Bash Detecting and cropping letterboxing using FFmpeg and Imagemagick Learning how to detect letterboxing of videos and crop the important content to remove the letterboxing using FFmpeg and Imagemagick.
aws How we found a TCP hangup regression between AWS ELBs and Node.js A Node.js security patch for the SlowLoris vulnerability causes many AWS ELBs in their default configuration to throw 504 errors.
Remote Year Staying Connected While Abroad One of the largest concerns I've had with my plans to travel for a year is whether or not I will be able to reliably stay connected to work and things that I
AWS CLI get most recent image tag in ECR The AWS CLI for ECR is missing something that would be super helpful to have in all sorts of CI/Build/Deployment environments, and that is functionality to retrieve the tag of the
Kubernetes Service invalid clusterIP or resourceVersion Kubernetes is a great service, but doesn't help Google image of building terrible interfaces and experiences in their engineering tools. A perfect example of this is when you attempt to modify a Service
kubernetes SSL Terminated Kubernetes Load Balancers in AWS Launching services in Kubernetes that utilize an AWS Elastic Load Balancer has long been fairly simple - just launch a service with type: LoadBalancer. Where it becomes more complicated and not nearly as
Effective Application Alerting Application downtime is an inevitable reality - even companies like Facebook, Apple, and Google suffer from instability at times. Alerts are the first line of defense when it comes to downtime, and effective
Development tools I can't go without I recently had to hand over my work laptop to get repaired, because the keyboard and trackpad no longer worked at all. When I got my loaner, the first thing I did was
Angular Angular Directives with Coffeescript Class Controllers The first time you try to set up a directive using a Coffeescript class, you might end up with something like this: class MyControllerName @$inject: ['my', 'services', 'here'] constructor: (@my, @services, @here) -&
Hapi.js Serverless Node.js and Angular S3 Uploads Node.js is an incredible JavaScript runtime for server based APIs. The one place it falls down is during long running event loop blocking operations. One of the first Node based backends I
Printing out entire JavaScript objects Sometimes you want to print out more than just two levels of depth of a JavaScript object before seeing [object Object] all over the place and not having any additional visibility. Take a
Angular.js $$hashKey Object Tracking Angular is pretty magical the first time people see it. Automatic DOM updates when you update a variable in your JS, and the same variable will update in your JS file when someone
The Hardest Part of Programming ... is easily naming things and clearing caches. There is nothing that will trip you up more than how to clear something out of the cache that you spent a while figuring out how
When is code done? I had the chance to attend an object oriented programming boot camp with Fred George last week thanks to Obie Fernandez and the fine folks I work with at 2U. One of the
JavaScript The Asynchronous Nature of JavaScript JavaScript is a quirky language that has the ability to frustrate you to no end if you don't know about certain features. This is going to be the first of many posts about
JavaScript The Node.js Event Loop The Node.js event loop is one of the most confusing parts about learning how to craft a well designed server in Node. The first thing you need to understand is that Node.