misc: change referral URL

contents/algorithms.md

@@ -6,7 +6,7 @@ sidebar_label: Algorithms coding
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/front-end-interview-guidebook/algorithms?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/front-end-interview-guidebook/algorithms?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
@@ -22,7 +22,7 @@ The [Tech Interview Handbook](https://www.techinterviewhandbook.org/algorithms/s
 
 ### GreatFrontEnd
 
-[GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun) provides **free** questions for you to practice implementing [Data Structures and Algorithms](https://www.greatfrontend.com/questions/js/coding/data-structures-algorithms?fpr=yangshun) in JavaScript. You can practice implementing common data structures (e.g. [Stacks](https://www.greatfrontend.com/questions/javascript/stack?fpr=yangshun), [Queues](https://www.greatfrontend.com/questions/javascript/queue?fpr=yangshun)) and algorithms (e.g. [Binary Search](https://www.greatfrontend.com/questions/javascript/binary-search?fpr=yangshun), [Merge Sort](https://www.greatfrontend.com/questions/javascript/merge-sort?fpr=yangshun)). [**Check it out →**](https://www.greatfrontend.com/questions/js/coding/data-structures-algorithms?fpr=yangshun)
+[GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) provides **free** questions for you to practice implementing [Data Structures and Algorithms](https://www.greatfrontend.com/questions/js/coding/data-structures-algorithms?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) in JavaScript. You can practice implementing common data structures (e.g. [Stacks](https://www.greatfrontend.com/questions/javascript/stack?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook), [Queues](https://www.greatfrontend.com/questions/javascript/queue?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)) and algorithms (e.g. [Binary Search](https://www.greatfrontend.com/questions/javascript/binary-search?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook), [Merge Sort](https://www.greatfrontend.com/questions/javascript/merge-sort?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)). [**Check it out →**](https://www.greatfrontend.com/questions/js/coding/data-structures-algorithms?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)
 
 ## Algorithm courses
 

contents/behavioral.md

@@ -4,7 +4,7 @@ title: Behavorial interview
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/behavioral-interview-guidebook?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/behavioral-interview-guidebook?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
@@ -22,7 +22,7 @@ Behavioral interview rounds focus on a candidate's soft skills - how they work w
 
 _Source: [Preparing for your Onsite Interview at Facebook](https://www.facebook.com/careers/swe-prep-onsite)_
 
-Do check out [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun) for its free [Behavioral Interview Guidebook](https://www.greatfrontend.com/behavioral-interview-guidebook?fpr=yangshun) to learn how to approach behavioral interviews as a front end engineer. Find out about evaluation criteria at big tech, efficient strategies to prepare, and top behavioral interview questions.
+Do check out [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) for its free [Behavioral Interview Guidebook](https://www.greatfrontend.com/behavioral-interview-guidebook?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) to learn how to approach behavioral interviews as a front end engineer. Find out about evaluation criteria at big tech, efficient strategies to prepare, and top behavioral interview questions.
 
 ## Courses
 

contents/build-front-end-user-interfaces.md

@@ -6,7 +6,7 @@ sidebar_label: User interface coding
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/front-end-interview-guidebook/user-interface?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/front-end-interview-guidebook/user-interface?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
@@ -22,26 +22,27 @@ Companies that ask such questions usually ask candidates to code in one of these
 ## Examples
 
 - Components
-  - Tabs — [Practice](https://www.greatfrontend.com/questions/user-interface/tabs?fpr=yangshun) (Paid)
-  - Accordion — [Practice](https://www.greatfrontend.com/questions/user-interface/accordion?fpr=yangshun) (Paid)
+  - Tabs — [Practice](https://www.greatfrontend.com/questions/user-interface/tabs?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
+  - Accordion — [Practice](https://www.greatfrontend.com/questions/user-interface/accordion?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
   - Photo Gallery
   - Other possible components - [Refer to Bootstrap's list](https://getbootstrap.com/docs/5.3/components/)
 - Apps
-  - Todo list — [Practice](https://www.greatfrontend.com/questions/user-interface/todo-list?fpr=yangshun) (Free)
+  - Todo list — [Practice](https://www.greatfrontend.com/questions/user-interface/todo-list?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
   - Sortable Data Table (with extensions for filtering)
   - Kanban Board
 - Games
-  - Tic-tac-toe — [Practice](https://www.greatfrontend.com/questions/user-interface/tic-tac-toe?fpr=yangshun) (Paid)
-  - Whack-a-mole — [Practice](https://www.greatfrontend.com/questions/user-interface/whack-a-mole?fpr=yangshun) (Paid)
-  - Wordle — [Practice](https://www.greatfrontend.com/questions/user-interface/wordle?fpr=yangshun) (Paid)
+  - Tic-tac-toe — [Practice](https://www.greatfrontend.com/questions/user-interface/tic-tac-toe?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
+  - Whack-a-mole — [Practice](https://www.greatfrontend.com/questions/user-interface/whack-a-mole?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
+  - Wordle — [Practice](https://www.greatfrontend.com/questions/user-interface/wordle?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
   - Tetris (advanced)
   - Snake (advanced)
 
