03/11 Lecture 3 2: Hector Mapping – Simultaneous Localization and Mapping — Lecture 3 2: Hector Mapping – Simultaneous Localization and Mapping March 11, 2022 at 07:21PM

03/11 Compare Countries With This Simple Tool — Compare Countries With This Simple Tool Drag and drop countries around the map to compare their relative size. Is Greenland really as big as all of Africa? You may be surprised at what you find! A great tool for educators. March 11, 2022 at 03:22PM

03/10 To Render or to Redirect, that is the Question… — To Render or to Redirect, that is the Question… In this blog post I will be covering different topics in regards to rendering and redirection within a Sinatra app. These are two very… March 10, 2022 at 09:21PM

03/10 Git Organized: A Better Git Flow | Render — Git Organized: A Better Git Flow | Render Development is rarely a linear process, and our commits tend to reflect this. Here you’ll learn about a git flow for faster PR reviews and an keeping your git history organized. March 10, 2022 at 04:38PM

03/10 Sinatra Forms Params – Learn.co — Sinatra Forms Params – Learn.co Learn about Sinatra Forms Params . Start learning to code for free with real developer tools on Learn.co. March 10, 2022 at 02:45PM

03/09 How Good Is Your Test Suite? | Codementor — How Good Is Your Test Suite? | Codementor Relying solely on code coverage as a measure of test quality is not enough. Introduce mutation and property-based testing to see how good your tests and code actually are. March 9, 2022 at 08:08PM

03/09 Randall Degges – Heroku and SOA — Randall Degges – Heroku and SOA Heroku’s platform was designed with services in mind. If you’re building a service oriented web app, you might find this interesting. March 10, 2022 at 12:16AM

03/08 Deploying on Mars: Rock solid Odometry for Wheeled Robots — Deploying on Mars: Rock solid Odometry for Wheeled Robots Learnings and tips and tricks on how to set up and tune odometry for my NASA-JPL Mars Rover, which can be applied on any Autonomous Mobile Robot (AMR). March 8, 2022 at 02:52PM

03/08 How to Test Ruby Code That Depends on External APIs — How to Test Ruby Code That Depends on External APIs Few things are more frustrating than slow, flaky test suites. You’re ready to deploy, wait 20 minutes for CI to run, only to find that a test failure in code you’ve never touched is blocking you. You dig into the source and find the problem: an external API call. It works (slowly) most of the tim… March 8, 2022 at 09:43PM

03/08 Learn How to Test Third Party Services With Minitest & VCR — Learn How to Test Third Party Services With Minitest & VCR In this article we will be learning on how to work with VCR, how to configure it and how to write tests for third-party services. March 8, 2022 at 09:45PM

03/07 Pid control document — Pid control document Excellent tips and ideas March 7, 2022 at 09:42PM

03/07 Colleen Schnettler on Twitter — Colleen Schnettler on Twitter A tricky thing to remember in Active Record is how to query multiple associations vs. nested associations. Multiple associations take a list of symbols, nested associations take a hash with a symbol. pic.twitter.com/XhGiJdcH7h— Colleen Schnettler (@leenyburger) March 3, 2022 March 7, 2022 at 01:54PM

03/07 Release 2.5.0 · Shopify/ruby-style-guide — Release 2.5.0 · Shopify/ruby-style-guide What's Changed Enable Layout/EmptyLineAfterGuardClause cop by @sambostock in #348 Enable Style/GlobalStdStream by @casperisfine in #350 Allow 'webmaster' for Naming/InclusiveLanguage b… March 7, 2022 at 01:57PM

03/05 Advanced Postgres Performance Tips — Advanced Postgres Performance Tips What do you do when indexes aren’t enough? March 5, 2022 at 02:50PM

03/05 PostgreSQL Performance Enabling pg_stat_statements — PostgreSQL Performance Enabling pg_stat_statements This article will help with how to enable pg_stat_statements to analyze queries and response time for the best PostgreSQL Performance. March 5, 2022 at 02:51PM

03/04 MiniTest – Writing Test Code In Ruby (2/3) — MiniTest – Writing Test Code In Ruby (2/3) p.s. This is a series of articles and each article builds off another. I suggest starting at Part 1…. March 4, 2022 at 02:54PM

03/04 Why You Should Find Product-Market Fit Before Sniffing Around For Venture Money — Why You Should Find Product-Market Fit Before Sniffing Around For Venture Money When you first start out the only thing that matters is finding a cohort of customers who truly value what you offer. Growth alone means next to nothing. March 4, 2022 at 02:56PM

03/04 Testing network services in Ruby is easier than you think — Testing network services in Ruby is easier than you think You’ve started a new project and it’s time for your code to depend on a third-party service. It could be something like ElasticSearch, Resque, a billing provider, or just an arbitrary HTTP API. You’re a good developer, so you want this code to be well tested. But how do you test code that fires off requests to a service that’s totally out of your control? March 4, 2022 at 02:53PM

03/04 The 3 Tenets of Service Objects in Ruby on Rails | HackerNoon — The 3 Tenets of Service Objects in Ruby on Rails | HackerNoon March 4, 2022 at 02:55PM

02/25 Campus Rover System Comparison 2 22 — Campus Rover System Comparison 2 22 Sheet1 System Picture,System Name, Base Cost , Includes ,ROS,Assembled, LIDAR ,SONAR,Rain, Outside ,Open Hardware ,Open Software,Payload Self Driving Car, $ 1,000 , Car base, motor encoders, LIDAR Camera, Sonar, 3-distance sensors ,yes,No, yes ,yes,Yes, Yes ,yes,yes,35kg DFROBOT HCR plus C… February 25, 2022 at 01:55PM