eng.wealthfront.com
Unit Testing for Sass with Sassaby – Wealthfront Engineering Blog
http://eng.wealthfront.com/2015/07/unit-testing-for-sass-with-sassaby.html
Unit Testing for Sass with Sassaby. July 9, 2015. December 10, 2015. At Wealthfront we use Sass to write all of our CSS stylesheets. Sass is a powerful CSS pre-processor that allows you to leverage features common in programming languages, but are absent from native CSS. Using Sass variables, conditionals, loops, and functions, you can write extensible CSS that is easier to maintain across a large front-end codebase. A unit testing library for Sass. What Brought us Here. Integrate with our existing Node ...
eng.wealthfront.com
Testing with Optical Character Recognition (OCR) – Wealthfront Engineering Blog
http://eng.wealthfront.com/2015/07/testing-with-optical-character.html
Testing with Optical Character Recognition (OCR). July 2, 2015. December 10, 2015. Put not your trust in money, but put your money in trust. Oliver Wendell Holmes, Sr., The Autocrat of the Breakfast Table. Logic Validation vs. Data Validation. At Wealthfront, we practice data validation in our continuous deployment model. Optical Character Recognition (OCR). After it became open source. At Wealthfront, we use Tesseract to do OCR validation on scanned PDF documents. Since Tesseract uses Leptonica image pr...
eng.wealthfront.com
Performant CSS Animations – Wealthfront Engineering Blog
http://eng.wealthfront.com/2015/05/performant-css-animations.html
May 19, 2015. January 5, 2016. Web performance can be split into two relatively distinct categories: first page load and subsequent interactions. We can improve the first load by decreasing the server response time. And optimizing the loading of CSS and Javascript. Once the website is loaded, there is a completely new set of performance related challenges: using a Javascript framework with good inherent speed. Immediately responding via the UI to input events. And building animations that feel snappy.
eng.wealthfront.com
Continuous Deployment for Data, Not Just Services – Wealthfront Engineering Blog
http://eng.wealthfront.com/2011/02/continuous-deployment-for-data-not-just.html
Continuous Deployment for Data, Not Just Services. February 22, 2011. December 14, 2015. Last week, I made a mistake which caused some pages of our website to be unavailable for several minutes. I was developing a new feature that allows our customers to see how the money managers of our platform have been sticking to their investing strategy in the past, which we consider a key ingredient in identifying outstanding money managers. Message per money manager, itself persisted into a Voldemort. To have an ...
eng.wealthfront.com
Agile, test-driven development in… MATLAB? – Wealthfront Engineering Blog
http://eng.wealthfront.com/2010/09/agile-test-driven-development-in-matlab.html
Agile, test-driven development in… MATLAB? September 23, 2010. January 6, 2016. I recently decided to take a leave of absence from kaChing to work with the Covert Systems Biology Lab. At Stanford on building the world’s first “whole-cell” computational model. The team (size: 3) is extremely talented and packed with domain knowledge and experience, but they’ve never worked on a piece of software this large before. When I accepted the position, I had only a vague memory of using MATLAB. Programmers are sof...