identifying Security Vulnerabilities](https://www.coursera.org/learn/identifying-security-vulnerabilities) | 4 weeks | 4 hours/week | - | [chat](https://discord.gg/V78MjUS)
 
@@ -279,11 +279,11 @@ Courses | Duration | Effort | Prerequisites | Discussion
 
 Courses | Duration | Effort | Prerequisites | Discussion
 :-- | :--: | :--: | :--: | :--:
-[Databases: Modeling and Theory](https://www.edx.org/course/modeling-and-theory)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/pMFqNf4)
-[Databases: Relational Databases and SQL](https://www.edx.org/course/databases-5-sql)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/P8SPPyF)
-[Databases: Semistructured Data](https://www.edx.org/course/semistructured-data)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/duCJ3GN)
+[Databases: Modeling and Theory](https://www.edx.org/learn/databases/stanford-university-databases-modeling-and-theory)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/pMFqNf4)
+[Databases: Relational Databases and SQL](https://www.edx.org/learn/relational-databases/stanford-university-databases-relational-databases-and-sql)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/P8SPPyF)
+[Databases: Semistructured Data](https://www.edx.org/learn/relational-databases/stanford-university-databases-semistructured-data)| 2 weeks | 10 hours/week | core programming | [chat](https://discord.gg/duCJ3GN)
 [Machine Learning](https://www.coursera.org/specializations/machine-learning-introduction)| 11 weeks | 9 hours/week | Basic coding | [chat](https://discord.gg/NcXHDjy)
-[Computer Graphics](https://www.edx.org/course/computer-graphics-2) ([alternative](https://cseweb.ucsd.edu/~viscomp/classes/cse167/wi22/schedule.html))| 6 weeks | 12 hours/week | C++ or Java, [Basic Linear Algebra](https://ossu.dev/precollege-math/coursepages/precalculus) | [chat](https://discord.gg/68WqMNV)
+[Computer Graphics](https://www.edx.org/learn/computer-graphics/the-university-of-california-san-diego-computer-graphics) ([alternative](https://cseweb.ucsd.edu/~viscomp/classes/cse167/wi22/schedule.html))| 6 weeks | 12 hours/week | C++ or Java, [Basic Linear Algebra](https://ossu.dev/precollege-math/coursepages/precalculus) | [chat](https://discord.gg/68WqMNV)
 [Software Engineering: Introduction](https://www.edx.org/learn/software-engineering/university-of-british-columbia-software-engineering-introduction) ([alternative](https://github.com/ubccpsc/310/blob/main/resources/README.md)) | 6 weeks | 8-10 hours/week | Core Programming, and a [sizable project](FAQ.md#why-require-experience-with-a-sizable-project-before-the-Software-Engineering-courses) | [chat](https://discord.gg/5Qtcwtz)
 
