Notes from Faisal Khan Thayub on software, cloud, and the occasional reflection.https://blog.techroots.be/https://blog.techroots.be/blog/aws-lambda-textract/https://blog.techroots.be/blog/aws-lambda-textract/If you have not created an AWS lambda yet please feel free to follow my previous post to create your first hello world lambda using quarkus and Java. In this post, I will share information about how tMon, 18 Jul 2022 20:17:11 GMTawsjavatechnical-blogshttps://blog.techroots.be/blog/exploring-java-23/https://blog.techroots.be/blog/exploring-java-23/Java 23 brings couple of new features to developers, most of which are still in preview, allowing us to test them before they are officially adopted. This blog will walk you through some of these featFri, 04 Oct 2024 15:41:17 GMTtechnical-blogshttps://blog.techroots.be/blog/from-war-to-cloud-the-evolution-of-java-deployment/https://blog.techroots.be/blog/from-war-to-cloud-the-evolution-of-java-deployment/Introduction The deployment of Java applications has evolved significantly from traditional methods using WAR and EAR files to leveraging modern technologies like Docker and cloud platforms. This postThu, 25 Apr 2024 16:53:23 GMTtechnical-blogshttps://blog.techroots.be/blog/humanity-to-labels/https://blog.techroots.be/blog/humanity-to-labels/When I first formed, I was nothing more than a clot of blood with a tiny heartbeat, a product of the fusion of two microbes. This beginning marked my entry into the broad classification of species knoWed, 27 Dec 2023 12:03:12 GMTthoughtshttps://blog.techroots.be/blog/jackson-deserialization-of-integer-to-enum/https://blog.techroots.be/blog/jackson-deserialization-of-integer-to-enum/Problem Statement: I work in a Restful micro-service which is kind of a delegator or an orchestrator API on top of many other micro-services. Majority of the application logic lies in mapper classes tTue, 08 Jun 2021 21:18:10 GMTjavatechnical-blogshttps://blog.techroots.be/blog/lambda-authorizer-aws-sam/https://blog.techroots.be/blog/lambda-authorizer-aws-sam/In my previous post, I have shared how to create a simple serverless lambda function using AWS SAM cli. In this post, I will explain on how to create a secure lambda Rest API. Please note that there aTue, 30 Nov 2021 10:10:16 GMTawsjavatechnical-blogshttps://blog.techroots.be/blog/rethinking-cloud-expenditure-an-eco-friendly-and-economic-perspective/https://blog.techroots.be/blog/rethinking-cloud-expenditure-an-eco-friendly-and-economic-perspective/In today's era of rapid digitalization, cloud computing is no less than a boon. Companies, irrespective of their size, have taken to the cloud, benefiting from its scalability, accessibility, and reduThu, 17 Aug 2023 15:44:19 GMTtechnical-blogshttps://blog.techroots.be/blog/say-hello-to-aws-serverless-application-model/https://blog.techroots.be/blog/say-hello-to-aws-serverless-application-model/What is Serverless? The term “serverless” means that your code runs on servers, but you do not need to provision or manage these servers. It is a cloud-native development model that allows developers Wed, 06 Oct 2021 20:42:40 GMTawsjavatechnical-blogshttps://blog.techroots.be/blog/setting-up-a-simple-aws-lambda-build-pipeline/https://blog.techroots.be/blog/setting-up-a-simple-aws-lambda-build-pipeline/Step-1: From AWS console, go to "CodeBuild" -> "Build" -> "Create build project" Step-2: Add a project name and choose your source code repository. Here I have chosen my public repository, you may choFri, 15 Apr 2022 05:44:00 GMTawsjavatechnical-blogshttps://blog.techroots.be/blog/supersonic-java-lambdas-using-quarkus/https://blog.techroots.be/blog/supersonic-java-lambdas-using-quarkus/For people not interested in reading the prose, here is the complete source code. The source code contains an AWS lambda function to generate a PDF out of a HTML template. Introduction Traditional JavSun, 10 Apr 2022 23:50:18 GMTawsjavatechnical-blogshttps://blog.techroots.be/blog/tdd-todo-application-using-angular-11/https://blog.techroots.be/blog/tdd-todo-application-using-angular-11/As a pre-requisite, it is expected to have npm and angular cli installed in your machine. The installations are pretty straight forward, you may follow the links and install if you don't have it in yoMon, 05 Jul 2021 19:55:42 GMTangulartechnical-blogshttps://blog.techroots.be/blog/the-art-of-gratitude-a-lesson-learned/https://blog.techroots.be/blog/the-art-of-gratitude-a-lesson-learned/It was a busy morning when I found myself rushing to the office, my mind racing with deadlines and tasks. The city streets were alive with the sound of traffic, as people hurried to their destinationsThu, 20 Apr 2023 08:10:34 GMTthoughtshttps://blog.techroots.be/blog/todo-application-using-java-and-micronaut/https://blog.techroots.be/blog/todo-application-using-java-and-micronaut/In the previous chapter, we created a Todo application using Java, Quarkus and Mongodb. In this chapter, lets to the same using Java and Micronaut. Quarkus/Kotlin – Before moving on to the Java/MicronSat, 26 Jun 2021 23:23:10 GMTjavatechnical-blogshttps://blog.techroots.be/blog/todo-series-create-a-native-image-for-quarkus-todo-application/https://blog.techroots.be/blog/todo-series-create-a-native-image-for-quarkus-todo-application/In the previous post, I created a todo application using Quarkus and Java. In this post, I am going to see how to create a GraalVM Native Image for the same. First of all, package the application usinSun, 20 Jun 2021 22:35:47 GMTjavatechnical-blogshttps://blog.techroots.be/blog/todo-series-java-quarkus/https://blog.techroots.be/blog/todo-series-java-quarkus/First of all lets bootstrap a new application using Quarkus – Start coding with code.quarkus.io. I chose Maven as build tool and added the below extensions. RESTEasy Jackson – Provides dependencies thWed, 16 Jun 2021 22:23:11 GMTjavatechnical-blogshttps://blog.techroots.be/blog/understanding-java-streams-and-parallel-execution-a-case-study/https://blog.techroots.be/blog/understanding-java-streams-and-parallel-execution-a-case-study/Introduction Java Streams provide a powerful abstraction for processing collections of data. With the introduction of parallel streams, it became easier to write parallelized code for better performanTue, 21 Jan 2025 19:19:16 GMTtechnical-blogshttps://blog.techroots.be/blog/why-quarkus-starts-so-fast-a-pizza-analogy/https://blog.techroots.be/blog/why-quarkus-starts-so-fast-a-pizza-analogy/If you’ve ever wondered why Quarkus applications start almost instantly while traditional Spring Boot apps take their time warming up, here’s a tasty way to understand it — through pizza The TraditionMon, 06 Oct 2025 13:40:43 GMTtechnical-blogs