How Do You Remove OS Options That Are No Longer Valid?

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Problem scenario
In a pre-boot menu on your server/desktop/laptop, there is a UEFI/BIOS screen showing a “boot menu” with vestiges of older operating systems that used to be installed. You do not want these displayed because many are corrupt or otherwise deleted. How do you remove the options from the menu?

Possible Solution #1
If you are using Linux,

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How Do You Troubleshoot the error “operator-sdk: cannot find module for path embed”?

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Problem scenario
You run “make install” and get an error like this:

build github.com/operator-framework/operator-sdk/cmd/operator-sdk: cannot find module for path embed
make: *** [Makefile:65: install] Error 1

What should you do?

Solution
1. Edit the go.mod file. Replace this line:

module github.com/operator-framework/operator-sdk/

with this line

module github.com/operator-framework/operator-sdk/tree/master/ …

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How Do You Get the Arrow Keys to Not Enter Text when in vi?

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Problem scenario
When you enter text in vi you see A, B, C, or D, when you press an arrow key. How do you get vi to act more “normally”?

Solution
Create ~/.vimrc if it doesn’t exist. If it does exist, append a stanza “set nocompatible” (without quotes) to the file.

Here are the steps:

vi ~/.vimrc
set nocompatible …

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Can the Word “Bandwidth” Be Use to Describe an Employee’s Capacity for More Work?

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Question
Is it acceptable to ask an employee if they have availability for more work by asking if they have “bandwidth”?

Answer
Yes, but not everyone will know what it means, and some people don’t care for this metaphor.

Sources:

https://english.stackexchange.com/questions/57935/is-it-proper-to-use-the-word-bandwidth-as-it-relates-to-time-allotment

https://www.quora.com/What-is-the-meaning-when-your-boss-says-Do-you-have-any-bandwidth-for-a-project

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How Do You Troubleshoot a “make install” Command Failing?

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Problem scenario
You run a “make install” command, but it fails with a message that says
“error loading module requirements…Makefile …”

What should you do?

Possible solution #1
You do not have enough space on the disk. Can you expand the storage capacity? Then run “go mod tidy” when the server is usable again. Try the “make install” again.

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What Does “Not Your Keys, Not Your Coins” Mean?

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Problem scenario
You have seen the initialism NYKNYC. What does it mean?

Solution
NYKNYC means “not your keys, not your coins” or “not your keys, not your cryptocurrency.” A private key is a non-tangible key that is not supposed to be given to other people. A public key is an address that may be given to other people.

You have to protect that private key because if anyone else gets their hands on it,

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Concerned about Passwords for your Cryptocurrency Account?

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If you want to learn more about why you should use a VPN when doing cryptocurrency trades, see these posts:

https://finbold.com/guide/why-should-you-use-vpn-when-trading-crypto/

https://cybernews.com/best-vpn/vpn-for-crypto-trading/

https://www.youtube.com/watch?v=Quljl-wKYBE

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

This video takes a different position on whether you should use a VPN for cryptocurrency trading:
https://www.youtube.com/watch?v=51ZBdMPzHC4

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