Merge 629e03350c into 0647f1571a

* Add AI Safety for Fleshy Humans

Add AI Safety for Fleshy Humans, by Nicky Case and Hack Club.

* Update free-programming-books-subjects.md

.github/workflows/check-urls.yml

@@ -42,7 +42,7 @@ jobs:
           fetch-depth: ${{ steps.set-params.outputs.fetch-depth }}
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v45.0.3
+        uses: tj-actions/changed-files@v45.0.4
         with:
           separator: " "
           json: true

books/free-programming-books-subjects.md

@@ -136,6 +136,7 @@ Books that cover a specific programming language can be found in the [BY PROGRAM
 
 ### Artificial Intelligence
 
+* [AI Safety for Fleshy Humans](https://aisafety.dance) - Nicky Case and Hack Club *(:construction: in process)* (CC BY-NC)
 * [Artificial Intelligence, 3rd Edition (1993)](https://courses.csail.mit.edu/6.034f/ai3/rest.pdf) - Patrick Henry Winston (PDF)
 * [Artificial Intelligence and the Future for Teaching and Learning](https://www2.ed.gov/documents/ai-report/ai-report.pdf) - Office of Educational Technology (PDF)
 * [Artificial Intelligence for a Better Future: An Ecosystem Perspective on the Ethics of AI and Emerging Digital Technologies](https://link.springer.com/book/10.1007/978-3-030-69978-9) - Bernd Carsten Stahl (PDF, EPUB)

courses/free-courses-en.md

@@ -591,10 +591,12 @@
 #### SQL
 
 * [CS50’s Introduction to Databases with SQL](https://cs50.harvard.edu/sql/2023/) - Carter Zenke, David J. Malan (Harvard OpenCourseWare and edX)
+* [Databases with SQL and Python](https://hyperskill.org/courses/30-databases-with-sql-and-python) - Hyperskill *(registration required)*
 * [Getting Started with SQL for Application Developers](https://university.cockroachlabs.com/courses/course-v1:crl+getting-started-with-sql-for-app-devs+self-paced/about) - Wade Waldron (Cockroach Labs Inc.) *(email address required)*
 * [Introduction to Database Queries](https://www.edx.org/course/introduction-to-database-queries) - Aspen Olmsted (edX New York University)
 * [Introduction to Databases and SQL Querying](https://www.udemy.com/course/introduction-to-databases-and-sql-querying/) - Rakesh Gopalakrishnan (Udemy)
 * [Introduction to Distributed SQL and CockroachDB](https://university.cockroachlabs.com/courses/course-v1:crl+intro-to-distributed-sql-and-cockroachdb+self-paced/about) - Lauren Hirata Singh and Will Cross (Cockroach Labs Inc.) *(email address required)*
+* [Introduction to SQL](https://hyperskill.org/courses/31-introduction-to-sql) - Hyperskill *(registration required)*
 * [Learn SQL](https://popsql.com/learn-sql) - PopSQL
 * [Learn SQL](https://www.sololearn.com/learning/1060) - *registration required*
 * [Learn SQL: SQL Tutorial for Beginners](https://www.programiz.com/sql) - Programiz