Keyhole Announces Gold Dev Up 2018 Sponsorship & Speaker

Keyhole Software Community, Company News, Educational Event, GraphQL, Keyhole Leave a Comment

We are pleased to announce that Keyhole Software is a Gold Sponsor of the 2018 St. Louis Developer Conference! This will be the fourth year of Keyhole Sponsoring.

Formerly known as the St. Louis Days of .NET and rebranded as Dev Up during the 2015 conference, the 11th annual edition will bring together regional and national IT experts to share their knowledge for technology.

The Dev Up conference is October 8-10, 2018 at the St. Charles Convention Center in St. Charles, Missouri. Monday, October 8th features all-day hands-on sessions called “Pre-Compilers” which are optional. The main conference takes place on October 9th & 10th and features over 140 technical training sessions geared toward all levels of experience.

State Management with MobX and React

Nick Brown JavaScript, Problem Solving, React, Technology Snapshot Leave a Comment

There are many options when it comes to managing the state of a React application. Choosing the right one for your application can feel daunting.

The most popular choice, Redux, is often thought of as verbose because it requires a lot of boilerplate code, thus slowing down development. Redux is also very opinionated so it will take time for those unfamiliar with its functional programming paradigm to become comfortable with it.

In this blog, we’ll take a closer look at an alternative that aims to solve issues in React application state: MobX. To do that, I built a simple calorie counter application that will be used to showcase MobX in use.

Using Amazon ElastiCache for Redis To Optimize Your Spring Boot Application

Brandon Klimek AWS, Java, Spring, Spring Boot, Technology Snapshot 1 Comment

Has your project gotten to the point when big data sets and/or time-consuming calculations have begun to affect performance? Or are you struggling to optimize your queries and need to cache some information to avoid continually hitting your database? Then caching could be your solution.

For this article, I will demonstrate how to utilize Amazon ElastiCache for Redis to speed up areas of your application. The example application we will build uses Spring Boot 2.x and is available on Github.

AWS AppSync with Lambda Data Sources

Mat Warger AWS, GraphQL, JavaScript, Technology Snapshot, Tutorial Leave a Comment

The power of GraphQL lies in its flexibility. That is especially the case regarding resolvers, where any local or remote data can be used to fulfill a GraphQL query or mutation.

In this post, I’m going to demo a quick example of what this looks like, and a couple gotchas that were apparent in working with Lambdas as a data source for AppSync. Let’s gooooo!