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
Site
Fingerprinting
google.com
Yes
youtube.com
Yes
Amazon.com
Yes
Yahoo.com
Yes
Zoom.us
No
Facebook.com
Yes
Reddit.com
Ye...
New
Maybe it’s just my experience, but Object-Oriented Programming seems like a default, most common paradigm of software engineering. The on...
New
Mediocre typing feel overshadows reliable wireless and fantastic battery life.
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
Hector Martin (@marcan@treehouse.systems).
Attached: 1 image
For those wondering why the hell we need all this safety system stuff for...
New
Once you get good at Rust all of these problems will go away
Rust being great at big refactorings solves a largely self-inflicted issues ...
New
Dark mode isn’t as good for your eyes as you believe.
The shadowy display mode has leagues of fans claiming it helps reduce eye strain, ...
New
Why Ruby on Rails still matters.
An old tool endures in a Next.js world
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
Most of what modern software engineers do involves APIs: public interfaces for communicating with a program, like this one from Twilio. I...
New
Other popular topics
Algorithms and data structures are much more than abstract concepts. Mastering them enables you to write code that runs faster and more e...
New
Design and develop sophisticated 2D games that are as much fun to make as they are to play. From particle effects and pathfinding to soci...
New
This looks like a stunning keycap set :orange_heart:
A LEGENDARY KEYBOARD LIVES ON
When you bought an Apple Macintosh computer in the e...
New
Learn different ways of writing concurrent code in Elixir and increase your application's performance, without sacrificing scalability or...
New
Biggest jackpot ever apparently! :upside_down_face:
I don’t (usually) gamble/play the lottery, but working on a program to predict the...
New
We’ve talked about his book briefly here but it is quickly becoming obsolete - so he’s decided to create a series of 7 podcasts, the firs...
New
Build efficient applications that exploit the unique benefits of a pure functional language, learning from an engineer who uses Haskell t...
New
Author Spotlight
Rebecca Skinner
@RebeccaSkinner
Welcome to our latest author spotlight, where we sit down with Rebecca Skinner, auth...
New
New
Develop, deploy, and debug BEAM applications using BEAMOps: a new paradigm that focuses on scalability, fault tolerance, and owning each ...
New
Categories:
Sub Categories:
- All
- In The News
- Dev Chat (202)
- Questions (34)
- Resources (119)
- Blogs/Talks (27)
- Jobs (3)
- Events (15)
- Code Editors (59)
- Hardware (57)
- Reviews (5)
- Sales (16)
- Design & UX (5)
- Marketing & SEO (2)
- Industry & Culture (14)
- Ethics & Privacy (19)
- Business (4)
- Learning Methods (5)
- Content Creators (7)
- DevOps & Hosting (9)
Popular Portals
- /elixir
- /rust
- /ruby
- /wasm
- /erlang
- /phoenix
- /keyboards
- /python
- /js
- /rails
- /security
- /go
- /swift
- /vim
- /clojure
- /haskell
- /emacs
- /java
- /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
- /textmate
- /lisp
- /sublime-text
- /nixos
- /debian
- /agda
- /django
- /kubuntu
- /deno
- /arch-linux
- /nodejs
- /revery
- /ubuntu
- /spring
- /manjaro
- /lua
- /diversity
- /markdown
- /julia
- /c








