Ada Cheng (@adafycheng)

Configure Environment Variables in JUnit Tests

In this article, we'll write a JUnit Test configured with Environment Variables using junit-pioneer library. First of all, we need to add the junit-pioneer library and maven-surefire-plugin to the Maven pom.xml. <project> <properties> <p...

1 min readblog.adafycheng.dev

Sep 4, 2025

RequestsDependencyWarning: Unable to find acceptable character detection dependency (chardet or charset_normalizer)

Problem The problem occurs when using the Python requests library, the chardet library is not installed. /Users/adacheng/Library/Python/3.9/lib/python/site-packages/requests/__init__.py:86: RequestsDependencyWarning: Unable to find acceptable charact...

1 min readblog.adafycheng.dev

Jan 6, 2025

Kafka Basics

Apache Kafka is an open-source distributed event streaming platform for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. Introduction This article aims to provide basic hands-on instructions ...

3 min readblog.adafycheng.dev

Jan 18, 2024

Spring Boot Application fails to start since it fails to load region from system settings when AWS STS module is included

Problem When AWS STS module is included in a Spring Boot Application, exception complaining region not set is thrown. Maven pom.xml <dependency> <groupId>software.amazon.awssdk</groupId> <artifactId>sts</artifactId> </dependency> Error M...

1 min readblog.adafycheng.dev

Jul 19, 2023

Trivy - Image Scanning Tool

Installation Follow the instruction in this article to install Trivy. Scan To scan the docker image: Build the image. docker build . -t hello-world Scan the image. trivy scan hello-world

1 min readblog.adafycheng.dev

Oct 26, 2022

Ada Cheng

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Ada Cheng's blogs

Configure Environment Variables in JUnit Tests

RequestsDependencyWarning: Unable to find acceptable character detection dependency (chardet or charset_normalizer)

Kafka Basics

Spring Boot Application fails to start since it fails to load region from system settings when AWS STS module is included

Trivy - Image Scanning Tool

Ada Cheng

About

Available for

Ada Cheng's blogs

Configure Environment Variables in JUnit Tests

RequestsDependencyWarning: Unable to find acceptable character detection dependency (chardet or charset_normalizer)

Kafka Basics

Spring Boot Application fails to start since it fails to load region from system settings when AWS STS module is included

Trivy - Image Scanning Tool

Ada Cheng

About

Available for

Ada Cheng's blogs

Configure Environment Variables in JUnit Tests

RequestsDependencyWarning: Unable to find acceptable character detection dependency (chardet or charset_normalizer)

Kafka Basics

Spring Boot Application fails to start since it fails to load region from system settings when AWS STS module is included

Trivy - Image Scanning Tool

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Ada Cheng

About

Available for

Ada Cheng's blogs

Configure Environment Variables in JUnit Tests

RequestsDependencyWarning: Unable to find acceptable character detection dependency (chardet or charset_normalizer)

Kafka Basics

Spring Boot Application fails to start since it fails to load region from system settings when AWS STS module is included

Trivy - Image Scanning Tool