 ### Core ethics
@@ -322,7 +322,7 @@ But students should take *every* course that is relevant to the field they inten
 Courses | Duration | Effort | Prerequisites
 :-- | :--: | :--: | :--:
 [Parallel Programming](https://www.coursera.org/learn/scala-parallel-programming)| 4 weeks | 6-8 hours/week | Scala programming
-[Compilers](https://www.edx.org/course/compilers) | 9 weeks | 6-8 hours/week | none
+[Compilers](https://www.edx.org/learn/computer-science/stanford-university-compilers) | 9 weeks | 6-8 hours/week | none
 [Introduction to Haskell](https://www.seas.upenn.edu/~cis194/fall16/)| 14 weeks | - | -
 [Learn Prolog Now!](https://www.let.rug.nl/bos/lpn//lpnpage.php?pageid=online) ([alternative](https://github.com/ossu/computer-science/files/6085884/lpn.pdf))*| 12 weeks | - | -
 [Software Debugging](https://www.youtube.com/playlist?list=PLAwxTw4SYaPkxK63TiT88oEe-AIBhr96A)| 8 weeks | 6 hours/week | Python, object-oriented programming
@@ -375,19 +375,19 @@ Courses | Duration | Effort | Prerequisites | Notes
 Courses | Duration | Effort | Prerequisites
 :-- | :--: | :--: | :--:
 [Theory of Computation](https://ocw.mit.edu/courses/18-404j-theory-of-computation-fall-2020/) ([alternative](https://www.youtube.com/playlist?list=PLEE7DF8F5E0203A56)) | 13 weeks | 10 hours/week | [Mathematics for Computer Science](https://openlearninglibrary.mit.edu/courses/course-v1:OCW+6.042J+2T2019/about), logic, algorithms
-[Computational Geometry](https://www.edx.org/course/computational-geometry) | 16 weeks | 8 hours/week | algorithms, C++
+[Computational Geometry](https://www.edx.org/learn/geometry/tsinghua-university-ji-suan-ji-he-computational-geometry) | 16 weeks | 8 hours/week | algorithms, C++
 [Game Theory](https://www.coursera.org/learn/game-theory-1) | 8 weeks | 3 hours/week | mathematical thinking, probability, calculus
 
 ### Advanced Information Security
 
 Courses | Duration | Effort | Prerequisites
 :-- | :--: | :--: | :--:
-[Web Security Fundamentals](https://www.edx.org/course/web-security-fundamentals) | 5 weeks | 4-6 hours/week | understanding basic web technologies
+[Web Security Fundamentals](https://www.edx.org/learn/computer-security/ku-leuven-web-security-fundamentals) | 5 weeks | 4-6 hours/week | understanding basic web technologies
 [Security Governance & Compliance](https://www.coursera.org/learn/security-governance-compliance) | 3 weeks | 3 hours/week | -
 [Digital Forensics Concepts](https://www.coursera.org/learn/digital-forensics-concepts) | 3 weeks | 2-3 hours/week | Core Security
-[Secure Software Development: Requirements, Design, and Reuse](https://www.edx.org/course/secure-software-development-requirements-design-and-reuse) | 7 weeks | 1-2 hours/week | Core Programming and Core Security
-[Secure Software Development: Implementation](https://www.edx.org/course/secure-software-development-implementation) | 7 weeks | 1-2 hours/week | Secure Software Development: Requirements, Design, and Reuse
-[Secure Software Development: Verification and More Specialized Topics](https://www.edx.org/course/secure-software-development-verification-and-more-specialized-topics) | 7 weeks | 1-2 hours/week | Secure Software Development: Implementation
+[Secure Software Development: Requirements, Design, and Reuse](https://www.edx.org/learn/software-development/the-linux-foundation-secure-software-development-requirements-design-and-reuse) | 7 weeks | 1-2 hours/week | Core Programming and Core Security
+[Secure Software Development: Implementation](https://www.edx.org/learn/software-development/the-linux-foundation-secure-software-development-implementation) | 7 weeks | 1-2 hours/week | Secure Software Development: Requirements, Design, and Reuse
+[Secure Software Development: Verification and More Specialized Topics](https://www.edx.org/learn/software-engineering/the-linux-foundation-secure-software-development-verification-and-more-specialized-topics) | 7 weeks | 1-2 hours/week | Secure Software Development: Implementation
 
 ### Advanced math
 

coursepages/spd/README.md

@@ -8,8 +8,8 @@ This course has been developed by UBC and is available from Edx. We recommend yo
 
 Alternative Links:
 
-- <https://www.edx.org/course/how-to-code-simple-data> (Up to Week 6A)
-- <https://www.edx.org/course/how-to-code-complex-data> (Week 6B onwards)
+- <https://www.edx.org/learn/coding/university-of-british-columbia-how-to-code-simple-data> (Up to Week 6A)
+- <https://www.edx.org/learn/coding/university-of-british-columbia-how-to-code-complex-data> (Week 6B onwards)
 
 ## Instructions