Start Your Own Wireless ISP(WISP)
Wow, sound crazy but it’s actually very practical. This guide is focused on the very earliest stages of starting a WISP - determining feasibility up through connecting the first few customers. You may not start a real ISP, but knowing the process and the infrastructure is useful knowledge.
HTTPS explained with carrier pigeons
Carrier pigeons transport letters in plain sight. Any activity on the internet comes down to sending and receiving messages to and from a server. How come we can secure them? This is another attempt to explain HTTPS in simpler term.
Why my Java application is OOMKilled
Those who already ran Java application inside Docker have probably came across the problem of the JVM incorrectly detecting the available memory when running inside of the container. The JVM rather sees the available memory of the machine instead of the memory available only to the Docker container.
Code alignment issues
Could you imagine just because you remove a function
foo, which has nothing to do with function
bar, yet suddenly
bar performan goes donw 10%. Let’s see why.
Simple CO₂ monitor in your office
A simple hardware project to collect CO₂ with a device found for ~116USD on Amazon. A Go binary to run on a Raspberry PI, read data from the device via USB.
Crypto Curry with Elixir - (Even More) Functional Elixir
Similar to the author, I like Elixir and cryptocurrencies so enjoy this quite a bit. let’s build a small crypto price checker. Then we will refactor it using FP concepts such as currying, function composing and pointfree functions
How does pickle work in Python?
The pickle module implements serialization protocol, which provides an ability to save and later load Python objects using special binary format. It can also store references to functions and classes, as well as the state of class instances.
That's it for this round, have a great day! If you like this newsletter, please tell the world, or
tweet about this