removes dead links from ergonomics, open-workspaces, pair-programming

onboarding/ergonomics.md

@@ -81,9 +81,3 @@ Set 3 alarms or reminders for yourself for the remainder of the workday. When th
 
 - [7 Ways to Be A Healthier Programmer](https://successfulsoftware.net/2008/10/26/7-ways-to-be-a-healthier-programmer/)
 - [Why Sitting is Killing You](https://www.lifehack.org/articles/lifestyle/why-sitting-is-killing-you.html)
-
-### Check for Understanding
-
-Explore the exercises in the [10 Exercises for Software Engineers](https://www.linkedin.com/pulse/10-must-do-exercises-ergonomics-software-developers-designers-wang/) article. Also, determine your optimal chair height and your optimal screen height based on the guidelines given in the slides.
-
-How did you feel doing the ergonomics exercises and figuring out your optimal workstation setup? Did anything surprise you? Do you think you'll be able to incorporate ergonomic practices into your time spent at the computer? What are the Top 5 things you want to remember from this lesson?

onboarding/living-in-open-workspaces.md

@@ -1,20 +1,9 @@
 ## Living in Open Workspaces
 
-Total time: 35 minutes
-
-- 20 minutes for the Lesson
-- 10 minutes for Common Mistakes
-- 5 minutes for Check for Understanding
-
 ## Prerequisites
 
 - [Managing Workplace Conflict](https://github.com/Techtonica/curriculum/blob/main/career/conflict-resolution.md)
 
-## Motivation
-
-In a [recent study](https://www.business2community.com/human-resources/how-to-design-a-workspace-that-boosts-employee-motivation-02222288), research company IPSOS, discovered that a workspace focused on employee happiness is a powerful driver for productivity.
-Thus,a positive workspace is governed by certain rules and regulations to be followed.
-
 ## Objectives
 
 Participants will be able to:
@@ -25,18 +14,11 @@ Participants will be able to:
 ## Materials
 
 - [Open office etiquette and ground rules](https://www.coworkingresources.org/blog/open-office-etiquette-and-ground-rules)
-- [Workplace Etiquette article](https://www.northeastern.edu/graduate/blog/workplace-etiquette/)
 
 ## Lesson
 
 - Read [Open office etiquette and ground rules](https://www.coworkingresources.org/blog/open-office-etiquette-and-ground-rules) (10 min) - It lists the regulations which can be followed to set up a positive workspace.
 
-- Read the first section called 'The Dos' of this [Workplace Etiquette article](https://www.northeastern.edu/graduate/blog/workplace-etiquette/) (10 min).
-
-## Common Mistakes & Misconceptions
-
-Read the next section of [the same article](https://www.northeastern.edu/graduate/blog/workplace-etiquette/) ('The Don'ts') to know more about the mistakes to be avoided at a workspace.
-
 ## Check for Understanding
 
 Note your reflections about this lesson. Spend 5 minutes discussing with a small group:
@@ -47,4 +29,3 @@ Note your reflections about this lesson. Spend 5 minutes discussing with a small
 ## Supplemental Materials
 
 - [Handling workspace](https://www.coworkingresources.org/blog-categories/resources-tag?page=1)- Blogs related to common workspace problems and their solutions
-- [Designing Workspace](https://www.business2community.com/human-resources/how-to-design-a-workspace-that-boosts-employee-motivation-02222288)- How to design a workspace that boosts employee motivation

onboarding/pair-programming.md

@@ -17,7 +17,8 @@
 Pair programming is a very common way to write code and to solve software engineering problems. Pair programming generally produces higher-quality code, meaning fewer bugs and better readability.
 
 > "If you don’t like pairing, don’t pair. But be prepared for the folks who have developed the pairing skill to fly past you."
-> [- "Uncle" Bob Martin](https://twitter.com/unclebobmartin/status/1208576162126917638?s=19)
+>
+> - "Uncle" Bob Martin
 
 **Which companies use pair programming?**