Daniel Balcarek

C#

• Remove Diacritics

  Extension method to remove diacritics using ISO-8859-8.

• Czech encoding in .NET

  How to add czech encoding into .NET project.

• Enumerable.ZIP

  Combine two sequences element by element.

• FluentResult UnwrapOrDefault

  Extension method for the `Result` object of FluentResult lib.

• LINQ: Chaining Two OrderBy Calls

  LINQ: Why Chaining Two OrderBy Calls Doesn’t Work the Way You Expect.

ASP.NET

• ASP.NET caching strategies

  Summary of different types caching strategies in ASP.NET.

• Secure ASP.NET Server Headers

  How to configure headers for security in an ASP.NET app.

• ASP.NET Minimap API pros and cons

  Summary of the pros and cons of the ASP.NET Minimal API.

• ASP.NET Configure programically

  How to set options in ASP.NET programically.

• Output Caching

  Output caching in ASP.NET, Custom Output Caching Policy for authorization header, Minimal API

• Response Caching

  Response caching in ASP.NET, non MVC service, Minimal API

• Response Caching vs Output Caching

  Response Caching vs Output Caching in ASP.NET, Minimal API

• C# Minimal API: A Practical Way to Keep Endpoints Clean

  How to keep your Minimal API endpoints clean and maintainable by using extensions.

• C# Minimal API: Multiple Authentication Schemes with Swagger Support

  How to configure multiple authentication schemes (JWT, Basic) in a Minimal API with Swagger support.

Benchmarks

.NET

• Exception vs Result pattern

  Benchmark about two error handling approaches.

• CopyTo vs Write

  Benchmark about using inner MemoryStream for copy byte array to output MemoryStream.

REFLECTION

• Get Enum Value Attribute

  Benchmark about getting enum value attribute using reflection.

• Export data

  Export data using reflection.

• Create Instance

  Create instance using reflection.

Git

• Commit to master

  How to revert commit to master.

• SourceTree rebase failed, missing last commit

  SourceTree drops last commit, how to revert.

• SourceTree change user password

  How to change user password in SourceTree.

• SourceTree not starting

  SourceTree app do not start properly.

• Cleaning in Git

  How to delete branches, stashes etc..

Configuration

• Visible internals from different project

  See internal classes from another C# project.

• Package json Versioning - Caret

  Caret Ranges cheat sheet.

• NVM commands - basic

  NVM commands cheat sheet.

• NPM commands

  Npm commands cheat sheet.

• K8s, Istio, Argo cheat sheet

  Kubernetes, Istio, Argo cheat sheet.

Architecture

• Clean vs Vertical Slice Architectures

  Comparsion of CA and VSA by real pull requests. Idea of Hybrid approaches.

• Clean Architectures pros and cons

  Clean Architectures pros and cons.

• REST

  • Problem Details

    Problem details standart and cheat sheet.

  • Rest API routes naming

    Rest API routes naming best practices.

Angular

• Redefine property of mock object

  Redefine property of jasmine mock object.

• Run test commands

  Run test commands cheat sheet.

• i18n parameters

  i18n - how to pass parameters.

• i18n multiple translation files

  how to load multiple translation files.

• package-lock.json in Git

  package-lock.json in Git, npm commands, benefits.

• shareReplay

  rxjs shareReplay, example

• Overusing ChangeDetectorRef

  Stop misusing ChangeDetectorRef in Angular.

JavaScript

• Json.stringify replacer

  Replace or Format data using JSON.stringify.

TypeScript

• TypeScript type utilities

  Lesser-known but highly useful TypeScript type utilities.

• TypeScript declare tips

  Node.JS Custom env variables, Declare types from different module ...

SQL

• Postgresql array

  Postgresql array tips.

• Composite Index and Separate Indexes

  Postgresql composite index and separate indexes.

• Bulk insert optimalization

  Postgresql Bulk insert optimalization tip.

• Database Optimization and Cleanup

  PostgreSQL Database Optimization and Cleanup.

AI

• General “Prompt Structure”

  General “Prompt Structure” for Clear Results.

• Copilot in IDE

  Tips and Tricks for Copilot in VS Code and VS.

• The Reality of VibeCoding - Task Manager & Sticky Notes Dashboard

  An honest breakdown of why vibecoding is fast but unreliable — and why AI still can't replace real engineering judgment.