CommunityNews
A Man Powers Home for 8 Years Using 1,000 Old Laptop Batteries
A man has managed to power his home for eight years with a system using more than 1,000 recycled laptop batteries. This ingenious project, based on the use of
Read in full here:
Most Liked
AstonJ
This is very cool!
1
Eiji
Interesting but …
- Solar panels works differently in each place and time (for example rainy season in some regions)
- I heard that they are useless in cases where the sun is too weak or too strong, so they may “work” for a 1/6 of day, sometimes more and sometimes even less
- Depending on panel they may be many other problems with dust, snow and water. Of course there are panels with extra protections, but obviously it would not make them cheaper
That’s said it’s still interesting … I wonder how much money and space it require … Also I heard that there are 79% transparent panels that can be mounted on windows … 
1
Popular General Dev topics
It has some interesting features:
It’s entirely wireless (the left half speaks Bluetooth to the right half, and the right half speaks B...
New
The File System Access API with Origin Private File System.
WebKit supports new API that makes it possible for web apps to create, open,...
New
How a piece of advice became a lifestyle
TABLE OF CONTENTS
WHERE TO BEGIN…
FIRST CONTACT
PICKING EMACS FOR LIFE
CHEATING ON EMACS
SERE...
New
The overengineered Solution to my Pigeon Problem.
TL;DR: I built a wifi-equipped water gun to shoot the pigeons on my balcony, controlle...
New
8 reasons to ditch Chrome and switch to Firefox.
Chrome may dominate, but Firefox is a known name among browsers for a reason. Whether y...
New
LG 28-inch 16:18 DualUp Monitor with Ergo Stand and USB Type-C™ (28MQ780-B) | LG USA.
Shop LG 28MQ780-B on the official LG.com website ...
New
Developing Godot Projects with Neovim.
When I started using Godot Engine, what surprised me the most is the built-in Language Server Pro...
New
Large Language Models like ChatGPT say The Darnedest Things.
The Errors They MakeWhy We Need to Document Them, and What We Have Decided ...
New
On the benefits of learning in public.
Learning in public helps me grow as an engineer and seems to benefit others too. Here’s why I sho...
New
In beginning the NVIDIA Blackwell Linux testing with the GeForce RTX 5090 compute performance, besides all the CUDA/OpenCL/OptiX benchmar...
New
Other popular topics
Learn from the award-winning programming series that inspired the Elixir language, and go on a step-by-step journey through the most impo...
New
New
We have a thread about the keyboards we have, but what about nice keyboards we come across that we want? If you have seen any that look n...
New
Use WebRTC to build web applications that stream media and data in real time directly from one user to another, all in the browser.
...
New
Author Spotlight
Rebecca Skinner
@RebeccaSkinner
Welcome to our latest author spotlight, where we sit down with Rebecca Skinner, auth...
New
Inside our android webview app, we are trying to paste the copied content from another app eg (notes) using navigator.clipboard.readtext ...
New
There appears to have been an update that has changed the terminology for what has previously been known as the Taskbar Overflow - this h...
New
Will Swifties’ war on AI fakes spark a deepfake porn reckoning?
New
Curious what kind of results others are getting, I think actually prefer the 7B model to the 32B model, not only is it faster but the qua...
New
Background
Lately I am in a quest to find a good quality TTS ai generation tool to run locally in order to create audio for some videos I...
New
Sponsor Spotlight
We build trusted fault-tolerant systems that scale to billions of users.
Categories:
Sub Categories:
- All
- In The News
- Dev Chat (204)
- Questions (35)
- Resources (120)
- Blogs/Talks (27)
- Jobs (3)
- Events (15)
- Code Editors (59)
- Hardware (59)
- Reviews (5)
- Sales (16)
- Design & UX (5)
- Marketing & SEO (2)
- Industry & Culture (14)
- Ethics & Privacy (19)
- Business (4)
- Learning Methods (6)
- Content Creators (7)
- DevOps & Hosting (9)
Popular Portals
- /elixir
- /rust
- /wasm
- /ruby
- /erlang
- /phoenix
- /keyboards
- /python
- /js
- /rails
- /security
- /go
- /swift
- /vim
- /clojure
- /emacs
- /java
- /haskell
- /svelte
- /onivim
- /typescript
- /kotlin
- /c-plus-plus
- /crystal
- /tailwind
- /react
- /gleam
- /ocaml
- /elm
- /flutter
- /vscode
- /ash
- /html
- /opensuse
- /zig
- /centos
- /deepseek
- /php
- /scala
- /react-native
- /lisp
- /sublime-text
- /textmate
- /nixos
- /debian
- /agda
- /django
- /deno
- /kubuntu
- /arch-linux
- /nodejs
- /revery
- /ubuntu
- /spring
- /manjaro
- /lua
- /diversity
- /julia
- /markdown
- /slackware
Devtalk Sponsors
Practical resources that improve the lives of professional developers.
We build trusted fault-tolerant systems that scale to billions of users.
Real-time error tracking, performance insights, and observability for devs.
Supporting innovation across the BEAM ecosystem.
We build reliable cloud platforms for business-critical systems.
Develop your skills with books, videos, and courses.
Catch errors, track performance, monitor hosts and more.
Enabling companies to succeed by building software people love.
Courses that move you from confusion to "Aha, now I get it!"