DEV Community

Cover image for January 29th, 2021: What did you learn this week?
Nick Taylor
Nick Taylor

Posted on

January 29th, 2021: What did you learn this week?

It's that time of the week again. So wonderful devs, what did you learn this week? It could be programming tips, career advice etc.

![Information flowing through your brain](https://media.giphy.com/media/qKltgF7Aw515K/giphy.gif)

Feel free to comment with what you learnt and/or reference your TIL post to give it some more exposure.

#todayilearned

Summarize a concept that is new to you.

And remember, if something you learnt was a big win for you, then you know where to drop it as well.👇👇🏻👇🏼👇🏽👇🏾👇🏿

![Price is Right contestant celebrating](https://media.giphy.com/media/gF29UEqBhSoDY8LHKg/giphy.gif)

Top comments (22)

Collapse
 
peter279k profile image
peter279k • Edited

I pass the RHCE (RedHat Certified Engineer) exam.

And now I'm familiar with the Ansible usage :).

And I can configure one YAML file to deploy multiple hosts :).

Collapse
 
nickytonline profile image
Nick Taylor

Actor Leonardo DiCaprio as Gatsby doing a cheers

Collapse
 
lukewestby profile image
Luke Westby

While doing some functional programming I learned that doing a foldl with map2 over a list of lists only constrains the length of the final list to the shortest length if the input is sorted by length first.

Collapse
 
nickytonline profile image
Nick Taylor

Awesome!

Hackerman from Kung Fury putting on a Nintendo Power glove

Collapse
 
dhruvindev profile image
Dhruvin

I learnt how to cache the users scroll postion when you have to render long list of posts in angular, for better ux

Collapse
 
nickytonline profile image
Nick Taylor

Yeah!

A T-Rex saying Yeah!

Collapse
 
bekahhw profile image
BekahHW

I learned that there are some really cool things happening with deep learning and mental health treatment.

Collapse
 
ablx profile image
Mirco

I read a couple of chapters from "Mindware" and learned a lot about how our mind works.

Collapse
 
nickytonline profile image
Nick Taylor

Kirk and Bones nodding to each other in Star Trek

Collapse
 
highcenburg profile image
Vicente Antonio G. Reyes

Learned how to build a facebook messenger chatbot in Hubspot for my site and my facebook page

Collapse
 
nickytonline profile image
Nick Taylor

BB-8 giving a thumbs up

Collapse
 
mse99 profile image
Mohamed Edrah

Studying behavioral design patterns in node, this week I learned about the strategy, state machine, template constructors and middleware patters.

Collapse
 
nickytonline profile image
Nick Taylor

Gym teacher from Glee saying amazing!

Collapse
 
retronav profile image
Pranav Karawale

I learnt a lot about Promises which would help me in implementing a method by which I can dynamically import JS modules and cache them for later use.

PS. You just posted this on my birthday!

Collapse
 
nickytonline profile image
Nick Taylor

Jean-Luc Picard from Star Trek TNG saying Well done!

Collapse
 
mdhesari profile image
Mohammad Fazel

I'm finally launching my fav project have been working recently, it is built using vuejs and laravel. So excited about it.

Collapse
 
nickytonline profile image
Nick Taylor

Stephen Colbert saying Awesome Sauce

Collapse
 
nald profile image
Nald

I learnt how to use pm2 for the first time, glad now i know as a beginner

Collapse
 
nickytonline profile image
Nick Taylor

Nice!

Nice

Collapse
 
bekahhw profile image
BekahHW

I just posted one of my resources here: virtualcoffee.io/monthlychallenges..., but I love listening to Dr. Eric Topal's podcast too: Medicine and the Machine.

Thread Thread
 
nickytonline profile image
Nick Taylor

That's awesome! 🔥

Yes, that's awesome!