Where did the AutoCAD File Dialog User Interface Go – How to Return it back to normal after using AcCoreConsole? (AutoCAD)

How to load a lisp file into AcCoreConsole (AutoCAD Customization)
A commenter had some trouble loading the files. So perhaps the AcCoreConsole is confusing people. So here is a post which will hopefully clarify how to do it.
How to Get Parallel Grid Line Points (Tekla Open API)
Returning Inside Using Statements (AutoCAD .Net API)

An Example of the Adapter Pattern (Design Patterns)

Dimensioning Groups of Bolts – Tekla Open API (Code snippets attached)
Copying From Object To Object (Tekla Open API - Tutorial)
Password Validator – Code Review (OOP)
Code Review – Refactor Meeting Scheduler (OOP)
This is another refactoring problem I answered on CodeReview.