Steve Fenton

Programming

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Find SQL Server Job Clashes

If you are working on an older application that has a lot of logic inside of the SQL database in jobs, procedures, and functions – you may find that your job schedules cause a repeating wave of SQL compilation peaks. If you suspect jobs may be the cause, you can use a query to find […]

TypeScript NotFunction Type

I have been working out how to create a TypeScript NotFunction type for a while, in response to a Stack Overflow question. With the arrival of conditional types, I think there may be a way. It’s not perfect – but it does work. The type works by taking all possible types and converting the type […]

C# Interfaces: Default Implementations

The C# 8.0 announcement included a note on default implementations of interface members. If you’ve been programming for long enough, this might make you a little nervous at first thanks to the hangovers of multiple inheritance. Before you chuck out this idea, though, let’s look at it from a different perspective. I’m going to talk […]

Traits vs Mixins

Here is a quick disambiguation between Traits vs Mixins for programmers. Mixins are now fairly well known. You can use mixins to add shared methods to your classes without inheriting from the class they live in. It’s an increasingly popular technique for sharing and extending code. Instead of inheriting from a single parent, you can […]

TypeScript Dictarray Options

This is one of those cases where a question keeps cropping up, so lots of people are trying to do something that the TypeScript Compiler doesn’t like very much. Yes, it’s time to talk about the TypeScript Dictarray! What’s a Dictarrary? It’s a dictionary that’s also an array. You know… one of these: const dictarray […]