xkcd: Dependency

Posted on 2021-02-25 by Paolo Redaelli

Messaging Systems

Posted on 2021-02-25 by Paolo Redaelli

Chrome is a memory hog. But there’s worse

Posted on 2021-02-21 by Paolo Redaelli

I already knew this but now from “Chrome RAM/CPU usage vs. Safari vs. Flotato” we officially know that Chrome is a memory hog.

Beside it’s not its biggest bug. It’s biggest defect is that Chrome is proprietary

Piping video over ssh

Posted on 2021-01-312021-01-31 by Paolo Redaelli

My situation is not the same depicted in “Can I pipe /dev/video over ssh” but I have a similar need. See an audio-video flow from an RTSP camera which is not accessible – by choice! – from the net but there is an accessible Linux machine which can talk to such a camera.

So in my case it’s just as simple as

ssh $USER@$SERVER -p $MYPORT ffmpeg -i rtsp:$IP_OF_RTSP_CAMERA:$RTSP_PORT/s0  -f matroska - |ffplay -f matroska /dev/stdin

Actually the machine is not directly on the net but I use sidedoor which maintains an SSH connection or tunnel with a shell script daemon.

Why Blobs Are Important, And Why You Should Care

Posted on 2021-01-30 by Paolo Redaelli

We are extraordinarily fortunate to live at a time in which hardware with astounding capabilities can be had for only a few dollars. Systems that would once have taken an expensive pile of chips and discretes along with months of development time to assemble are now integrated onto commodity silicon. Whether it is a Linux-capable […]
Why Blobs Are Important, And Why You Should Care