The Wiert Corner – irregular stream of stuff

Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

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Archive for May 12th, 2026

Ontdek alle Nederlandse bedrijven uit het Handelsregister – OpenKvK.nl

Posted by jpluimers on 2026/05/12

Weet altijd waar je zaken mee doet: [Wayback/Archive] Ontdek alle Nederlandse bedrijven uit het Handelsregister – OpenKvK.nl

Er is een API van in totaal 4 datasets volgens [Wayback/Archive] API documentatie – overheid.io:

Gerelateerd: [Wayback/Archive] Hacken voor Democratie | Hack de Overheid!

--jeroen

Posted in Communications Development, Development, HTTP, Internet protocol suite, REST, Software Development, TCP | Leave a Comment »

Know your TypeScript/JavaScript operators… or why having little ceremony sometimes makes programmers life harder

Posted by jpluimers on 2026/05/12

const a = undefined; const result1 = a ?? 0 + 10; const b = 100; const result2 = b ?? 0 + 10;Take this cool example I extended from [Wayback/Archive] Thomas 🅰️🇨🇵 on Twitter: “#Typescript quizz What will be the value of result1 and result2 ?” which lacked alt-badge, so I [Wayback/Archive] responded with the image on the right that has alt-text.

Based on that, I added a bit of logging:

const a = undefined;
const result1 = a ?? 0 + 10;

const b = 100;
const result2 = b ?? 0 + 10;

console.log(result1);
console.log(result2);

Two questions:

  1. What is the output of both log lines?

Read the rest of this entry »

Posted in .NET, C#, Conference Topics, Conferences, Continuous Integration, Delphi, Development, Event, Java, Java Platform, JavaScript/ECMAScript, Maven, Scripting, Software Development, TypeScript | Leave a Comment »