Donald Le – Medium

Donald Le

Quickly visualize Prometheus metrics in Grafana using Grafana Metrics Drilldown

When you’re executing performance testing using k6, it’s usually required to be able to visualize performance result using Grafana. In the…

4d ago

Quickly visualize Prometheus metrics in Grafana using Grafana Metrics Drilldown

4d ago

Implement automation testing for socketio service using socketio-client and Playwright

When it comes to API automation testing, we usually need to write automation test for REST APIs most of the time. But what if your…

Nov 7

Implement automation testing for socketio service using socketio-client and Playwright

Nov 7

How to use Playwright fixture to manage before and after steps

So if you have experience with pytest ( a notorious library for test runner in Python ecosystem), Playwright fixture offers a similar…

Nov 7

How to use Playwright fixture to manage before and after steps

Nov 7

Visualize any data with Grafana Infinity

Hi folks, if you are a data geek and need to work with different data format, Grafana Infinity is one of your go to choice.

Oct 29

Visualize any data with Grafana Infinity

Oct 29

Implement performance testing for websocket service using k6

Websocket is a technology that enables direct communication between client and server. It’s a technology that often used in chat…

Sep 15

Implement performance testing for websocket service using k6

Sep 15

Published in

Component testing for React Vite application using Cypress

If you’re working as an automation tester long enough, you would have experience the frustration when fixing an end-to-end tests with many…

May 23

Component testing for React Vite application using Cypress

May 23

Merge multiple Playwright sharding reports into one

Playwright supports running parallel tests out of the box in a single machine. Moreover, Playwright also supports running tests parallelly…

Apr 1

Merge multiple Playwright sharding reports into one

Apr 1

Intercept websocket message using Playwright

When working with websocket communication in web application, there are times that we need to intercept the sent message and modify the…

Mar 25

Intercept websocket message using Playwright

Mar 25

Playwright with copy-prompt feature to quickly fix error

Since Playwright version v1.51.0, we can copy auto-generated prompt directly from Playwright and use it in a LLM app to quickly fix or…

Mar 24

Playwright with copy-prompt feature to quickly fix error

Mar 24

Extract data from web content using Playwright MCP with Claude AI

Model Context Protocol is now becoming a new AI buzzword since it allows existing AI platform like Claude to interact with different…

Mar 24

Extract data from web content using Playwright MCP with Claude AI

Mar 24

Donald Le

Donald Le

A passionate automation engineer who strongly believes in “A man can do anything he wants if he puts in the work”.

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