 ## Where to practice
-- Each of these questions and over 200+ more can be found on [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun). 
-  - Each question comes with official solutions in popular frameworks such as React, Angular, Svelte and Vue. 
-  - With live previews, you can practice online directly, simulating a real interview environment with no set-up required. 
-- [Start practicing immediately](https://www.greatfrontend.com/questions?fpr=yangshun)
+
+- Each of these questions and over 200+ more can be found on [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
+  - Each question comes with official solutions in popular frameworks such as React, Angular, Svelte and Vue.
+  - With live previews, you can practice online directly, simulating a real interview environment with no set-up required.
+- [Start practicing immediately](https://www.greatfrontend.com/questions?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)
 
 ## Considerations
 

contents/companies/airbnb-front-end-interview-questions.md

@@ -5,7 +5,7 @@ sidebar_label: Airbnb interview questions
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
@@ -17,9 +17,9 @@ Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfro
 ## User interface coding
 
 - Given an input and an endpoint which returns a JSON list, as a result, extend it to autocomplete on change, handle key navigation through the results.
-  - [Read answer](https://www.greatfrontend.com/questions/system-design/autocomplete?fpr=yangshun) (Free)
+  - [Read answer](https://www.greatfrontend.com/questions/system-design/autocomplete?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 - Given a star widget embedded in a form write the code to select the stars and submit the correct value through a normal form action. Make reusable for multiple star widgets.
-  - [Practice question](https://www.greatfrontend.com/questions/user-interface/star-rating?fpr=yangshun) (Free)
+  - [Practice question](https://www.greatfrontend.com/questions/user-interface/star-rating?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 
 _Source: [Glassdoor Airbnb Front End Engineer Interview Questions](https://www.glassdoor.sg/Interview/Airbnb-Front-End-Engineer-Interview-Questions-EI_IE391850.0,6_KO7,25.htm)_
 

contents/companies/amazon-front-end-interview-questions.md

@@ -5,49 +5,49 @@ sidebar_label: Amazon interview questions
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
 Amazon is known to focus a lot on behavioral questions and their Leadership Principles. Hence be well-prepared in the non-technical aspects too.
 
 Refer to Amazon's official interview preparation guides for:
 
-- [Front End Engineers](/companies/amazon.pdf)
+- [Front End Engineers](/guides/amazon-front-end-guide.pdf)
 - [Software Development Engineer](https://amazonsdeinterviewprep.splashthat.com/)
 
 ## Trivia
 
 - What is the CSS box model?
-  - [Read answer](https://www.greatfrontend.com/questions/quiz/explain-your-understanding-of-the-box-model-and-how-you-would-tell-the-browser-in-css-to-render-your-layout-in-different-box-models?fpr=yangshun) (Free)
+  - [Read answer](https://www.greatfrontend.com/questions/quiz/explain-your-understanding-of-the-box-model-and-how-you-would-tell-the-browser-in-css-to-render-your-layout-in-different-box-models?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 - What is a JavaScript closure?
-  - [Read answer](https://www.greatfrontend.com/questions/quiz/what-is-a-closure-and-how-why-would-you-use-one?fpr=yangshun) (Free)
+  - [Read answer](https://www.greatfrontend.com/questions/quiz/what-is-a-closure-and-how-why-would-you-use-one?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 - What happens when you type URL into a browser and hit enter?
 
