testsuite.io
Home
About
Resources
Code
Ruby on Rails
React
JavaScript
All Coding Posts
Career
Interview Tips
Dealing With Impostor Syndrome
One on Ones With Your Manager
All Career Posts
Startups
Evaluating Startup Ideas
Where to Launch Your Product
All Startup Posts
SEO
How Search Engines Work
Top Free SEO Tools
All SEO Posts
Articles
Recent Activity
Rails
How to Render Plain Text Templates in Ruby on Rails
Rails
Prevent an Infinite Loop When Using after_save in Rails
Rails
How to Fix "Address already in use – bind(2) for “127.0.0.1” port 3000 (Errno::EADDRINUSE)"
Rails
How to Prevent Bot Spam on Your Ruby on Rails Website
How to Detect Bot Form Spam on Your Website
Rails
Naming Conventions for Concerns in Ruby on Rails
How to Become a Software Engineer Without a Degree: A Step-by-Step Guide
What is a Materialized View
Database Views: What They Are, How They Work, and When to Use them
A Quick Guide on Using Gmail Shortcuts
SEO
The 7 Best SEO Tools to Grow Your Website
What is Forward Compatibility?
Personal Finance
The Software Developer's Complete Guide to Getting Paid What You're Worth
How to Number Versions of Software with Semantic Versioning
React
JavaScript
How to use Arrow Function Components in React
JavaScript
React
Stateless Function Components in React
Rails
Ruby Class vs. Instance Methods: What's the Difference?
Rails
Understanding Instance Variables in Ruby on Rails
Rails
Ruby Templating Engines: ERB vs Haml vs Slim
Rails
The Complete Guide to Ruby Comments
The Singleton Design Pattern in Software Development
Lifestyle
How to Work Remotely and Travel: Tips on How to Get Started and Managing Balance
What is Functional Programming and Why is it Important?
How to Get Your First Job as a Software Developer: A Guide for Beginners
Rails
Understanding the #any? Method in Ruby
Rails
The Differences Between #nil?, #empty?, #blank?, and #present?
What Are The Differences Between Parameters and Arguments?
Rails
SEO
How to Generate a Simple Sitemap with Ruby on Rails
Rails
Routing Multiple Domains in a Ruby on Rails App
Rails
Speed Up Your Rails App With Memoization
Rails
How to Parse a CSV File with Ruby
Rails
Fixing "A server is already running" with Ruby on Rails
Rails
How to Export to CSV with Ruby on Rails
Understanding Memoization: What is it and when should you use it?
React
A Deep Dive into the useMemo Hook in React
How to Create an Empty Commit That Has No Changes
What does "The current branch master has no upstream branch" Mean?
How to Write Git Commits With a Commit Message
Personal Finance
How I Got Into App Development With No Experience
Personal Finance
The Benefits of Real Estate Investing for Software Developers
Personal Finance
The 42 Best Side Hustles to Start in 2022
SEO
How to Get More Traffic on Your New Developer Blog
What are CNAME Records and How Do They Work?
What is an A Record and When Should You Use One?
Resources
The Best Books for Software Developers in 2022
Keep Your Code DRY
Rails
Writing Migrations for Polymorphic Associations in Ruby on Rails
Rails
Polymorphic Associations in Ruby on Rails
Here's How You Can Be Productive on a Plane
SEO
The Complete Guide to Blogging in Markdown
Startups
How to Find the Perfect Name For Your New Business
An Introduction to Startup Equity for Software Developers
SEO
How to Grow a New Developer Blog
What is the HREF attribute and what does it mean?
Rails
How to Manage Null Constraints With Migrations in Ruby on Rails
5 Tips to Not Rip Your Hair Out When You're Can't Figure Out a Bug
Terminal
How to use Grep to Search in the Terminal
SEO
How to Add a Canonical Link in HTML
Learn Markdown in 5 Minutes
Rails
How to Add Custom Filters to Administrate Dashboards
Lifestyle
Can You Do Van Life as a Full-Time Software Engineer?
Rails
Ruby on Rails is Definitely Dead... Right?
Rails
Don't Get Hacked: How to Prevent SQL Injection Attacks in Your Ruby on Rails Application
Rails
A Complete Guide on How SQL Injection Attacks Work
Rails
How to Build OR Queries With Active Record
Rails
How to Build Your Own Custom Search in Ruby on Rails (With 5 Lines of Code)
Should Developers Build Their Own Blog Or Use A CMS Like Everyone Else?
Rails
How to Pass Variables to ERB Partial Views With Ruby on Rails
Startups
Micro-Startups for Fun and Profit
Understanding Multipart Content: What is it and how does it work?
Mastering the Content-Type HTTP Header
Startups
Launch Your MVP, Right Now.
Personal Finance
Why You NEED to Start a Side Hustle
SEO
An Introduction to Search Engines: How Crawling, Indexing, and Ranking Actually Work
Startups
How I Beat My Domain Buying Addiction - And How You Can Do It Too
Dealing With Impostor Syndrome as a Developer
How to Have Better One-on-Ones With Your Manager
Startups
Where to Post Your New Startup Launch
Rails
How to Send Emails From Your Rails Application
Rails
Understanding the Ruby on Rails Asset Pipeline
Rails
Adding Active Storage to your Rails Project
Rails
An Introduction to Active Storage
React
JavaScript
How to Use React's useEffect Hook
JavaScript
Importing and Using Fonts With JavaScript
JavaScript
Trigger a Pop-up Modal When People Leave Your Website
Rails
What is MVC and Why Should I Use It?
JavaScript
React
A Quick Introduction to TypeScript
React
Guides
How to Use Fragments in React
JavaScript
React
Introduction to JavaScript Testing with Jest
React
Why Can't You Return Multiple Elements in React?
Guides
How to Beat the Technical Interview
React
Guides
How to Use State Hooks in React
Terminal
An Introduction to Your Terminal
Startups
How to Evaluate a New Startup Idea
Our Mission
Featured
Level up faster
Recommended Books
Check out my list.
One on Ones: 101
Leveraging Other People's Experience
Hey, I'm
Nicholas Dill
.
I share everything I know about web development and SEO.
My agency is also offering free site audits for a limited time. Take me up on it while you can!
FREE SEO AUDIT
All Tags
Search by tag
Rails
JavaScript
React
Career
Startups
SEO
Lifestyle