Inlining is one of the most important compiler optimizations. We can often write abstractions and thin wrapper functions without incurring any performance penalty, because the compiler will expand the method for us at call site. If a function is not inlined…

In my C++ training classes, I often explain the meaning of =delete as


The library author is saying, “I know what you’re trying to do,
and what you’re trying to do is wrong.”

Expressiveness is what makes every developer’s life easier. Whether we read or write code, it is definitely easier if we don’t need to jump back and forth between files to get a sense of what’s the code all about.

Among the other new proposals for C23 that WG14 received are two brilliant gems by Alex Gilding The constexpr specifierThe void-which-binds: typesafe parametric polymorphism The first is probably w…

In legacy code, you can often spot explicit new and delete lurking in various places and waiting to produce pointer-related issues. This blog post shows six patterns to improve that erroneous style and rely on modern techniques, especially unique_ptr and…

It’s the current fashion to show error messages inline, rather than displaying a pop-up error message. Password: •••••               The password is incorrect. Please recheck it and try again. This looks prettier, I guess, but it does cause problems with…

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Upcoming Workshop: C++ Best Practices, NDC TechTown, Sept 9-10, 2024
► https://ndctechtown.com/workshops/c-best-practices/4ceb8f7cf86c
Upcoming Workshop: Applied constexpr: The Power of Compile-Time Resources, C++…

Expressive code in C++

With the WSL subsystem on Windows, it is actually possible to run directly a Wayland compositor and clients. This blog explains how.

There's this new TV-show on Swedish Television (SVT) called Hackad ("hacked" in English), which is about a team of white hat hackers showing the audience exactly how vulnerable lots of things, people and companies are and how they can be hacked using various…

The current Office team were very much amused by my story of the The Magical Excel 97 Far East Language Build Screwdriver™, although the details couldn’t be verified by anyone still on the team, and the timeline and other details weren’t quite accurate.¹…

Kitware has been awarded a four-year grant from the NIH to help address the need for a rare and adverse events surgical simulator.

The other day I received a pre-release review copy of Fedor Pikus’s new book,
The Art of Writing Efficient Programs
(Packt Publishing, 2021).
Here’s my review of it. TLDR: it’s very good! I don’t say that about just
any book; and for a review copy from Packt…

I have started blogging again! But I am too annoyed at Blogger, so the new posts will be published in my new blog: https://kristerw.github.i...

Members of Kitware’s Scientific Computing Team and our collaborators at the the National Center for Electron Microscopy (NCEM) have been working on a Phase I SBIR project funded by the Depart…

GammaRay 2.11.3 has been released! Version 2.11.3 will be the last in the 2.11 series. Find out what's new, download it, and more.