Techielass - A blog by Sarah Lean

DevOps

GitOps and DevOps: Are they the same thing?

Not sure what the difference is between GitOps and DevOps? This beginner-friendly guide explains both concepts, how they work together, and where each fits in modern software delivery.

Azure

What is Azure File Sync? Features, use cases and costs explained

Learn what Azure File Sync is, how it works, common use cases, pricing details, and how to integrate it with other Azure services.

Azure

Copilot in Azure explained

Learn how Copilot in Azure helps you manage cloud resources more efficiently, with built-in AI support and strong security controls.

Terraform Featured

How to use Terraform to generate secrets

Automate Azure Key Vault secret management with Terraform. Learn how to securely generate and store passwords, set expiry dates, and follow best practices using Terraform modules.

Terraform

How to deploy Azure Key Vault with Terraform: A Step-by-Step Guide

Learn how to deploy Azure Key Vault using Terraform with clear steps, code walkthrough, and best practices for secure setup.

Azure Featured

Understanding Azure Hybrid Benefit

Discover how Azure Hybrid Benefit helps reduce costs for Windows, Linux, and SQL workloads — and how to make the most of your existing licences.

Terraform

What the terraform providers command tells you

Learn how the terraform providers command helps debug issues, audit dependencies, and manage provider versions in Terraform projects.

Azure

How to secure your Azure Storage with Microsoft Defender for Storage

Secure your Azure Storage with Microsoft Defender for Storage. Learn its features, pricing, and how to enable it for threat protection.

Kusto

Mastering Azure Resource Graph: Query & Analyse Tags with KQL

Learn how to query Azure Resource Tags using Azure Resource Graph and KQL. Extract, analyse, and report on metadata efficiently.

Terraform

Enable Azure Monitor Diagnostic Settings with Terraform

Learn how to configure Azure Monitor diagnostic settings using Terraform to collect and route logs efficiently for improved observability.

Azure

How to configure Azure Monitor Diagnostic settings in the Azure Portal

Learn how to enable Azure Monitor diagnostic settings in the Azure Portal to collect logs and metrics for better monitoring and analysis.

Terraform

Terraform Data Sources: What They Are & How to Use Them Effectively

Learn how Terraform data sources work, how they differ from variables, and how to use them to create dynamic, scalable infrastructure.

Terraform Featured

Deploy Azure Communication Services (ACS) with Terraform

Learn how to set up Azure Communication Services (ACS) with a custom domain using Terraform. Configure Azure DNS & streamline email setup.

Terraform

How to use Terraform refresh-only to prevent state drift and ensure accurate resource management

Learn how to use Terraform's -refresh-only flag to handle state drift, update state files, and prevent unintended changes in your resources.

Azure Local

Azure Local Solution Categories explained: Validated Nodes, Integrated Systems, and Premier Solutions

Learn the differences between Azure Local solution categories: Validated Nodes, Integrated Systems, and Premier Solutions.

Terraform

Terraform Dependencies: Implicit vs. Explicit Explained

Learn how Terraform handles dependencies with implicit and explicit methods. Understand best practices to ensure smooth and efficient deployments.

Terraform

Terraform depends_on: What it is, When to use it, and Best Practices

Learn how to use Terraform's depends_on meta-argument, when to use it, and best practices to avoid deployment issues. Optimise your code today!

Azure

Microsoft 365 vs. Azure: Choosing the Right Service for High-Volume Emails

Compare Microsoft 365 High Volume Email (HVE) and Azure Communication Services (ACS) to choose the best solution for sending bulk emails.

Azure

Microsoft Defender for Storage

Learn how Microsoft Defender for Storage protects Azure Storage accounts from threats with malware scanning, anomaly detection & more.

Dev Containers

Dev Container Setup for Hugo

Learn to set up Dev Containers in VS Code for Hugo projects! Simplify dependencies, ensure consistency, and share configurations seamlessly.

Azure Featured

Azure immutable backups: Protecting your data from ransomware and insider threats

Protect your cloud backups with Azure immutable vaults. Prevent ransomware, insider threats, and data loss while ensuring compliance.

Dev Containers Featured

What are Dev Containers?

Discover how Dev Containers simplify development by solving dependency issues, ensuring consistency, and boosting productivity across projects.

Kusto Featured

Visualising data with KQL

Let's explore how you can visualise your KQL data.

Azure Arc Featured

Advanced Windows Server Management Enabled by Azure Arc

Manage Windows Server 2025 with Azure Arc! Pay-as-you-go licensing & enhanced management make it flexible, secure & cost-efficient.

Kusto

Documenting your KQL queries

Join me as I explore why you should add comments to your Kusto Query Language (KQL) queries.