Volker Krause
where else to find them
no profile links on file
what they talk about
all 11 in the filters
where they keep going back
- Akademy2 editions2020–2024
on a stage with
all 8 in the filters
who talks about the same things
nobody close enough yet
| title | conference | date |
|---|---|---|
| Finding Your Way Around Akademy: Venue Maps and Indoor Routing in Kongress | Akademy 2024 | 2024-09-07 |
Kongress displays up-to-date indoor maps built from OpenStreetMap data with event overlays applied as event-specific OSM changesets (room names, registration… | ||
| Day 2 - Room 1 Session 2 | Akademy 2020 | 2020-09-04 |
Desktop processes already break into many subprocesses — a single Flatpak can show 13 processes — so the session describes putting each app into its own kernel… | ||
| Using Wikidata and OpenStreetMap | Akademy 2020 | 2020-09-04 |
Wikidata supplies 8 billion statements about ~100 million items plus ~60 million media files; OpenStreetMap provides roughly 60GB of spatial data (billions of… | ||
| Among ELFs and DWARFs | Qt World Summit 2015 | 2015-10-06 |
Examines ELF binaries to diagnose startup cost, resident memory and plugin load failures by reading symbol tables, relocations and sections rather than source… | ||
| Advanced Qt - A Deep Dive 5/6 - ModelView Part 1 | Qt Developer Days Munich 2011 | 2011-10-24 |
A concrete walkthrough shows replacing a widget-based thumbnail loader with a model adapter to avoid loading 5,000 images into X memory, using a custom adapter… | ||
| Advanced Qt - A Deep Dive 6/6 - ModelView Part 2 | Qt Developer Days Munich 2011 | 2011-10-24 |
Shows how to implement a scalable on‑demand tree model by subclassing QAbstractItemModel to wrap an existing QObject hierarchy (an object inspector example)… | ||
| Advanced Qt -A Deep Dive 1/6 Graphics View Part 1 | Qt Developer Days Munich 2011 | 2011-10-24 |
Deep dive into Qt Graphics View explains how QGraphicsScene + QGraphicsView + QGraphicsItem form a model/view for 2D rendering, with a binary space… | ||
| Advanced Qt - A Deep Dive 2/6 Graphics View Part 2 | Qt Developer Days Munich 2011 | 2011-10-24 |
Custom QGraphicsItem must implement paint() and boundingRect(); shape() is optional but needed for precise hit tests. boundingRect() must be extremely cheap… | ||
| Advanced Qt - A Deep Dive 3/6 Multithreading Part1 | Qt Developer Days Munich 2011 | 2011-10-24 |
Covers Qt’s practical multithreading: use separate threads to keep the GUI responsive and QThread/exec for per-thread event loops, not for heavy parallel CPU… | ||
| Advanced Qt - A Deep Dive 4/6 Multithreading Part 2 | Qt Developer Days Munich 2011 | 2011-10-24 |
Explains concrete Qt concurrency patterns: create threads with QThread (run now calls exec by default) or use moveToThread and rely on the event loop, and… | ||
| The last mile - Effective Debugging and Profiling for Qt and Qt Quick | Qt Developer Days Munich 2011 | 2011-10-24 |
Practical, tool-focused guidance for debugging and profiling Qt and Qt Quick applications: use qDebug/qWarning plus dumpObjectInfo/dumpObjectTree and… | ||
| Creating Performant Qt Quick Apps | Qt Developer Days Munich 2011 | 2011-10-24 |
A QML demo creates 3,600 rectangles and takes four minutes to start, uses ~200 MB and ~12,000 signal‑slot connections; profiling with the QML profiler… | ||
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