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- How to test if a web site requires a client certificate
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- Live stream to YouTube from a Raspberry Pi + webcam or USB microphone
- How to add private root CAs in SLES or Redhat
- Fishcam using Raspberry Pi and some network tricks
- The IT Detective agency: Live hack caught, partially stopped
- Evaluation of WPI’s multiple camera coprocessor using Raspberry Pi
- Google Hangouts Meet – what do these IPs all have in common?
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- Great serial port concentrator: Raritan Dominion
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Category Archives: Raspberry Pi
Raspberry Pi Recovery Mode or interrupting the boot process
Intro If you installed Raspbian from the NOOBS distribution as I do, then you may occasionally “blow up” your installation as I just have! You have an out, sort of, short of re-imaging the disk, though about with the same … Continue reading
Posted in Admin, Linux, Raspberry Pi
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Raspberry Pi photo frame using your pictures on your Google Drive
Intro All my spouse’s digital photo frames are either broken or nearly broken – probably she got them from garage sales. Regardless, they spend 99% of the the time black. Now, since I had bought that Raspberry Pi PiDisplay awhile … Continue reading
Posted in Linux, Network Technologies, Raspberry Pi
Tagged Exif tags, Google Drive, image orientation, rclone
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How to test if a web site requires a client certificate
Intro I can not find a link on the Internet for this, yet I think some admins would appreciate a relatively simple test to know is this a web site which requires a client certificate to work? The errors generated … Continue reading
Posted in Admin, Linux, Network Technologies, Raspberry Pi, Security, Web Site Technologies
Tagged client certificate
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Live stream to YouTube from a Raspberry Pi + webcam or USB microphone
Intro I’ve been looking at this off and on for awhile now. I finally made a breakthrough this week and started to generate some decent live streams on my Youtube channel, after a lot of misfires. Note this is applicable … Continue reading
Posted in Linux, Network Technologies, Raspberry Pi
Tagged ffmpeg, Logitech webcam, micro USB on/off switch, Microcenter, Speedcheck, Yeti, Youtube
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Fishcam using Raspberry Pi and some network tricks
Intro There are more articles about running a webcam using Raspberry Pi than Carter has pills. Why bother to create another? This one is unique insofar as I created a fishcam at a school with a restricted network. None of … Continue reading
Evaluation of WPI’s multiple camera coprocessor using Raspberry Pi
Intro There’s some good and some not-so-good about the new WPI-provided way to handle multiple video streams using a Raspebrry Pi. ELP Cameras problems I have bought many of these ELP cameras last year and this. I may be a … Continue reading
Posted in Linux, Raspberry Pi
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Solution to this week’s NPR puzzle using simple Linux commands, again
Intro As I understood it, this week’s NPR puzzle is as follows. Think of a figure from the Bible with five letters. Move each letter three back, e.g., an “e” becomes a “b.” Find the Biblical figure which becomes an … Continue reading
Pi-hole: it’s as easy as pi to get rid of your advertisements
Intro I learned about pi-hole from Bloomberg Businessweek of all places. Seems right up my alley – uses Raspberry Pi in your home to get rid of advertisements. Turns out it was too easy and I don’t have much to … Continue reading
Whois information without the pushy hard sell tactics
Intro Did you ever want to learn about a domain registration but were put off by the hard sell tactics that basically all web-based whois searches subject you to? Me, too. Here’s what you can do. The details Linux – … Continue reading
Posted in DNS, Linux, Network Technologies, Raspberry Pi, Security
Tagged GDPR, ICANN, RDAP, whois
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Raspberry Pi as Retro Arcade Games emulator
Intro I am not going to attempt to provide a guide as there are much better guides out there than anything I can produce. In addition to the arcade function, we wanted to display a slidedeck when not being used … Continue reading