Learning about std::as_const, Qt containers and that detach might not mean what you think
published at 19.06.2025 17:32 by Jens Weller
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Recently I've copied and refactored code that handles the import of attendees for Meeting C++ 2025 from Tito and EventBrite by getting a JSON Document from a web API...
Not a template error after all...
published at 12.06.2025 17:47 by Jens Weller
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I remember seeing the error, looking at the code and wondering what went wrong? And as the error triggered in a template function, I did wonder if I've hit an edge case where my code was subtly wrong. Or did a compiler upgrade make this emerge? The function in question did not error always, just a few times as a runtime error.
What C++ topics are interesting to you or your team right now?
published at 29.05.2025 17:59 by Jens Weller
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As the Meeting C++ 2025 call for talks closes next week, I've been thinking about what are you thinking about in regards of C++?
Experimenting with AI Chatbots for C++
published at 28.04.2025 20:30 by Jens Weller
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Writing down my thoughts and experiences with vibe coding C++ with chatbots. I've recently played around with Grok, ChatGPT and Claude to get a feeling if they'd be useful for simple or more complex coding tasks.
Hello World? Really?
published at 17.04.2025 21:39 by Jens Weller
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Some one suggested I'd start my new newsletter about learning C++ with my thoughts on hello world in the age of C++23.
Querying the web from a QDialog
published at 13.03.2025 16:36 by Jens Weller
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I've recently made a Meeting C++ news page public, which lists all the links I post on the social media of Meeting C++. That way you don't rely on an algorithm to know whats the newest blog posts and news in the C++ world.
Looking at the fourth year of running the Meeting C++ online job fair
published at 25.02.2025 18:10 by Jens Weller
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Meeting C++ continued to organize the online job fair in 2024 in its 4th year.
Meeting C++ 2024: the last hybrid C++ conference?
published at 24.10.2024 22:31 by Jens Weller
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While I'm happy that Meeting C++ 2024 is not the last online conference, I do have once again to wonder if its the last hybrid one.
Playing around with QHighlighter
published at 09.10.2024 16:52 by Jens Weller
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Thinking about conference t-shirt design for Meeting C++ 2024, I started to play around with the text highlighting abilities in Qt. I've started with the QHighlighter example.
What brings an upgrade to GCC 14 from GCC 13?
published at 29.09.2024 20:32 by Jens Weller
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Recently I wondered what I get in term of C++ features for upgrading my system from version 13 to 14 of GCC...
12 years of Meeting C++!
published at 03.07.2024 15:13 by Jens Weller
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In late June of 2012 the first announcements were made about a new C++ conference called Meeting C++. With its first edition being close to Düsseldorf and in the next year in Düsseldorf.
Comparing a pool allocator based unique_ptr and direct access to a type in a vector
published at 28.03.2024 17:10 by Jens Weller
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My last blog post dealt with a possible solution to providing a stable memory address. Some of the feedback pointed towards arena/pool allocators to be used instead.
Providing a stable memory address
published at 19.03.2024 18:18 by Jens Weller
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Some APIs allow you to store a pointer to your data element. This is used to access additional information from your types to display them in Model/View Architecture.
Starting a C++ project with CMake in 2024
published at 15.03.2024 18:59 by Jens Weller
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Last year I've written last year about my plans to return to C++, taking on some project ideas with C++20 and CMake.
Looking at the third year of running the Meeting C++ online job fair
published at 08.02.2024 15:24 by Jens Weller
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Last year featured 4 job fairs, one in each quarter. Lets look at the data about candidates and compare to the community survey of Meeting C++.
Converting a string_view to a time_point in C++20
published at 01.02.2024 17:52 by Jens Weller
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In one class I have a string_view which can represent various value types. One of them is a "date-time type", such as a std::time_t or std::chrono::time_point.
Visiting Rainer Grimm
published at 09.12.2023 22:01 by Jens Weller
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I've had the opportunity to meet with Rainer Grimm this week during a short trip to southern Germany.
Meeting C++ - the last online conference?
published at 21.09.2023 17:55 by Jens Weller
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A few days ago it caught my attention that Meeting C++ 2023 would be the last C++ organisation with an online part of its conference.
Today, 11 years ago
published at 27.06.2023 21:13 by Jens Weller
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Thats right, today 11 years ago was the announcement for Meeting C++ 2012.
Supporting new speakers and great talks in 2023
published at 08.06.2023 17:35 by Jens Weller
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Like last year, Meeting C++ organized an event centered around technical speaking.