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1781  Bitcoin / Bitcoin Technical Support / Re: Sent bitcoin to wrong address and currently 0 confirmations on: October 18, 2016, 12:47:54 AM
Hey guys,
So i mistakenly sent my bitcoins to a wrong address.

Lets say the intended address is: 1D3kVrgh71gCFaQerj2eZUboSPeQdwTUQH

I missed out the H at the end and send it to: 1D3kVrgh71gCFaQerj2eZUboSPeQdwTUQ

My wallet currently says 0 confirmations after 4 hours.. is there anything i can do?

Thanks in advance!

The odds of the address missing a character passing the validation checksum check are pretty small. What wallet are you using? Can you provide the addresses?

Does the transaction show up anywhere else? What were the fees?

See e.g. https://bitcointalk.org/index.php?topic=1026.0
1782  Bitcoin / Bitcoin Discussion / Re: Bitcoin Whitepaper ... [not so serious post] on: October 15, 2016, 04:59:17 PM
From Satoshi Nakamoto whitepaper :

Quote
If we suppose blocks are generated every 10 minutes, 80 bytes * 6 * 24 * 365 = 4.2MB per year. With computer systems
typically selling with 2GB of RAM as of 2008, and Moore's Law predicting current growth of
1.2GB per year, storage should not be a problem even if the block headers must be kept in
memory

At BestBuy : "Excuse me sir, i need to get new RAM , I need hmm ... 240GB of RAM please"

And you could get a EC2 instance with 240GB of RAM (with 48TB of HDD space) as of Nov 2012[1], if needed. 

You can configure machines like that today with 256GB of RAM (m4.16xlarge for example[2]), less expensively than 4 years go. You can even get a 976GB RAM or 1952GB RAM (with about double that in disk storage) today - an x1.16xlarge or x1.32xlarge EC2 instance.  So while 240GB seems like a lot when one is used to using a laptop with 16GB, in reality it isn't out of the ballpark for many needs. 

Kind of like 64K seemed like a lot in 1981.  Or 1MB seemed like a lot in 1985.  etc.



1. https://techcrunch.com/2012/11/29/amazon-announces-2-new-ec2-instance-types-cluster-high-memory-with-240gb-ram-and-high-storage-with-48tb-hdd-space/
2.https://aws.amazon.com/ec2/instance-types/
1783  Other / Meta / Re: How to close a thread in BitcoinTalk.org on: October 15, 2016, 11:18:06 AM
Hi I want to close a auction in BitcoinTalk but don't know how to close it?

Probably should be in the Meta section, but you should be able to lock it.

edit: it was moved
1784  Bitcoin / Bitcoin Technical Support / Re: No Bitcoin Core directory in library/application support. Where else could it be on: October 14, 2016, 10:57:51 PM
I'm on Mac and it is taking forever and a half for me to synchronize with the network to get the updated blocks. Downloaded the bootstrap.dat to have it speed up but do not see the folder where everyone says place it.

Library/ Applications/ Bitcoin. No Bitcoin folder which is odd. I would use a different wallet, but there is some currently being transfered. If it's possible to obtain another wallet and redirect the transfer please let me know.

If not do you know of a way around not having a directory? I've used the spotlight search for some of the key words but nothing comes up.  Eating food with no ingredients

Bootstrap.dat will slow it down since version 0.10.0 so don't use it.  Whomever is saying to use it is giving bad advice.

If you have bitcoin core running you can export the private keys and import into a lite wallet, then you don't need the full block chain.
1785  Bitcoin / Bitcoin Technical Support / Re: Been trying to sweep for about a week... on: October 14, 2016, 10:02:07 PM
When I open any app, and click import, it only shows me MY ADDRESS... It then wants me to go to the OTHER WALLET WHERE THE MONEY IS KEPT, and SEND it from that wallet.
The problem. It's not on a wallet. Lets say the website is called marketplace.com. I bought some stuff from marketplace.com and paid $14,000. Well, they dont ship to USA so they refunded it. All I have is the private key. There is not built-in app on that website. There is no wallet. There is no interface. All I literally have is a bitcoin address.
When I try to do what you say, it doesn't let me type in an address. I can request a payment from someone, but still that requires them to have a wallet and send money to me. All I have in a private key. Nothing else.

If you have the privatte key, just import it.

What program are you using?
1786  Economy / Service Discussion / Re: where you invest? on: October 12, 2016, 01:36:54 PM
hi guys where you invest, maybe I can follow you? Undecided

This is off-topic and you should move this to the right section.

