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Ask HN: What's the most valuable thing you can learn in an hour?

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Re: Ask HN: What's the most valuable thing you can learn in an hour?

#32
Learn how to read quarterly earnings (and other financial documents).

It's amazing how simply it is to see if a company is making money / losing money and how that'll impact your view of the world.

For instance, Uber as it is today, is going out of or dramatically changing its business. Might not see that from all the hype, might not see it from all the user, but the terms sheet doesn't quarterly earnings doesn't lie ($1B in losses quarter-over-quarter).

Has helped me (and friends) reduce losses and improve earnings by identifying good / poor investments.

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#33

How to properly wrap cables. A/V and cable techs are super anal about this and it takes just a few minutes to learn, it will change your life. Cables should never be coiled in the same direction. It creates kinks when unwound and make it extremely likely for knots to form (ever leave your headphones in your pocket?). If a cable isn't being installed permanently it should be "wrapped" using a technique called "over-un…

Also known as "figure-eighting." Guys who do stadium setups for televised sports are champion cable figure-eighters.

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#34
post #9

Git. It has few commands and can be rapidly learned in one hour, mastering commands such as Git fetch Git pull Git commit Git push Git merge Git log

This. I would add -> understand how git works. The difference between merge and rebase, what Head is, what Tip is, etc.

that's out of 60 minutes time

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#35

Git. It has few commands and can be rapidly learned in one hour, mastering commands such as Git fetch Git pull Git commit Git push Git merge Git log

If a developer using github, learn the keyboard shortcuts for github.com

? shows a list, 't' shows a directory tree and lets you search for a file.

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#36
post #13

Learn to tie the basic knots. 3 to 5 knots will cover 95% of the situations you'll ever encounter. They're easy to learn. When someone tosses you a rope, you have no excuse for not knowing what to do with it.

When someone tosses me a rope I'll toss it to you ;)

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#37
Meditating. You can learn in 5 minutes.

One of the easiest ways is using an app like Calm or HeadSpace.

Alternatively, just sit down wherever you fee comfortable and won't get interrupted for a few minutes, close your eyes, then count your breaths from 1 to 10, then repeat, start from one of you get lost (very common).

Regular meditation practice can help you in many ways, the most valuable to me is the improved ability of staying present, which seems to improve a lot of different aspects of my life.

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#38

There's a growing realization that you can completely side-step the need for Single-Page App frameworks like React using websockets and the morphdom library. Projects like StimulusReflex (Rails) and LiveView (Phoenix) allow developers to build complex, reactive modern apps faster and easier by rejecting the need to even have client state. https://github.com/hopsoft/stimulus_reflex https://github.com/phoenixframework/…

Your mind will be furtherly blown when you realize this has been working for decades in JavaServerFaces!

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#39
post #21

Learning that learning takes more than an hour, no matter the domain. You said it yourself: "A lot of what hackers do takes years of building knowledge upon knowledge". Understanding a skill takes time, energy, and discipline to improve is all you can do. Everything else is simply spending an hour "doing something". If you keep the "something" to a smaller set of "things", then maybe you can learn something over seve…

[deleted]

Re: Ask HN: What's the most valuable thing you can learn in an hour?

#40
post #33

How to properly wrap cables. A/V and cable techs are super anal about this and it takes just a few minutes to learn, it will change your life. Cables should never be coiled in the same direction. It creates kinks when unwound and make it extremely likely for knots to form (ever leave your headphones in your pocket?). If a cable isn't being installed permanently it should be "wrapped" using a technique called "over-un…

Also known as "figure-eighting." Guys who do stadium setups for televised sports are champion cable figure-eighters.

wrapped cables save lives!
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