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All about electronics and circuit design
Thermal paste has vital importance, even if many people do not realize how useful it is. On the web, you can find many alternatives to the thermal paste. This article has test comments on several alternatives, which many of are edible snacks. The article mentions: Cocoa and hazelnut spreads, butter, Ketchup, mustard, American cheese, Yellow →
Security researchers say they have developed a new technique to detect modern cell-site simulators. Little is known about stingrays that exploit flaws in the way that cell phones connect to 2G cell networks, because they are deliberately shrouded in secrecy. Most of those flaws are fixed in the 4G networks, though not all. Newer cell →
This posting is here to collect cyber security news in August 2020. I post links to security vulnerability news with short descriptions to comments section of this article. If you are interested in cyber security trends, read my Cyber security trends 2020 posting. You are also free to post related links to comments. →
Pocket phone views from year 1923 https://www.facebook.com/1456733614359593/posts/3448044745228460/ From https://mobile.twitter.com/yesterdaysprint →
System Administrator Appreciation Day July 31, 2020 – 21st Annual https://sysadminday.com/ Friday, July 31, 2020, is the 21st annual System Administrator Appreciation Day. On this special international day, give your System Administrator something that shows that you truly appreciate their hard work and dedication. Let’s face it, System Administrators typically get no respect 364 days →
Cyberattacks targeting a local power utility or end-user systems could propagate to the national bulk-power system and affect millions of people. We know that terrorists and state-sponsored actors already have the capabilities to disrupt a country’s power supply. The human costs of power-supply disruptions can go far beyond inconvenience. On 1 May, Donald Trump signed →
Tech Support Comic Strips https://www.dilbert.com/search_results?terms=Tech%20Support Bonus: http://turnoff.us/geek/how-i-met-your-mother/ →
This is a story of a a video digitizing circuit I built early 1990′s. It kind of worked, but was not practical then and much less useful nowadays. It is an interesting how simple circuit could be used for converting analogue composite video signal to digital for computer processing. This is the story of Dirt →
I used to use some external cameras like microscope and endoscope connected to my Android phone with OTG cable. Google Android documentation says that many standard USB cameras should generally work with Android: The Android platform supports the use of plug-and-play USB cameras (that is, webcams) using the standard Android Camera2 API and the camera →
There are standard USB connectors and non-standard special custom connectors in different USB cables. On those special non-standard USB connectors, I have earlier covered Reversible USB connectors that make old USB connectors (like USB A and micro-USB) so that they can be plugged in both ways (like USB type C connector). One day when I →