Programming

I mostly blog about solutions I’ve made for problems I’ve encountered during my workday. The stack we use at Wehkamp is huge, so there’s always an interesting topic to blog about and many programming challenges to deal with. My main specialty is backend (.NET Core / ASP.NET / C#), but I do my fair share of Node.js and Python.

There are 95 articles tagged with Programming.

.NET / C#, Console Application

Setup Multiple Settings Files with a .NET Console Application

In ASP.NET Core we are used to having multiple appsettings.json files with settings that differ per environment. I want to do the same in a Console Application. This makes debugging the application easier.

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.NET / C#

Sorting a Dictionary on a List of Keys

I can almost hear you thinking: “What super-weird problem are you trying to solve!?” Well… it is kind of an abstract one! Imagine you have a dictionary of objects and a separate list of keys in a certain order. Now suppose you want an ordered dictionary based on the list of keys.

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Chatops, Node.js, Slack, TypeScript

Building an updatable Slack message

Slack is fully awesome. At Wehkamp we use it for our internal communication and as a tool for our DevOps. The Slack API allows us to build even more advanced integrations. In this blog I’ll explore how to use the API to create powerful progress indicators by updating a Slack message.

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Chatops, Hubot, Node.js, Slack

Jump-starting Slack bot projects: bot-zero

To give teams a jump start we’ve created the bot-zero open source project. It solves some setup and development problems. In this blog I’ll show how to get up and running in minutes and I’ll explain some of the choices we’ve made.

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.NET / C#, Console Application

Dependency injection (with IOptions) in Console Apps in .NET

When you are used to building web applications, you kind of get hooked on the ease of Dependency Injection (DI) and the way settings can be specified in a JSON file and accessed through DI (IOptions). It’s only logical to want the same feature in your Console app.

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.NET / C#

.NET Core MVC: regex routing with named groups

One of the big advantages of the .Net regular expression implementation is named groups. Today I want to show how to leverage named regular expression groups to build a routing constraint that will map each group value to a named route value.

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Chatops, Hubot, Node.js, Slack

Hubot + ES6 + Promises

Lately we’ve been playing around with ChatOps at Wehkamp. We added a Hubot to our Slack channels to automate some operational jobs. It makes work more fun and way easier. As it is hosted in our own infrastructure, it can interact with our micro-services. In this article I explore how to use ES6 and a Promise to implement a call to a simple web-service.

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.NET / C#

Linq: round-robin ordering based on segments

Linq is a wonderful way to work with lists in C#. This article focuses on how you can create a round robin ordering for segments of your list. It will distribute items of each segment evenly over the list.

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.NET Core / C#, PowerShell

Draw .Net Core project relations with PowerShell and yUML

Having a diagram of how your C# projects interlink, can be a big help. I’ve created a small PowerShell script that will produce the diagram based on the .csproj files in a directory. It will generate Yuml.me diagrams based on the dependencies!

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