The IBM Swift Sandbox is an interactive website that lets you write Swift code and execute it in a server environment – on top of Linux! Each sandbox runs on IBM Cloud in a Docker container. In addition, both the latest versions of Swift and its standard library are available for you to use. 

Git Tutorial - 1 - How to Download and Install Git
Git Tutorial - 2 - Config Our Username and Email
Git Tutorial - 3 - Creating Our First Repository
Git Tutorial - 4 - Commit
Git Tutorial - 5 - Adding Files and the Commit Log
Git Tutorial - 6 - Git Workflow
Git Tutorial - 7 - How to Edit Files
Git Tutorial - 8 - Viewing the Changes That You Made
Git Tutorial - 9 - Comparing the Staging Area with the Repository
Git Tutorial - 10 - How to Delete Files
Git Tutorial - 11 - How to Move and Rename Files
Git Tutorial - 12 - Working with an Actual Website
Git Tutorial - 13 - How to Commit Directly to the Repository
Git Tutorial - 14 - Checkout this video (Git it?)
Git Tutorial - 15 - Unstage Files
Git Tutorial - 16 - Getting Old Versions from the Repository
Git Tutorial - 17 - GitHub
Git Tutorial - 18 - Pushing to a GitHub Repository
Git Tutorial - 19 - gitignore and GitHub Desktop
Git Tutorial - 20 - Committing Changes to GitHub
Git Tutorial - 21 - Branches
Git Tutorial - 22 - GitHub Watch Star and Fork
Git Tutorial - 23 - GitHub Issues and Labels
Git Tutorial - 24 - GitHub Wiki
Git Tutorial - 25 - GitHub Organizations and Teams 

You can subclass  HandleErrorAttribute  and override its  OnException  member (no need to copy) so that it logs the exception with ELMAH and only if the base implementation handles it.  

Without a doubt, maps are one of the most useful tools for users when included in an app. This tutorial is the first in a series going over Google Maps v2 for Android. It will cover setting up the Google Maps API through the Google Developer Console, including a map fragment in your applications, displaying the user's location, adding markers, drawing on the map, and some general methods that will add utility to your app.
Intermediate  & Advanced

In September 2019, the W3C (World Wide Web Consortium) introduced a new CSS nesting feature that simplifies the way we apply styles to our web pages. In this blog post, we will explore this new feature and how it can enhance the Vanilla CSS experience. 

Today, we’re releasing .NET 5.0 Preview 6. It contains a small set of new features and performance improvements. The .NET 5.0 Preview 4 post covers what we are planning to deliver with .NET 5.0. Most of the features are now in the product, but some are not yet in their final state. We expect that the release will be feature-complete with Preview 8. 

Today, we’re releasing .NET 5.0 Preview 2. It contains a set of smaller features and performance improvements. We’re continuing to work on the bigger features that will define the 5.0 release, some of which are starting to show up as initial designs at dotnet/designs.  

jq is a lightweight and flexible command-line JSON processor.

You can also try it online at jqplay.org

 Spider is a programming language that compiles to JavaScript. It takes the best ideas of Swift, Python, C# and CoffeeScript

LeetCode is the best platform to help you enhance your skills, expand your knowledge and prepare for technical interviews.