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Physical Sciences and Mathematics Commons

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Full-Text Articles in Physical Sciences and Mathematics

Fresh Bytes - Connected Hydroponics For Small-Scale Growing, Jack Bowen Dec 2014

Fresh Bytes - Connected Hydroponics For Small-Scale Growing, Jack Bowen

Liberal Arts and Engineering Studies

Many users are now transitioning to small-scale hydroponics and aquaponics at home. There can be a barrier to entry with these systems as there is a delicate balance of chemicals, pH, etc. that must be maintained. There are sensors for these various components but they are either aimed at commercial production or are un-automated. Fresh Bytes is a microcomputer with sensors to detect all of these unseen components in a hydroponic system. A prototype of this microcomputer is produced along with CAD plans for more professional versions of it. The sensors are verified and future development is contemplated.


Designing A Goal Journaling Application, Kevin Lufkin Jun 2014

Designing A Goal Journaling Application, Kevin Lufkin

Liberal Arts and Engineering Studies

Achieving a personal goal and making a positive change in one’s life can be a difficult and elusive task. Everyday people are creating and setting new goals for themselves, but more often than not these goals are never realized. Motivation, determination, and discipline are all key elements when it comes to accomplishing a goal, but if there is no clear idea as to how to connect the dots from where one is to where one wants to be these important qualities lose their effectiveness.

The applications that exist today largely fit in the realm of goal/task management and planners. This …


Node Js Performance Testing, Massimo Siboldi Jun 2014

Node Js Performance Testing, Massimo Siboldi

Liberal Arts and Engineering Studies

Node JS, a server side implementation of JavaScript, has gained traction over the years, especially in newer tech startups, to be used in deployment servers. Performance testing is a set of tests intended to measure the speed and reliability of a server under various loads . This project examines performance testing applied to Node JS, design decisions of the testing environment, and quantitative analysis of server improvements made to increase performance of the server of Music Putty, a music streaming and crowdfunding startup formed at Cal Poly.