Tutorials
This section contains easy-to-follow tutorials based on what I learn and use in real projects. From software testing concepts to electronics fundamentals, each tutorial is written to be practical, simple, and beginner-friendly.
HIGHLIGHTED WORK
Featured Projects
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How to Use Azure DevOps with Power BI & View Reports
You can connect Azure DevOps to Power BI using either: Below are step-by-step instructions. Method 1: Using Azure DevOps Analytics Views (Most Common & Easiest) If your Azure DevOps organization…
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Azure DevOps Guide for Testers
1. Introduction to Azure DevOps (ADO) Azure DevOps (ADO) is Microsoft’s cloud-based DevOps platform that supports the entire software development lifecycle. It provides tools for: For testers, Azure DevOps is…
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How to install Docker to Raspberry Pi?
Installation Step1 Update all our existing packages before we proceed to install Docker. We can upgrade all existing packages by running the following two commands on the Raspberry Pi. sudo…
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All Tutorials
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How to use multiple solar panels?
Calculating watts Power[watt]=Voltage[volt] * Current[Ampere] if the panel is rated as 5v 200 mA then Power=1 watt Wiring multiple solar panels Parallel wiring This is required if your application need more power than rated. By connecting the positive terminal of solar panel of one panel to positive terminal of another panel and similarly connecting negative…
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How radio works?
How does radio works? Audio signals are transmitted by imposing lower audio frequencies on the high frequency carrier wave. In other words the audio signals are added to the carrier frequency. Its amplitude is modulated. At the receiving end, a very simple combinations of a capacitor and a coil detect the carrier frequency out of…
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Test Pattern – Pair Testing
Pair Testing Pair testing is another example of test pattern. Context Pair testing is a way of approaching a test design process by having two people test the same time and place continuously. The dynamics of pairing enables the generation of more and different ideas than either tester is likely to produce on his own.…
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Test Patterns – Scenario Testing
Scenario Testing Scenario testing is one of the example of Test Patterns Context The objective of scenario testing is to prove that the program will fail when asked to do real work ( significant tasks) by an experienced user. A failure at this level is a validation failure ( a failure to meet the stated…
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How to convert xml to json format?
To Convert XML to JSON format Consider a situation where in you have data in xml file and want to use it as a input to some other system where in it takes data in the form of JSON. You would require to convert XML to json format. Below is an example of converting XML…
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Applying Patterns to Software Testing
What is Patterns ? a regular or repetitive form, order or arrangement a model that is considered to be worthy of imitation Why Patterns ? Patterns are a way of helping people who design things. Patterns accomplish at least three things They provide vocabulary for problem solvers. They focus attention on the forces behind the…
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Difference between __CSVRead and __Stringfromfile function
__CSVRead() function The CSVRead function returns a string from a CSV file. When a filename is first encountered, the file is opened and read into an internal array. If a blank line is detected, this is treated as end of file – this allows trailing comments to be used. All subsequent references to the same…
