Dip Your Toes in the Open Water of Raspipool
https://hackaday.com/2019/10/09/dip-your-toes-in-the-open-water-of-raspipool/
If you’re lucky enough to have a swimming pool, well, you may not feel all that lucky. Pools are great to have on a hot summer day, but keeping them crystal clear and pH-balanced is a deep dive into tedium. Sure, there are existing systems out there. They cost a …read more (https://hackaday.com/2019/10/09/dip-your-toes-in-the-open-water-of-raspipool/)
https://hackaday.com/2019/10/09/dip-your-toes-in-the-open-water-of-raspipool/
If you’re lucky enough to have a swimming pool, well, you may not feel all that lucky. Pools are great to have on a hot summer day, but keeping them crystal clear and pH-balanced is a deep dive into tedium. Sure, there are existing systems out there. They cost a …read more (https://hackaday.com/2019/10/09/dip-your-toes-in-the-open-water-of-raspipool/)
Europeans Now Have The Right To Repair – And That Means The Rest Of Us Probably Will Too
https://hackaday.com/2019/10/09/europeans-now-have-the-right-to-repair-and-that-means-the-rest-of-us-probably-will-too/
As anyone who has been faced with a recently-manufactured household appliance that has broken will know, sometimes they can be surprisingly difficult to fix. In many cases it is not in the interests of manufacturers keen to sell more products to make a device that lasts significantly longer than its …read more (https://hackaday.com/2019/10/09/europeans-now-have-the-right-to-repair-and-that-means-the-rest-of-us-probably-will-too/)
https://hackaday.com/2019/10/09/europeans-now-have-the-right-to-repair-and-that-means-the-rest-of-us-probably-will-too/
As anyone who has been faced with a recently-manufactured household appliance that has broken will know, sometimes they can be surprisingly difficult to fix. In many cases it is not in the interests of manufacturers keen to sell more products to make a device that lasts significantly longer than its …read more (https://hackaday.com/2019/10/09/europeans-now-have-the-right-to-repair-and-that-means-the-rest-of-us-probably-will-too/)
Pickaxe Controller Is Great For Minecraft, Just Aim Carefully
https://hackaday.com/2019/10/09/pickaxe-controller-is-great-for-minecraft-just-aim-carefully/
Minecraft started out as a lovable indie game, and became an unstoppable billion-dollar juggernaut in a remarkably quick fashion. Over time, it’s become a favorite among modders and those that seek to explore what’s possible with the game. [Eric] decided that the game could be more immersive, and built this …read more (https://hackaday.com/2019/10/09/pickaxe-controller-is-great-for-minecraft-just-aim-carefully/)
https://hackaday.com/2019/10/09/pickaxe-controller-is-great-for-minecraft-just-aim-carefully/
Minecraft started out as a lovable indie game, and became an unstoppable billion-dollar juggernaut in a remarkably quick fashion. Over time, it’s become a favorite among modders and those that seek to explore what’s possible with the game. [Eric] decided that the game could be more immersive, and built this …read more (https://hackaday.com/2019/10/09/pickaxe-controller-is-great-for-minecraft-just-aim-carefully/)
Willem Kolff’s Artificial Organs
https://hackaday.com/2019/10/09/willem-kolffs-artificial-organs/
In my youth I worked for a paid ambulance service, and while we all lived for the emergency calls, the routine transports were the calls that paid the bills. Compared with the glamor and excitement of a lights-and-siren run to a car wreck or heart attack, transports were dull as …read more (https://hackaday.com/2019/10/09/willem-kolffs-artificial-organs/)
https://hackaday.com/2019/10/09/willem-kolffs-artificial-organs/
In my youth I worked for a paid ambulance service, and while we all lived for the emergency calls, the routine transports were the calls that paid the bills. Compared with the glamor and excitement of a lights-and-siren run to a car wreck or heart attack, transports were dull as …read more (https://hackaday.com/2019/10/09/willem-kolffs-artificial-organs/)
These Dice Know If You’re Cheating
https://hackaday.com/2019/10/09/these-dice-know-if-youre-cheating/
Fans of D&D are surely aware of the significance of a good pair of dice. What if your dice were not only stylish, but smart? For anyone who’s ever had to deal with playing board games with less than reputable siblings or friends, the electric die just might be your …read more (https://hackaday.com/2019/10/09/these-dice-know-if-youre-cheating/)
https://hackaday.com/2019/10/09/these-dice-know-if-youre-cheating/
Fans of D&D are surely aware of the significance of a good pair of dice. What if your dice were not only stylish, but smart? For anyone who’s ever had to deal with playing board games with less than reputable siblings or friends, the electric die just might be your …read more (https://hackaday.com/2019/10/09/these-dice-know-if-youre-cheating/)
Connected World Contest: Four Top Winners Announced
https://hackaday.com/2019/10/09/connected-world-contest-four-top-winners-announced/
