Binod KarunanayakeZero-Knowledge Proof of SHA256 Hash using zkSNARKThis article provides you sufficient commands to run zkSNARK algorithm with circom circuits on a Ubuntu Docker image to prove SHA256 hash.·2 min read·Apr 30, 2024----
Binod KarunanayakeThe Perfect Laptop Keyboard Layout Does Exist…In this article, I argue that the given laptop keyboard layout is the optimal configuration for an average user.5 min read·Mar 28, 2024----
Binod KarunanayakeinCoinsBenchRunning a Blockchain Explorer for Geth using DockerThis article provides detailed steps to run Chainlens blockchain explorer for Geth (go-ethereum) using Docker.·2 min read·Nov 24, 2023--1--1
Binod KarunanayakeinCoinsBenchHow to Listen Events Emitted from Smart Contracts using PythonIf you’re a blockchain based app developer, you may encounter situations that you need to listen events emitted from the smart contracts…2 min read·Nov 16, 2023----
Binod KarunanayakeinCoinsBenchSetup a Private Blockchain using Geth and DockerThis article provides step-by-step detailed guidelines to deploy a private blockchain using ethereum/client-go aka geth (go-ethereum) on…·5 min read·Nov 1, 2023----
Binod KarunanayakeAccessing GoodWe Sems Portal API: A Comprehensive GuideIf you are a user of GoodWe inverters and batteries, you might be interested in accessing the GoodWe Sems Portal API to retrieve data and…·2 min read·Jun 27, 2023--4--4
Binod KarunanayakeOpen Policy Agent (OPA) Support in WSO2 API ManagerIn this article, I discuss how to attach an OPA policy to an API in WSO2 API Manager using a sample scenario3 min read·May 18, 2023----
Binod KarunanayakeHow to Pass End-User Attributes to the Backend in WSO2 API ManagerGet this sample code and modify the CustomGatewayJWTGenerator.populateStandardClaims() method as below.1 min read·Nov 18, 2022----
Binod KarunanayakeUsing REST APIs to Manage Lambda APIs in WSO2 API ManagerIn this article, I discuss how to use WSO2 API Manager’s Publisher APIs to create and update Lambda APIs3 min read·Nov 2, 2022----
Binod KarunanayakeinAWS TipEnable debug logs to monitor AWS Lambda function invocation in WSO2 API ManagerIn this article, I discuss how to enable AWSLambdaMediator and AWS SDK debug logs to monitor AWS Lambda requests/responses1 min read·Oct 13, 2022----
