With a little bit of work, was able to build a nice "Wuhan Coronavirus Status" app using MQTT and the IoT-OnOff app. More on this technique here:
ESP32 (ESP-WROOM-32) as an MQTT Client Subscribed to Linux Server Load Average Messages
The result turned out nice, I think. I like the look and... (10 Replies)
Hello All,
Want to share here an article for Whats app users that team whats app is requesting users to upgrade to its latest version since they have found a vulnerability; where Hacker could turn on a cell's camera, mic and scan messages and emails.
Here is an article from "THE VERGE" for... (1 Reply)
Hi to all
Like in the subject, i got the problem with camera ID 0c45:613b Microdia Win2 PC Camera under Ubuntu. When i plug in camera to USB, Ubuntu put in sn9c102 module, but on this site Linux Kernel Driver Database: CONFIG_USB_GSPCA_SONIXJ: SONIX JPEG USB Camera Driver is information that... (0 Replies)
I need to realize the user login name after he/she used the 'su' command to log under another name (for specific privileges.)
I am on SunOS v5.6, and here by now I could not find a way to figured it out.
In another Thread I've get an advise from Linux user to use 'ps afxj' that display a... (3 Replies)
AVG_SHOWCAMERA(1) User Commands AVG_SHOWCAMERA(1)NAME
avg_showcamera - camera discovery and display tool
SYNOPSIS
avg_showcamera -l
avg_showcamera -r
avg_showcamera -t DRIVER [OPTION]...
DESCRIPTION
Query and list attached cameras, reset firewire bus, show video stream.
OPTIONS -h, --help
Show a brief description of the options.
-l, --dump
Dump a list of available cameras to the console.
-r, --resetbus
Reset the firewire bus and free allocated bandwidth.
-t, --driver DRIVER
One of the camera subsystems supported by libavg (supported: firewire, video4linux, directshow).
-d, --device DEVICE
Camera device identifier (depending on the driver, a GUID or device path is expected).
-u, --unit UNIT
Unit number. Used for cameras or other capture devices which deliver several images (e.g. stereo cameras or TV capture cards).
-w, --width WIDTH
Camera image width.
-e, --height HEIGHT
Camera image height.
-p, --pixelformat PIXELFORMAT
Camera pixel format (one of: I8, I16, YUV411, YUV422, YUYV422, RGB, BGR, BAYER8).
-f, --framerate FRAMERATE
Frames per second.
-8, --fw800
Set firewire bus speed to s800 (if supported).
-s, --noinfo
Don't show any info overlayed on the screen.
AUTHOR
Ulrich von Zadow <coder@c-base.org>
libavg 1.7.0 November 2011 AVG_SHOWCAMERA(1)