We love seeing the astonishing array of projects large and small entered into Hackaday contests which push the boundaries of what is possible. Our latest has been the Connected World contest which was announced back in June, and today we’re pleased to bring you its four top winners. As a …read more (https://hackaday.com/2019/10/09/connected-world-contest-four-top-winners-announced/)
https://hackaday.com/2019/10/09/connected-world-contest-four-top-winners-announced/
We love seeing the astonishing array of projects large and small entered into Hackaday contests which push the boundaries of what is possible. Our latest has been the Connected World contest which was announced back in June, and today we’re pleased to bring you its four top winners. As a …read more (https://hackaday.com/2019/10/09/connected-world-contest-four-top-winners-announced/)
Literal Stretch-Sensing Glove Reconstructs your Hand Poses
https://hackaday.com/2019/10/09/literal-stretch-sensing-glove-reconstructs-your-hand-poses/
Our hands are rich forms of gestural expression, but capturing these expressions without hindering the hand itself is no easy task–even in today’s world of virtual reality hardware. Fret not, though, as researchers at the Interactive Geometry Lab have recently developed a glove that’s both comfortable and straightforward to fabricate …read more (https://hackaday.com/2019/10/09/literal-stretch-sensing-glove-reconstructs-your-hand-poses/)
https://hackaday.com/2019/10/09/literal-stretch-sensing-glove-reconstructs-your-hand-poses/
Our hands are rich forms of gestural expression, but capturing these expressions without hindering the hand itself is no easy task–even in today’s world of virtual reality hardware. Fret not, though, as researchers at the Interactive Geometry Lab have recently developed a glove that’s both comfortable and straightforward to fabricate …read more (https://hackaday.com/2019/10/09/literal-stretch-sensing-glove-reconstructs-your-hand-poses/)
Modular Music Synthesis On The Web
https://hackaday.com/2019/10/09/modular-music-synthesis-on-the-web/
It is hard to imagine how the electronics hobby survived without the Internet. You found like-minded people and projects in magazines. And it is even harder to imagine what projects were in the magazines before the widespread availability of CPU chips. Think about it, there are only so many things …read more (https://hackaday.com/2019/10/09/modular-music-synthesis-on-the-web/)
https://hackaday.com/2019/10/09/modular-music-synthesis-on-the-web/
It is hard to imagine how the electronics hobby survived without the Internet. You found like-minded people and projects in magazines. And it is even harder to imagine what projects were in the magazines before the widespread availability of CPU chips. Think about it, there are only so many things …read more (https://hackaday.com/2019/10/09/modular-music-synthesis-on-the-web/)
Turning Old Toggle Switches Into Retro-Tech Showpieces
https://hackaday.com/2019/10/09/turning-old-toggle-switches-into-retro-tech-showpieces/
While those of us in the hacking community usually focus on making new things, there’s plenty to be said for restoring old stuff. Finding a piece of hardware and making it look and work like new can be immensely satisfying, and dozens of YouTube channels and blogs exist merely to …read more (https://hackaday.com/2019/10/09/turning-old-toggle-switches-into-retro-tech-showpieces/)
https://hackaday.com/2019/10/09/turning-old-toggle-switches-into-retro-tech-showpieces/
While those of us in the hacking community usually focus on making new things, there’s plenty to be said for restoring old stuff. Finding a piece of hardware and making it look and work like new can be immensely satisfying, and dozens of YouTube channels and blogs exist merely to …read more (https://hackaday.com/2019/10/09/turning-old-toggle-switches-into-retro-tech-showpieces/)
How Random is Random?
https://hackaday.com/2019/10/10/how-random-is-random/
Many languages feature a random number generator library for help with tasks like rolling a die or flipping a coin. Why, you may ask, is this necessary when humans are perfectly capable of randomly coming up with values?
[ex-punctis] was curious about the same quandary and decided to code up …read more (https://hackaday.com/2019/10/10/how-random-is-random/)
https://hackaday.com/2019/10/10/how-random-is-random/
Many languages feature a random number generator library for help with tasks like rolling a die or flipping a coin. Why, you may ask, is this necessary when humans are perfectly capable of randomly coming up with values?
[ex-punctis] was curious about the same quandary and decided to code up …read more (https://hackaday.com/2019/10/10/how-random-is-random/)
This sentence isn’t just a sentence
https://hackaday.com/2019/10/10/%E1%A0%8Ethis-sentence-%E2%80%8B%E2%80%8C%E2%80%8C%E2%80%8D%E2%80%8B%E2%80%8B%E1%A0%8E%E2%80%8B%E2%80%8B%E2%80%8Bisnt-just-a-sentence/
Some sentences have more than meets the eye, and we’re not talking about interpretive nonsense. Rather, some sentences may contain up to four paragraphs’ worth of hidden text, invisible to readers.
