ERPNext / Frappe v15 → v16 Upgrade on Ubuntu 22.04(Python 3.14 + Node 24 + Supervisor / SocketIO Fix) This guide documents a working upgrade path after facing: bench switch-to-branch version-16 --upgrade failures SyntaxError: type X = ... (wrong Python version) Supervisor socketio spawn error EC...Feb 12, 2026·3 min read
Docker Interview Questions and Answers1. Basic Docker Questions 1.1 What is Docker? Answer:Docker is a containerization platform that allows developers to package applications and dependencies into lightweight, portable containers. It ensures that applications run consistently across dif...Mar 24, 2025·5 min read
Complete Guide to Dockerfile Components with Examples & ComparisonA Dockerfile is a script containing a series of instructions to automate the creation of Docker images. Below are all key components with explanations, examples, and comparisons. 1. FROM (Base Image) Defines the base image from which the container w...Mar 24, 2025·5 min read
Install and Configure Node Exporter on the Main ServerTo monitor the CPU utilization of your main server using Grafana and Prometheus on a remote server, you need to configure the main server to expose its metrics and have Prometheus scrape those metrics. Here’s how to set it up: Step 1: Install and Con...Aug 29, 2024·3 min read
Keyclock installation issue -Search Write Sign up Sign in Setting Up Keycloak Docker with HTTPS Requirement Issue Arshak Ahamed · Follow 2 min read·Feb 14, 2024 7 1 In this article, we’ll address a common issue encountered when setting up Keycloak using Docker. Specifically, ...Aug 21, 2024·4 min read
How to Install and Create a New Application in FrappeThis guide covers the steps to install a new application in Frappe and create a new app from scratch, including pushing it to a GitHub repository. How to Install a New Application Get the Application: Use the bench get-app command to fetch the appl...Jun 6, 2024·2 min read
How to Upgrade Frappe from Version 14 to Version 15Upgrading your Frappe installation from version 14 to version 15 involves several steps. This guide will walk you through the process to ensure a smooth upgrade. Prerequisites Before starting the upgrade, make sure your system meets the required vers...Jun 6, 2024·3 min read
