New year, new me… Just kidding, no running or yoga plans, but I decided to have a (temporary) break with ‘C# attributes you should know’ series and start with a brand new one – C# facts that somehow surprised me. For the first article, I will show you how (friendly looking, always helpful, good guy...) enum can become an asshole. An asshole who will steal your precious time! One enum value passed to a method, other value received! What’s goin’ on?

Co robić gdy współpracownik ma problem z utrzymaniem higieny osobistej? Temat na pierwszy rzut oka może wydawać się zabawny – jednak taki nie jest.

npm is the most popular package manager in JavaScript ecosystem. I’m sure that huge number of our readers may be familiar with this tool, because it’s probably your daily driver when it comes to adding new libraries and frameworks to your projects. Besides its heavily used ‘install’ command, npm also contains some equally important utilities which are especially useful for people creating and maintaining npm-based packages. In today’s post I want to show you how on...

Today I would like to introduce you to the world of attributes that helps you skip some parts of code while debugging. Most of the C# programmers probably know them well, but I realized that only a few can tell the differences between them. So, ladies and gentlemen, let me introduce you the DebuggerStepThrough and DebuggerHidden.

Recently, I had quite an interesting discussion about var keyword in C#. Basically, my interlocutor tried to convince me that using var we drastically reduce code readability, so we should only use that together with anonymous types. He also mentioned performance and that some operations cannot be done using implicit typing. Well, if you’ve been reading my blog for some time, you’ve probably spotted that I’m a big fan of vars, and I put them every time it’s possible. B...

Moje motto na temat Unit Testów i wielu innych rzeczy: Less Unit Testing Dogma More Unit Testing Karma Nie ma co pisać wstępów, trzeba przeczytać krótkiego i zwięzłego PDFa The Way of Testivus

Cześć wszystkim! Oceńcie i bloga i wpis, wszelkie uwagi i rady mile widziane :) Wpis o wzorcu projektowym Łańcuch zobowiązań :) W skróce służy do szybkiego i łatwego przetwarzania żądań.

Once a while, recruiters from the company I work at, ask me whether I have some friend (developer) who’s looking for a job. Typically, this kind of dialogue looks something like: Recruiter: „Hey Darek! I have a great job offer for a .NET developer! Maybe you’ve got someone who would be interested?” Me: „Show me what you got. Yeah… I have one who knows all the technologies and worked with this kind of architecture. Although he’s got half a year less experience than r...

C# Attributes are very popular for ‘decorating’ assembly with some additional data, usually influencing on the application’s behavior or the way data are managed. You probably already used at least some of them – Obsolete, Serializable, Required, Display, MaxLength, RegularExpression, WebMethod are only a few of hundreds available in .Net world. What is more, you can write your own custom attribute and use it like a build-in one. I will write more about this in the next post. Right now, let’s focus o...

Jak doszedłem do tego co zawiniło i dlaczego OData na spatial queries mi nie działała. Czyli mały przewodnik po tym jak można debuggować zewnętrzny kod z poziomu Visual Studio. Coś co może nie na co dzień ale raz na jakiś czas może się bardzo przydać!