Thanks to Zero Width Obfuscation, it is possible to use Zero Width Characters – Unicode characters that are invisible …read more (https://hackaday.com/2019/10/10/%E1%A0%8Ethis-sentence-%E2%80%8B%E2%80%8C%E2%80%8C%E2%80%8D%E2%80%8B%E2%80%8B%E1%A0%8E%E2%80%8B%E2%80%8B%E2%80%8Bisnt-just-a-sentence/)
https://hackaday.com/2019/10/10/%E1%A0%8Ethis-sentence-%E2%80%8B%E2%80%8C%E2%80%8C%E2%80%8D%E2%80%8B%E2%80%8B%E1%A0%8E%E2%80%8B%E2%80%8B%E2%80%8Bisnt-just-a-sentence/
Some sentences have more than meets the eye, and we’re not talking about interpretive nonsense. Rather, some sentences may contain up to four paragraphs’ worth of hidden text, invisible to readers.
Thanks to Zero Width Obfuscation, it is possible to use Zero Width Characters – Unicode characters that are invisible …read more (https://hackaday.com/2019/10/10/%E1%A0%8Ethis-sentence-%E2%80%8B%E2%80%8C%E2%80%8C%E2%80%8D%E2%80%8B%E2%80%8B%E1%A0%8E%E2%80%8B%E2%80%8B%E2%80%8Bisnt-just-a-sentence/)
What Will We Do with the Turbine Blades?
https://hackaday.com/2019/10/10/what-will-we-do-with-the-turbine-blades/
As the global climate emergency continues to loom over human civilization, feverish work is underway around the world to find technical and political solutions to the problem. Much has been gained in recent years, but as global emissions continue to increase, there remains much left to do to stave off …read more (https://hackaday.com/2019/10/10/what-will-we-do-with-the-turbine-blades/)
https://hackaday.com/2019/10/10/what-will-we-do-with-the-turbine-blades/
As the global climate emergency continues to loom over human civilization, feverish work is underway around the world to find technical and political solutions to the problem. Much has been gained in recent years, but as global emissions continue to increase, there remains much left to do to stave off …read more (https://hackaday.com/2019/10/10/what-will-we-do-with-the-turbine-blades/)
DIY Tiny Dovetail Cube Needs DIY Dovetail Cutter
https://hackaday.com/2019/10/10/diy-tiny-dovetail-cube-needs-diy-dovetail-cutter/
There’s a trinket called a dovetail cube, and [mitxela] thought it would make a fine birthday present. As you can see from the image, he was successful in creating a tiny version out of aluminum and brass. That’s not to say there weren’t challenges in the process, and doing it …read more (https://hackaday.com/2019/10/10/diy-tiny-dovetail-cube-needs-diy-dovetail-cutter/)
https://hackaday.com/2019/10/10/diy-tiny-dovetail-cube-needs-diy-dovetail-cutter/
There’s a trinket called a dovetail cube, and [mitxela] thought it would make a fine birthday present. As you can see from the image, he was successful in creating a tiny version out of aluminum and brass. That’s not to say there weren’t challenges in the process, and doing it …read more (https://hackaday.com/2019/10/10/diy-tiny-dovetail-cube-needs-diy-dovetail-cutter/)
Tools, You Can’t take Them With You
https://hackaday.com/2019/10/10/tools-you-cant-take-them-with-you/
When I die I hope be buried in the English rural churchyard that has been my responsibility as churchwarden, after a funeral service that has been a celebration of my life. I am neither an Egyptian pharaoh nor a Viking queen though, so my grave will not contain all my …read more (https://hackaday.com/2019/10/10/tools-you-cant-take-them-with-you/)
https://hackaday.com/2019/10/10/tools-you-cant-take-them-with-you/
When I die I hope be buried in the English rural churchyard that has been my responsibility as churchwarden, after a funeral service that has been a celebration of my life. I am neither an Egyptian pharaoh nor a Viking queen though, so my grave will not contain all my …read more (https://hackaday.com/2019/10/10/tools-you-cant-take-them-with-you/)
The Next Generation Arduino Nano
https://hackaday.com/2019/10/10/the-next-generation-arduino-nano/
While we certainly do love the Arduino Nano for its low-cost and versatility in projects, it’s unarguable that every tools has its gripes. For one maker in particular, there were enough complaints to merit a redesign of the entire board. While Arduino may or may not be interested in incorporating …read more (https://hackaday.com/2019/10/10/the-next-generation-arduino-nano/)
https://hackaday.com/2019/10/10/the-next-generation-arduino-nano/
While we certainly do love the Arduino Nano for its low-cost and versatility in projects, it’s unarguable that every tools has its gripes. For one maker in particular, there were enough complaints to merit a redesign of the entire board. While Arduino may or may not be interested in incorporating …read more (https://hackaday.com/2019/10/10/the-next-generation-arduino-nano/)
Minature Table Saw Gets The Teeny Jobs Done
https://hackaday.com/2019/10/10/minature-table-saw-gets-the-teeny-jobs-done/
Table saws are highly useful tools, but tend to take up a lot of space. They’re usually designed to handle the bigger jobs in a workshop. It doesn’t have to be that way, however, as [KJDOT] demonstrates with a miniature table saw.
