itnewsbot, to home
@itnewsbot@schleuss.online avatar

A Smarter Solar Water Heater - Installing solar power at a home is a great way to reduce electricity bills, espec... - https://hackaday.com/2024/02/25/a-smarter-solar-water-heater/ -assistant

bornach, to Electronics
@bornach@fosstodon.org avatar

[Great Scott!] shows 4 different methods to keep a USB power bank awake
https://youtu.be/ty5JueA1wRc

One involves using a resistive load and another uses a 555 timer

bornach,
@bornach@fosstodon.org avatar

[Adreas Spiess] does his own twist on the USB Powerbank keep-alive circuit -- using a modern version to first characterise the switch-off delay required
https://youtu.be/SgV6_Y_sg4k
He also runs afoul of chip fakers on Aliexpress

itnewsbot, to random
@itnewsbot@schleuss.online avatar

Spice Up Your Earrings With Microelectronics - We’ve covered [mitxela] in the past and if you know him, you’ll likely know him fo... - https://hackaday.com/2023/12/22/spice-up-your-earrings-with-microelectronics/

itnewsbot, to Arduino
@itnewsbot@schleuss.online avatar

Arduino Measures Remaining Battery Power With Zero Components, No I/O Pin - [Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no... - https://hackaday.com/2023/12/21/arduino-measures-remaining-battery-power-with-zero-components-no-i-o-pin/

xan, to retrocomputing

Presenting the XANTRONIX Computer Inc. Z32 prototype: The most industrious 32-bit desktop computer for the most demanding workloads.

image/jpeg
image/jpeg

kkarhan,
@kkarhan@mstdn.social avatar

@xan at €5/piece single and less than €2,50 on reel as board [or €2/piece as IC and less than €1 for the same on reel] they are really a no-brainer.

@fuchsiii got herself a @Raspberry_Pi to experiment with because this thing really wipes the floor with and the like whilst being cheaper and not requiring expensive |s to get started.

itnewsbot, to random
@itnewsbot@schleuss.online avatar

ACK1 Makes Getting to Know the ATtiny1616 Easy - Many readers will be familiar with Microchip’s ATtiny85, which has been a popular ... - https://hackaday.com/2023/08/30/ack1-makes-getting-to-know-the-attiny1616-easy/

itnewsbot, to ReverseEngineering
@itnewsbot@schleuss.online avatar

Reverse Engineering a Classic ThinkPad Battery - The ThinkPad 701 is an iconic laptop series from the mid-90s and is still highly s... - https://hackaday.com/2023/07/15/reverse-engineering-a-classic-thinkpad-battery/

fell, to programming
@fell@ma.fellr.net avatar

Without going into too much detail, my thesis was criticised for developing a web service with C++. I It was questioned why I didn't use or for the web service. "It's not performance critical" said the professor.

Dude, have you used the internet lately?

EVERYTHING is performance critical!

This sort of teaching explains why most aps/websites run like absolute dogshit.

Why is never an academic criteria?

I wish @cmuratori could see this...

setebos,
@setebos@mastodon.online avatar

@fell @folkerschamel on ;) because why not :D

the answer will be

from ultrafast_package import fetch_100_sql_records_in_json

print(fetch_100_sql_records_in_json())  

if it is so critical for your core app you can write that package in C or .

Money is critical in the real world, not performance. If it takes 1 year (200k) to make a super-fast feature using C++ or the same thing on in a week (for 1k + beat competitors and 199k on marketing) guess what choose

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