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1500 questions
42
votes
7 answers
What happens if I mistype the address when making a payment?
I sent bitcoins to an address, but I think I made a typo when I copied it. Where did these bitcoins go. Can I get them back?
lemonginger
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42
votes
6 answers
What are stale shares and what can I do to avoid them?
When I mine at a pool, only a part of my shares are accepted. There is a small percentage which is marked as stale.
As far as I know I only get paid for accepted shares, so what are these stale shares and how can I avoid them?
nmat
- 11,479
- 14
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- 78
42
votes
7 answers
How to safely shutdown bitcoind ?
Surprised this one hasn't been asked yet.
But how / what is the recommended best practice for shutting down bitcoind ?
Right now I'm manually killing the process with either sudo kill {pid} or if this is failing (like just now) using sudo pkill -9…
ManreeRist
- 887
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- 12
41
votes
1 answer
My raw transaction destroyed 0.0284377 BTC. What did I do wrong?
Years ago I designed a .NET module which facilitates the transmission of BTC to my customers. It creates a binary representation of the desired transaction based on the material presented here and here:
The binary representation is then converted to…
Festus Martingale
- 763
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- 13
41
votes
2 answers
When should I use -reindex-chainstate and when -reindex
What is the difference between the options -reindex and -reindex-chainstate?
Is one of the options faster?
When should each option be used?
amanusk
- 583
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41
votes
5 answers
What will happen to mining after the 20 999 999th Bitcoin?
After the 21 millionth bitcoin or 20,999,999th bitcoin is mined, what will happen to bitcoin mining? - will it just stop, or will we make a further division of the satoshi thanks to Bitcoin's infinite divisibility? Or maybe miners could mine a share…
Marco Scannadinari
- 647
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- 7
- 8
41
votes
1 answer
Cryptocurrency Arbitrage - What do I need to know?
I'm curious as how one would go about arbitraging crypto currencies - How does it work? what do I need to look out for? What are the risks and caveats?
deepbrook
- 1,672
- 1
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41
votes
3 answers
Can I use my wallet on different computers?
I'm used to synchronize my data on different machines. Depending on the data I use SVN, Dropbox or SSH (Unison). Is this possible with the bitcoin wallet, too?
Thor
- 1,027
- 1
- 9
- 10
40
votes
3 answers
Who gets Bitcoin transaction fees?
Whenever I send bitcoins from one wallet or one exchange to the next there is always a fee. This makes sense with the exchange sites, they are just collecting the fee so they can make a living. What about the open source wallets that I've installed…
Albert Renshaw
- 731
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- 16
40
votes
2 answers
Do unconfirmed transactions expire?
Do they just sit there unconfirmed (e.g. when you be evil and don't pay a tx fee) forever? Or do they get deleted after a few days?
lurf jurv
- 2,704
- 4
- 22
- 28
40
votes
2 answers
How does Ripple solve the double-spend problem?
How does the Ripple system solve the double-spend problem? Does it also use some block-chain-like entity that officially dictates which transactions are confirmed and which are not, or does it use some other clever mechanism?
ThePiachu
- 42,931
- 25
- 138
- 347
40
votes
2 answers
What is a Finney attack?
What is a Finney attack? Extra points for explaining its purpose, the prerequisites for it to be possible, how the attack can be performed and the origin of the name "Finney attack".
Dr.Haribo
- 8,409
- 10
- 43
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40
votes
4 answers
What are pros and cons of txindex option?
I am reading "Mastering Bitcoin" written by Andreas and I found this explanation about "txindex option"
Transaction Database Index and txindex Option
By default, Bitcoin Core builds a database containing only the
transactions related to the…
zono
- 1,895
- 1
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40
votes
5 answers
How do I accept bitcoin payments at a real world store?
From what I understand, there are some requirements for using bitcoins at a physical store:
Both the store owner and the client must have Internet access
The client must have a cellphone or a laptop to issue the payment
The seller must have a way…
nmat
- 11,479
- 14
- 50
- 78
39
votes
5 answers
What is a deterministic wallet?
It sounds as if it's a process that enables a wallet to be rebuilt from a passphrase, or from several fragments scattered about. Could someone provide a detailed technical explanation?
Gary
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