How to SSH Into a Docker Container

SSH is one of the most-used commands in a sysadmin’s toolbox but it’s not commonly seen alongside Docker. Here’s how you can SSH into a running container and why you should think twice before you do.

https://www.cloudsavvyit.com/13937/how-to-ssh-into-a-docker-container/

@DevMisc
#docker #tips

HTML over DNS

Serving Blog Content Over DNS through Cloudflare API.

https://jacobkiers.net/hod

@DevMisc
#web #dns #html

Python Generators - How to use them and the benefits you receive

Python Generators are often considered a somewhat advanced topic, but they are actually very easy to understand once you start using them on a regular basis.

https://www.youtube.com/watch?v=bD05uGo_sVI

@DevMisc
#python #tips #video

“Pack it in, mathematicians, someone owes LLVM a million bucks”

https://twitter.com/jckarter/status/1428093469755527168

@DevMisc
#llvm #clang #meme

SHA-1 is broken

"We have broken SHA-1 in practice, and tools like GIT are affected by this problem"

https://shattered.io/

@DevMisc
#security #cryptography

I hate almost all software

It's unnecessary and complicated at almost every layer. The only thing that matters in software is the experience of the user.

https://tinyclouds.org/rant.html

@DevMisc
#meta #extra

How to prevent email spoofing, using an unholy combination of silly standards

Recently, I encountered a problem. My domain didn't correctly implement SPF, DKIM, or DMARC...

https://simonandrews.ca/articles/how-to-set-up-spf-dkim-dmarc

@DevMisc
#mail #learn #misc

A fast alternative to the modulo reduction

Suppose you want to pick an integer at random in a set of N elements. Your computer has functions to generate random 32-bit integers, how do you transform such numbers into indexes no larger than N?

https://lemire.me/blog/2016/06/27/a-fast-alternative-to-the-modulo-reduction/

@DevMisc
#tips #performance

Breaking down a ripple animation in JavaScript

https://www.bryanbraun.com/2021/04/15/ripple-animation-in-javanoscript/

@DevMisc
#javanoscript #web

Raspberry Pi Monitoring using Telegraf, InfluxDB, and Grafana

In Telegraf, InfluxDb, and Grafana combination, we were able to find a solution that pushes metrics from the devices using Telegraf, store them in InfluxDB and visualize using Grafana...

https://blog.thecloudside.com/raspberry-pi-monitoring-using-telegraf-influxdb-and-grafana

@DevMisc
#grafana #devops #raspberry

EsNext features in TypeScript with Babel

TypeScript is a statically typed language built on top of JavaScript. It works basically like a type layer for JS...

https://dev.to/fkrasnowski/esnext-features-in-typenoscript-with-babel

@DevMisc
#typenoscript #babel #esnext

Gitfs: Version Controlled File System

Gitfs is a fuse file system that fully integrates with git.

https://www.presslabs.com/docs/code/gitfs/

@DevMisc
#git #tools #misc

Microservices — micro-what?

I think we all pretty much have a good idea of what an app is. And that is precisely what a microservice is...

https://thomasw7.medium.com/microservices-micro-what

@DevMisc
#microservices #devops #deploy

Design Patterns in JavaScript

Design Patterns are the solutions to commonly occuring problems in software design...

https://dev.to/zeeshanhshaheen/design-patterns-in-javanoscript

@DevMisc
#javanoscript #react #webdev

FastAPI - The Good, the Bad and the Ugly

FastAPI is a relatively new web framework for Python claiming to be one of the fastest Python frameworks available.

https://dev.to/fuadrafid/fastapi-the-good-the-bad-and-the-ugly-20ob

@DevMisc
#python #fastapi #misc

Things to commit just before leaving your job

https://gist.github.com/aras-p/6224951

@DevMisc
#meme #git #extra

Use Docker multi-stage builds

Keeping your images small with multi-stage images.

https://docs.docker.com/develop/develop-images/multistage-build/#use-a-previous-stage-as-a-new-stage

@DevMisc
#docker #learn

One does not simply calculate the absolute value

It seems that the problem of calculating the absolute value of a number is completely trivial. If the number is negative, change the sign. Otherwise, just leave it as it is.

https://habr.com/en/post/574082/

@DevMisc
#java #misc

"I have spent 7 years creating a programming language for the web"

Imba is neither an academic exercise or a toy project. We've built Imba over many years to build the frontend and backend of scrimba.com. Our goal has always been to create the most fun and powerful language for creating rich web applications.

https://imba.io/

@DevMisc
#web #frontend #extra

API Tokens: A Tedious Survey

An overview about API tokens and how (and where) to use them.

https://fly.io/blog/api-tokens-a-tedious-survey/

@DevMisc
#cryptography #api #overview

Bash Hacker's Illustrated File Redirection Tutorial

This tutorial is not a complete guide to redirection, it will not cover here docs, here strings, name pipes etc… I just hope it'll help you to understand what things like 3>&2, 2>&1 or 1>&3- do.

https://wiki.bash-hackers.org/howto/redirection_tutorial

@DevMisc
#bash #shell #learn