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Lambda

Improving cost and efficiency by using AWS Lambda’s cache

Introduction In this blog, we're going to discuss how global variables inside AWS Lambda work and how you can use them in your serverless applications to increase performance and cache values. Let’s first start with the definition of cache. According to AWS official documentation,  “In computing, a cache is a high-speed data storage layer that stores a subset of data, typically transient in nature, so that future requests for that data are served up faster than is...

An approach for working with legacy API and new API

Introduction When we first start working with a third-party API, the version we started with may become obsolete after a few years since the legacy API may no longer be supported by the original creators or contains security problems when we need to migrate to newer versions. There could be a variety of other reasons to upgrade, such as the expense of maintaining the legacy API being greater and inefficient than the latest version, as well...

AWS Lambda! but on steroids

Do you ever feel like AWS LAMBDA is great but they are just not enough for what you need to do? Maybe you need more horsepower, perhaps a core or two and maybe the TASK you want to do might not be done within 15 minutes? I know what you’re thinking; duh! We have Ec2 for larger tasks and yes but do you not feel that it gets a little tricky maintaining Ec2 sometimes cause...

[email protected], a different way to configure SPA client side routing (like ReactJS, Angular JS or Vue JS) with S3 and CloudFront

If you are reading this post, that means you already know about serverless, cloudfront and deploying front end using S3 static web hosting. In this article, I will be sharing a different approach to solve the 403 and 404 error, when a user tries to visit a page of your SPA using direct URL. The Problem In any SPA framework, the app itself is loaded when you load the home page (e.g. /, or /index.html). For example,...