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The Big Nerd Ranch Blog

Implementing Swish Activation Function in Keras

September 17, 2019 | Leveling Up

Keras is a favorite tool among many in Machine Learning. TensorFlow is even replacing their high level API with Keras come TensorFlow version 2. For those new to Keras. Keras is called a “front-end” api for machine learning. Using Keras you can swap out the “backend” between many frameworks in eluding TensorFlow, Theano, or CNTK officially.

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What’s New in Android Accessibility

August 12, 2019 | Android

Amidst the various new features and tools announced at Google I/O 2019, Google placed significant emphasis on expanding upon and investing in accessibility within their products and services. Google unveiled exciting new features now available or coming soon to the Android ecosystem in an attempt to make technology more accessible and easy to use for everyone.

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Investigating a Rails Time Zone Error

July 19, 2019

Recently my coworker Henry and I ran into the old issue of tests failing because the CI server’s time zone was different from ours. But we weren’t sure _why_ the tests were failing: we thought we had set up the tests to avoid time zone issues. Let’s walk through the process we used to find a fix–and more importantly, find out _why the fix works_.

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