A Technical I.T./DevOps Blog
Question
What could happen if your use your cell phone as normal on a plane? Would the pilots be incapable of communicating with air traffic control — causing the plane to crash?
Answer
While we do not recommend violating the policies of a plane, one source says that interference with the pilot’s communication system has not yet led to a crash.
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Continue reading “Can an Airplane Crash if a Passenger Fails to Use Airplane Mode on a Flight?”
Problem scenario
You want to get help from Coinbase. You go to https://help.coinbase.com/en/contact-us. Then you go to “Phone Support.” You click on “Request a Call.”
You see the “Account phone number” is incorrect. You called Coinbase, but when you used the automated prompts, you were directed to the website to use the online system to chat with someone. The support person suggests you reset your 2FA application (and start over).
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Continue reading “How Do You Change Your Phone Number in Coinbase?”
Question
What book has not most words written by Nietzsche when translated into English?
Answer
The Will to Power has books I, II, III, and IV:
If you combine all the sub-books of the The Will to Power, it is longer than Friedrich Nietzsche’s other books.
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Continue reading “What is Nietzsche’s Longest Book by Word Count?”
Problem scenario
You have been listening to Nietzsche’s Will to Power. You heard the term “chandala.” What does it mean?
Solution
The correct spelling is “chandala.” This originally Sanskrit term refers to the lowest class of people (e.g., the outcasts or untouchables). The term “chandala” is considered a slur in parts of India according to The Pariah Problem: Caste,
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Continue reading “What is the “Chundulah” or the “chandala”?”
Problem scenario
In MetaMask’s dashboard, you see a cryptocurrency with a balance that does not seem correct. You click the three dots on the right of the balance and click “Resync Balance.” It appears inaccurate (as you just sent more coins to the address of your MetaMask Portfolio). When you click on the cryptocurrency symbol, you see a “Holdings” balance that appears accurate. Why is there a discrepancy between the “holdings” balance of the individual coin and the dashboard’s balance for this coin?
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Problem scenario
You are coding in Python. For some reason your list is getting out of order. It sometimes works. But sometimes the last item is going to the first item. What is wrong?
Possible Solution #1
Re-examine your logic. Break things up into smaller lists and fewer variables for the sake of testing.
Possible Solution #2
Look at the different input files if there are any.
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Continue reading “How Do You Troubleshoot a List in Python That Gets Out of Order?”
Problem scenario
You want to avoid needing to go to a doctor. What should you consider?
Solution
Try to avoid stress or manage it well. This article says than 70% of doctors visits are from stress.
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Problem scenario
There a non-custodial exchanges (that do not store your cryptocurrency). Is there a non-custodial wallet for your digital assets?
Solution
Yes, this term refers to a “cold wallet.” We think the term “self-custodial wallet” is preferable to “non-custodial wallet” — but the term “cold wallet” is more commonly used. Apparently in the cryptocurrency world, custodial wallets are those you do not physically control.
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Continue reading “Is There Such a Thing as a Non-custodial Wallet?”
Problem scenario
You are concerned that if your have money in your Trezor wallet, someone could take control of your computer and steal the cryptocurrency from it. Is this possible?
Solution
No, it is not possible as far as we know. To send money from a Trezor Model T (and possibly other wallets), you have to near the physical display to push a button.
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Continue reading “Can Someone Remotely Steal Your Trezor Assets if They Hack Your Computer?”
Problem scenario
You are setting up MetaMask for the first time. It says “First, enter the Secret Recovery Phrase that you were given when you created your wallet.”
You read this:
Do not share your recovery seed with anyone else.
Do not keep digital copies of your recovery seed (this includes screenshots, photographs, emails, Dropbox backup etc).
https://trezor.io/learn/a/how-to-use-a-recovery-seed
You read this:
Importing your Trezor seed into a wallet like Metamask will reduce your security to that of a hot wallet,
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Continue reading “Should You Enter Your 12 Word Recovery Seed into MetaMask?”