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zod wrote

How to use a sewing machine. How many of us throw out our clothes when they get a little tear in them? It's so wasteful.


dele_ted wrote

Generally, a lot of things can be fixed pretty easily with just a little bit of knowledge and some common sense.


ziq wrote

Growing food. If you can't do that, you're at the whims of capitalists for basic nourishment.


rosalique wrote

How to hold a conversation.


First aid.


TheLegendaryBirdMonster wrote

scientific method

consensus decision making such as the seven thinking hats technique

learning: critical thinking, gathering relevant/true information from the web

bash scripts, vim, latex and python: makes computing efficient


not_AFX_lol wrote

The ability to use a computer, although I imagine most of you have that already.


KacperTheAnarchist wrote

ability to free yourself from Windows. Ironically i'm writing this using Windows because there is a motherboard bug on my tablet that prevents the OS from finding drivers.


Cosmicsloth42 wrote

How to preform general maintenance on your car. It will save you a ton of time and keep you safe from the predatory vultures called mechanics.


hotcool wrote

Emotional regulation.


Tequila_Wolf wrote

Can you elaborate on this?


hotcool wrote

Sure. It means not taking things personally. It's being able to control your emotions and not have your emotions control you. Meditation really helps in this regard.


pavlichenko wrote

  1. How to build a shelter
  2. How to grow food
  3. How to cook / prepare food

NEOalquimista wrote

To operate a single engine airplane. You never know...

FlightGear is a free and open source flight simulator. There are countless pages on the net about the first steps, which are flying straight and level and reading the instruments; and the more complicated stuff, which is navigation (VOR, VOR-DME, ILS approaches and so on.)