~/talks

Jens Weller

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Trees in C++Meeting C++ 20252025-11-06
Compares a naive pointer/new-delete binary tree against an index-based layout using vector+index nodes and shows the cache-friendly array wins in initial…
Lightning on
Meeting C++ community survey resultsMeeting C++ 20242024-11-14
Survey runs since 2020 with 88 questions and session saved votes that produce yearly aggregates up to 2023 and can combine answers for cross filters. Tooling…
Talk on
Thread Pool ElementsMeeting C++ 20242024-11-14
Prototype thread pool implemented in C++20 inside Compiler Explorer uses a std::deque work queue, condition_variable, std::stop_source/stop_token and an atomic…
Talk on
A tour through the Meeting C++ community surveyMeeting C++ 20232023-11-12
A continuous survey since 2020 collects 88 questions and yields yearly aggregates, combination queries and sessioned votes; it reports C++17 as the most used…
Talk on
So you'd like to import a CSV File...Meeting C++ 20232023-11-12
Code for importing EventBrite CSVs with standard C++ and Qt reads lines with std::getline and parses by character into std::string_view to avoid copies, then…
Talk on
Reading CSV Files with Standard C++Meeting C++ 20232023-11-12
Claims that ranges::split fails on quoted fields, because CSV permits commas, quotes and embedded newlines. Notes std::quoted is stream-only and returns…
Lightning on
10 Years of Meeting C++ - Historical Highlights and the Future of C++CppCon 20222022-09-11
Meeting C++ runs for ten years, grows from C++11-era meetings into a platform with a yearly conference, a miniCpp platform, user‑group maps and a continuous…
Talk on
Lightning Talk: Who is Looking for a C++ Job?CppCon 20222022-09-11
An online C++ job fair runs for two years and hosted four events in 2021 and five so far in 2022, with employers sitting at virtual tables and candidates…
Lightning on
Lightning Talk: One Year of Meeting C++ OnlineCppCon 20212021-10-24
Organizing a year of Meeting C++ online produces concrete results: running job fairs with 10 companies attended (first in March), publishing job fair stats…
Lightning on
C++ Community SurveysCppCon 20202020-09-14
A continuous survey platform is live at survey.meetingcpp.com that collects ongoing C++ usage stats with single‑ and multiple‑choice modes, a matrix (combined)…
Talk on
Modern C++ MacrosCppCon 20192019-09-15
Argues that preprocessor macros can be made standard conforming for modern C++ and demonstrates three concrete macro patterns that replace boilerplate without…
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Starting and Running C++ User GroupsCppCon 20192019-09-15
Started a local C++ group in 2011 and runs Meeting C++ since 2012, claims dozens of active groups worldwide and a monthly crawl that lists ~30 groups rising to…
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Generating UI with C++, boost & QtCppCon 20182018-09-23
Prototype generates Qt UI from C++ types instead of hand wiring controls: uses Verdigris to avoid moc, inspects Boost.Fusion ADAPT_STRUCT and iterates with…
Talk on
Programming in a different domainMeeting C++ 20172017-11-09
Asserts that DNA is programmable like code: codons are triplets of bases and enzymes act like runtime, viruses deliver payloads as information, and researchers…
Talk on
Face correlation with dlibCppCon 20172017-09-24
A pipeline extracts faces from conference photos using dlib face recognition, converts each face to an N‑dimensional vector, and clusters results with Chinese…
Talk on
A C++ review CommunityCppCon 20172017-09-24
A community launches to review C++ libraries with a live r/cpp_review subreddit, a one‑month review window and an upcoming public list of libraries that passed…
Talk on
the 6th eventMeeting C++ 20162016-11-18
Claims that the sixth mass extinction is the first one driven knowingly by a single species and that climate change plus land use are primary drivers, with…
Lightning on
Presenting CodeCppCon 20162016-09-18
Shows that demonstrating C++ works best by switching from static slides to tiny runnable examples that are edited and copied live so the audience sees failures…
Talk in German on
Programming: A short talk on the future of programmingCppCon 20162016-09-18
Argues that programming becomes more like learning a foreign language than a narrow craft, with concrete paths: specialize in C++ (templates, frameworks) or…
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Writing applications in modern C++ and QtCppCon 20162016-09-18
A small static-site CMS of about 10k LOC uses modern C++ with Boost for logic and a Qt frontend, keeping UI and core layers separate; it relies on…
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How I integrated TinyMCE into my QtApplicationQt World Summit 20152015-10-06
Integrates TinyMCE inside QWebView/WebEngine and exposes a C++ interface class derived from QWebView that registers a QObject bridge via Q_INVOKABLE so…
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A different way to use boost serializationCppCon 20152015-09-21
Tree nodes hold boost::variant types and serialization is moved out of headers by returning a tie-like tuple of member references and serializing it with…
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How I integrated TinyMCE into my Qt ApplicationCppCon 20152015-09-21
A working WYSIWYG HTML editor sits inside a QWebView using TinyMCE bridged to C++ via the QWebKit JavaScript bridge, with native Qt dialogs replacing TinyMCE…
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“An Overview on Encryption in C++"CppCon 20152015-09-21
Overview of practical C++ encryption: compares cryptopp botan libsodium and shows AES (use GCM or CTR), RSA key-size tradeoffs (1024 shown, 2048–4096…
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C++ ConferencesCppCon 20142014-09-07
A rapid practical tour of current C++ conferences names venues and what actually happens: CppNow runs about 150 attendees over five days with deep Boost and…
Lightning on
Founding C++ User GroupsCppCon 20142014-09-07
Practical how-to: a C++ community grows when someone actually signs up venues and recruits organizers not slogans. Meeting C++ becomes a website and monthly…
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0xBADC0DECppCon 20142014-09-07
Examples show single-line disasters like the duplicated "goto fail" and the Heartbleed bug and claim modern C++ features already eliminate many classic…
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