---
title: "Quick Tip articles — Ivan Kahl"
description: "Articles by Ivan Kahl about Quick Tip."
url: https://ivankahl.com/blog/tags/quick-tip/
---

Blog · Topic

# Quick Tip

2 articles tagged Quick Tip.

## 2025

01 Jan 2025

### [C# Null-Conditional (?.) & Null-Coalescing (??) Operators Explained](https://ivankahl.com/blog/csharp-null-conditional-and-null-coalescing-operators-explained/)

C#'s null-conditional and null-coalescing operators handle null values gracefully, resulting in cleaner and more robust code. Each is explained with examples.

4 min read

## 2021

18 Dec 2021

### [Case-sensitive and Case-insensitive String Comparisons in PowerShell](https://ivankahl.com/blog/case-sensitive-and-insensitive-string-comparisons-in-powershell/)

PowerShell offers separate operators for case-sensitive and case-insensitive string comparisons, such as -eq, -ceq, -like, and -clike. Each is explained with examples.

1 min read