Featured columns

Code Snippets & Tips

Column

Code snippets and tips for various programming languages/frameworks. All code examples are under MIT or Apache 2.0 license unless specified otherwise.

Towards Spark & PySpark

Column

Apache Spark installation guides, performance tuning tips, general tutorials, etc.

*Spark logo is a registered trademark of Apache Spark.

Hadoop, Hive & HBase

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Articles about Apache Hadoop, Hive and HBase installation, performance tuning and general tutorials.

*The yellow elephant logo is a registered trademark of Apache Hadoop.

Tools

Column

Tools, Frameworks installation guide and usage tutorials.

ASP.NET Core

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Articles about ASP.NET Core 1.x, 2.x, 3.x and 5.0.

Teradata

Column

Tutorials and information about Teradata.

Towards Microsoft Azure

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Data analytics, application development with Microsoft Azure cloud platform.

Python Programming

Column

Programming with Python.

Java Programming

Column

Java Programming related.

Google Cloud Platform

Column

Data analytics with Google Cloud Platform (GCP). For BigQuery SQL mentioned in the articles, they are all using standard SQL dialect unless specified differently.

Data Partition in Spark (PySpark) In-depth Walkthrough

Article

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Install Hadoop 3.2.1 on Windows 10 Step by Step Guide

Article

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Install Hadoop 3.2.1 on Windows 10 Step by Step Guide

windows10 hadoop yarn big-data-on-windows-10

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PySpark: Convert Python Array/List to Spark Data Frame

Article

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access_time 4 years ago

python spark pyspark spark-dataframe

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Install Miniconda and Anaconda on WSL 2 or Linux

Article

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access_time 2 years ago

Install Miniconda and Anaconda on WSL 2 or Linux

wsl python

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Install Open JDK on WSL

Article

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comment 2

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java wsl

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Spark - Save DataFrame to Hive Table

Article

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access_time 3 years ago

python spark pyspark hive spark-database-connect

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Connect to SQL Server in Spark (PySpark)

Article

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access_time 3 years ago

sql server python spark pyspark spark-database-connect

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PySpark: Convert JSON String Column to Array of Object (StructType) in Data Frame

Article

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access_time 3 years ago

python spark spark-dataframe

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Install Windows Subsystem for Linux on a Non-System Drive

Article

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comment 11

access_time 9 months ago

linux wsl ubuntu big-data-on-wsl

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Save DataFrame as CSV File in Spark

Article

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comment 0

access_time 4 years ago

pyspark spark spark-2-x spark-file-operations

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Get Started with Apache Kylin - OLAP for Big Data

Article

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Get Started with Apache Kylin - OLAP for Big Data

hadoop spark data-warehousing docker

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InvalidOperationException: A second operation was started on this context instance before a previous operation completed

Article

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entity-framework .net dotnetcore

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HTTPS Link Generation for ASP.NET Core App hosted in Azure Container Apps

Article

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HTTPS Link Generation for ASP.NET Core App hosted in Azure Container Apps

asp.net core azure

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Retrieve Client IP Address in Azure Container Apps with HTTP Ingress

Article

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Retrieve Client IP Address in Azure Container Apps with HTTP Ingress

asp.net core azure container

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Install .NET 8 SDK on Ubuntu

Article

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dotnetcore ubuntu linux

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Overwrite Connecting String via Environment Variable for ASP.NET Core on Docker

Article

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access_time 22 days ago

asp.net core docker linux

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System.Globalization.CultureNotFoundException: Only the invariant culture is supported in globalization-invariant mode.

Article

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access_time 6 months ago

dotnetcore asp.net core docker

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New Feature - Jupyter Notebook

Article

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kontext jupyter-notebook

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New feature - Markdown WYSIWYG Editor

Article

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comment 0

access_time 9 months ago

kontext

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AWS CDK Python - Add Environment Variables for CodeBuild Pipeline

Article

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AWS CDK Python - Add Environment Variables for CodeBuild Pipeline

aws aws-cdk devops

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Diagrams

Apache Doris Realtime MPP Data Analytics Use Scenarios

image Diagram

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Apache Doris Realtime MPP Data Analytics Use Scenarios

data-warehousing data-engineering

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Forwarded Headers for ASP.NET Core Apps on Azure Container Apps

image Diagram

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azure container

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Solution Diagram Example

image Diagram

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solution-diagram azure

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Kontext Architecture 2023 on Azure

image Diagram

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comment 0

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azure solution-diagram kontext

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AWS Elastic Path Based Listener

image Diagram

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aws

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Azure Serverless Architecture for Web/Mobile Applications

image Diagram

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Azure Serverless Architecture for Web/Mobile Applications

azure solution-diagram

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Code

Deploy Azure Function App with .NET 8 to Azure Container Apps via Bicep

code Code

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Deploy Azure Function App with .NET 8 to Azure Container Apps via Bicep

azure-functions azure-bicep azure container dotnetcore

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Creating Azure Function App with .NET 8 - Bicep Example

code Code

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access_time 21 days ago

Creating Azure Function App with .NET 8 - Bicep Example

devops azure-bicep azure azure-functions linux

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Pandas DataFrame aggregate a list column to a set

code Code

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comment 0

access_time 22 days ago

python pandas

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Union two pandas DataFrame

code Code

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python pandas

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