~/talks

Marc Mutz

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titleconferencedate
Binary compatibility 100Meeting C++ 20252025-11-06
Defines BC vs SC, shows concrete break examples (adding a defaulted arg breaks BC; adding an overload breaks SC when callers take addresses), and explains…
Talk on
C++20 coroutines as an API principleMeeting C++ 20212021-11-10
Claim: C++20 coroutines let APIs expose lazy, non-owning sequences instead of owning containers so functions interoperate across ABI boundaries while avoiding…
Talk on
Partially-formed Objects for fun and profitMeeting C++ 20202020-11-12
Argues that moved-from values must be treated as partially formed, distinguishes safe vs unsafe functions by whether they let partially formed objects escape…
Talk on
What's new with QStringView; and how can it handle string processing with Qt.Qt World Summit 20192019-11-04
Qt 5.14 completes a richer QStringView and QLatin1String ecosystem so format and lookup APIs accept non-owning views and many literal types directly. The arg…
Talk on
The most important API design principleMeeting C++ 20172017-11-09
Claims that APIs should expose Non owning interface views not owning containers, demonstrates this with QStringView and by changing QRegion to be QRegion…
Lightning on
Structured Bindings demystifiedMeeting C++ 20172017-11-09
Explains that structured bindings declare identifiers for subobjects not for the whole object, so the bound names refer to members and not a named temporary…
Lightning on
StringViews, StringViews everywhere!Meeting C++ 20172017-11-09
Explains why std::string_view and QStringView make non-owning string APIs practical, shows concrete code that replaces std::string params to avoid heap…
Talk on
Effective QtMeeting C++ 20152015-12-04
Q_FOREACH unconditionally copies its container and therefore causes deep copies for non-Qt STL containers; never use Q_FOREACH with std::vector. Qt containers…
Talk on
Qt Value Class DesignQt World Summit 20152015-10-06
Classifies value classes into thin, thick and pimpled designs and gives concrete rules: mark types with Q_DECLARE_TYPEINFO, implement matching QHash and…
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