Use numpy to mask a row containing only zeros

I have a large array of point cloud data which is generated using the azure kinect. All erroneous measurements are assigned the coordinate [0,0,0]. I want to remove all coordinates with the value [0,0,0]. Since my array is rater large (1 million points) and since U need to do this process in real-time, speed is… Read More Use numpy to mask a row containing only zeros

What is the real memory available in Docker container?

I’ve run mongodb service via docker-compose like this: version: ‘2’ services: mongo: image: mongo environment: MONGO_INITDB_ROOT_USERNAME: root MONGO_INITDB_ROOT_PASSWORD: example mem_limit: 4GB If I run docker stats I can see 4 GB allocated: CONTAINER ID NAME CPU % MEM USAGE / LIMIT MEM % NET I/O BLOCK I/O PIDS cf3ccbd17464 michal_mongo_1 0.64% 165.2MiB / 4GiB 4.03%… Read More What is the real memory available in Docker container?

Best way to show others people cursor on the screen without affecting resources too much

I wonder how some apps can display collaborators’ cursors on the screen and update their position in real time without affecting too much the resource of the client. I tried to do that with websocket/onmousemove: when I move my mouse I send info to the server which send it to others clients and update my… Read More Best way to show others people cursor on the screen without affecting resources too much