 ## JavaScript
 
 - Implement `Array.prototype` functions like `map`, `reduce`, `filter`, `sort`.
-  - [Practice questions](https://www.greatfrontend.com/questions/js/coding/utilities?fpr=yangshun)
+  - [Practice questions](https://www.greatfrontend.com/questions/js/coding/utilities?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)
 - Given an object and a filter function, write a function that recursively filters the object, returning only values which return `true` when called with the filter function (like `Array.prototype.filter` but for objects).
 - Implement a function `getElementsByStyle(property, value)` that returns all elements in the DOM that match that style.
   - E.g. `getElementsByStyle("color", "#fff")` will return all elements in the DOM with white text.
-  - [Practice question](https://www.greatfrontend.com/questions/javascript/get-elements-by-class-name?fpr=yangshun) (Paid)
+  - [Practice question](https://www.greatfrontend.com/questions/javascript/get-elements-by-class-name?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
 - Promisify a function.
 
 ## User interface coding
 
 - Implement a data table from an array of objects using HTML/CSS and JavaScript with searching and sorting.
-  - [Practice question](https://www.greatfrontend.com/questions/javascript/data-selection?fpr=yangshun) (Paid)
+  - [Practice question](https://www.greatfrontend.com/questions/javascript/data-selection?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
 - Implement Material UI Chips with auto-suggest. When sending an e-mail, auto-suggest people and convert them into a chip with their avatar on the right
 - Implement a Like button. [Source](https://leetcode.com/discuss/interview-question/1719943/Amazon-or-Phone-Screen-or-FEE-L5-or-Like-Button)
-  - [Practice question](https://www.greatfrontend.com/questions/user-interface/like-button?fpr=yangshun) (Paid)
+  - [Practice question](https://www.greatfrontend.com/questions/user-interface/like-button?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
 - Code a paginated widget of addresses. Imagine you are a seller with a list of address you ship to an need to view them 5 address per page, with the possibility to go previous and next. [Source](<https://leetcode.com/discuss/interview-question/1984996/Amazon-Virtual-Onsite-April-2022-FrontEnd-Engineer-II-(L5)Vancouver-Offer>)
 - Implement a search bar using HTML, CSS and JavaScript.
-  - [Read answer](https://www.greatfrontend.com/questions/system-design/autocomplete?fpr=yangshun) (Free)
+  - [Read answer](https://www.greatfrontend.com/questions/system-design/autocomplete?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 - Implement a star rating widget.
-  - [Practice question](https://www.greatfrontend.com/questions/user-interface/star-rating?fpr=yangshun) (Free)
+  - [Practice question](https://www.greatfrontend.com/questions/user-interface/star-rating?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Free)
 - Implement tic-tac-toe.
-  - [Practice question](https://www.greatfrontend.com/questions/user-interface/tic-tac-toe?fpr=yangshun) (Paid)
+  - [Practice question](https://www.greatfrontend.com/questions/user-interface/tic-tac-toe?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
 - Recreate an adaptive layout with flexbox. Ensure accessibility.
 - Implement a chess board with movable pieces.
 - How do you render text on a banner image?
@@ -57,7 +57,7 @@ Refer to Amazon's official interview preparation guides for:
 
 - Design a restaurant listing application where user can make orders and customize their orders by adding additional stuffs like toppings, salads etc. [Source](<https://leetcode.com/discuss/interview-question/1984996/Amazon-Virtual-Onsite-April-2022-FrontEnd-Engineer-II-(L5)Vancouver-Offer>)
 - Design an accordion component.
-  - [Practice question](https://www.greatfrontend.com/questions/user-interface/accordion?fpr=yangshun) (Paid)
+  - [Practice question](https://www.greatfrontend.com/questions/user-interface/accordion?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook) (Paid)
 
 ## Algorithm
 

contents/companies/apple-front-end-interview-questions.md

@@ -5,7 +5,7 @@ sidebar_label: Apple interview questions
 
 :::info We are now part of GreatFrontEnd!
 
-Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?fpr=yangshun)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?fpr=yangshun).
+Front End Interview Handbook is now part of [GreatFrontEnd](https://www.greatfrontend.com?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)! We are working to migrate the content over and you may find the latest version of this page on [GreatFrontEnd](https://www.greatfrontend.com/prepare?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook).
 
 :::
 
@@ -14,7 +14,7 @@ Not much is known about Apple's front end interview process.
 ## JavaScript
 
 - Implement `Array.prototype` methods (`flat`, `map`, `reduce`, `concat`) by yourself using JavaScript.
-  - [Practice questions](https://www.greatfrontend.com/questions/coding?fpr=yangshun)
+  - [Practice questions](https://www.greatfrontend.com/questions/coding?utm_source=frontendinterviewhandbook&utm_medium=referral&fpr=frontendinterviewhandbook)
 - How can you execute an array of promise in sequence?
 
 ## User interface coding