It’s a saw that relies on a simple …read more (https://hackaday.com/2019/10/10/minature-table-saw-gets-the-teeny-jobs-done/)
https://hackaday.com/2019/10/10/minature-table-saw-gets-the-teeny-jobs-done/
Table saws are highly useful tools, but tend to take up a lot of space. They’re usually designed to handle the bigger jobs in a workshop. It doesn’t have to be that way, however, as [KJDOT] demonstrates with a miniature table saw.
It’s a saw that relies on a simple …read more (https://hackaday.com/2019/10/10/minature-table-saw-gets-the-teeny-jobs-done/)
The Cutest Oscilloscope Ever Made
https://hackaday.com/2019/10/10/the-cutest-oscilloscope-ever-made/
If you thought your handheld digital oscilloscope was the most transportable of your signal analyzing tools, then you’re in for a surprise. This oscilloscope made by [Mark Omo] measures only one square inch, with the majority of the space taken up by the OLED screen.
It folds out into an …read more (https://hackaday.com/2019/10/10/the-cutest-oscilloscope-ever-made/)
https://hackaday.com/2019/10/10/the-cutest-oscilloscope-ever-made/
If you thought your handheld digital oscilloscope was the most transportable of your signal analyzing tools, then you’re in for a surprise. This oscilloscope made by [Mark Omo] measures only one square inch, with the majority of the space taken up by the OLED screen.
It folds out into an …read more (https://hackaday.com/2019/10/10/the-cutest-oscilloscope-ever-made/)
Fail of the Week: How Not to Re-Reflow
https://hackaday.com/2019/10/10/fail-of-the-week-how-not-to-re-reflow/
There’s no question that surface-mount technology has been a game-changer for PCB design. It means easier automated component placement and soldering, and it’s a big reason why electronics have gotten so cheap. It’s not without problems, though, particularly when you have no choice but to include through-hole components on your …read more (https://hackaday.com/2019/10/10/fail-of-the-week-how-not-to-re-reflow/)
https://hackaday.com/2019/10/10/fail-of-the-week-how-not-to-re-reflow/
There’s no question that surface-mount technology has been a game-changer for PCB design. It means easier automated component placement and soldering, and it’s a big reason why electronics have gotten so cheap. It’s not without problems, though, particularly when you have no choice but to include through-hole components on your …read more (https://hackaday.com/2019/10/10/fail-of-the-week-how-not-to-re-reflow/)
Building IoT Devices The Easy Way
https://hackaday.com/2019/10/10/building-iot-devices-the-easy-way/
Do you have a Raspberry Pi? What is it being used for right now? If you’re like the majority of people who replied to [Michael Hall’s] poll on Twitter, it’s likely yours is sitting on a shelf doing nothing too. So why not just turn it into an IoT device …read more (https://hackaday.com/2019/10/10/building-iot-devices-the-easy-way/)
https://hackaday.com/2019/10/10/building-iot-devices-the-easy-way/
Do you have a Raspberry Pi? What is it being used for right now? If you’re like the majority of people who replied to [Michael Hall’s] poll on Twitter, it’s likely yours is sitting on a shelf doing nothing too. So why not just turn it into an IoT device …read more (https://hackaday.com/2019/10/10/building-iot-devices-the-easy-way/)
CPU Showdown for Pancakes
https://hackaday.com/2019/10/11/cpu-showdown-for-pancakes/
If you ask people how they rate as a driver, most of them will say they are better than average. At first, that seems improbable until you realize one thing: people judge themselves by different criteria. So Sally thinks she’s a good driver because she goes fast. Tom’s never had …read more (https://hackaday.com/2019/10/11/cpu-showdown-for-pancakes/)
https://hackaday.com/2019/10/11/cpu-showdown-for-pancakes/
If you ask people how they rate as a driver, most of them will say they are better than average. At first, that seems improbable until you realize one thing: people judge themselves by different criteria. So Sally thinks she’s a good driver because she goes fast. Tom’s never had …read more (https://hackaday.com/2019/10/11/cpu-showdown-for-pancakes/)