This section is for "Technical discussion about Satoshi's Bitcoin client and the Bitcoin network in general. No third-party sites/clients, bug reports that do not require much discussion (use github), or support requests."

I would like to inquire about investing in bitcoin and altcoin!

Yes, you had said that at first.  The " Development & Technical Discussion" is not the section for it though.
1787  Economy / Service Discussion / Re: where you invest? on: October 12, 2016, 01:21:46 PM
hi guys where you invest, maybe I can follow you? Undecided

This is off-topic and you should move this to the right section.

This section is for "Technical discussion about Satoshi's Bitcoin client and the Bitcoin network in general. No third-party sites/clients, bug reports that do not require much discussion (use github), or support requests."
1788  Other / Beginners & Help / Re: Need a Mentor on: October 12, 2016, 12:48:10 AM
Honestly you dont need any mentor here just go in beginners help and you found many useful thread here dont forget to use our search button above. no one you can be mentor here unless if you are lcuky someone can give free service to you.


^^^

I was almost completely Bitcoin naive when I showed up both here (and a month or so earlier when I started experimenting with it).  If I can "learn by doing", and asking the Community here for help, you'll be able to do so as well.

Jump in!  The water's fine!

*   *   *

But, do note pawel7777!  There are scams around!  I was scammed by a clever blockchain.info scam, but I was not careful.  

Be careful!  



This is good advice.  There are a ton of scams and the "investments" that sound too good to be true, usually are the worst.  So beware of scams, Ponzi Schemes and the like.


1789  Bitcoin / Bitcoin Technical Support / Re: Bitcoin core HD wallet on: October 02, 2016, 11:19:40 AM
Follow these instructions very carefully. Make sure you backup.

  • Start with Bitcoin Core stopped
  • Move your wallet.dat file out of the Bitcoin datadir
  • Start Bitcoin Core. It should create a new HD wallet
  • Get an address from the wallet. Copy it somewhere safe.
  • Stop Bitcoin Core. Backup the new wallet file in the Bitcoin datadir
  • Move that wallet.dat file out of the datadir to a safe location
  • Move your old wallet.dat file back into the datadir
  • Start Bitcoin Core
  • Send all of your Bitcoin to the address you copied down earlier. Wait for a few confirmations
  • Stop Bitcoin Core
  • Move your new wallet.dat file back into the datadir
  • Start Bitcoin Core. You should see the Bitcoin in your wallet now.

Great set of instructions thank you  Wink, i think to be safe i will just the funds to another wallet i have in the mean time. 

so a few question's,
  • will following this procedure allow me to keep all my old addressess  ?
  • at the end you say
    Quote
    Move your new wallet.dat file back into the datadir
    do this mean overwrite the old one or do i remove it first?

Thanks to all  Grin

 

It is always best to keep the old wallet somewhere safe, just in case vs overwriting it.
Your old addresses will not be in the new wallet if you follow his steps so you should use new ones, but you will still have the private keys if ever needed.

And backup the new wallet.
1790  Bitcoin / Development & Technical Discussion / Re: How to start mining in offline? on: October 01, 2016, 12:42:33 PM
since mining is a way to make small earning in the present time because mining is not more profitable work for mining hardware in the current time so i will suggest you to leave your idea of mining bitcoin . it is waste of time .

I guess you didn't bother to read the first message and just wanted to post in order to increase your ad campaign post count?  
1791  Bitcoin / Development & Technical Discussion / Re: How to start mining in offline? on: October 01, 2016, 12:41:50 PM
I tried to start several bitcoind
Code:
#!/bin/bash
$HOME/bitcoin-0.13.0/src/bitcoind -regtest -server -listen -port=17591 -rpcuser=bitcoinrpc -rpcpassword=P -rpcport=16591 -datadir=$HOME/ForkTest/A/ -connect=localhost:17592 -pid=$HOME/ForkTest/A/.pid -daemon -debug
$HOME/bitcoin-0.13.0/src/bitcoind -regtest -server -listen -port=17592 -rpcuser=bitcoinrpc -rpcpassword=P -rpcport=16592 -datadir=$HOME/ForkTest/B/ -connect=localhost:17593 -pid=$HOME/ForkTest/B/.pid -daemon -debug
$HOME/bitcoin-0.13.0/src/bitcoind -regtest -server -listen -port=17593 -rpcuser=bitcoinrpc -rpcpassword=P -rpcport=16593 -datadir=$HOME/ForkTest/C/ -connect=localhost:17594 -pid=$HOME/ForkTest/C/.pid -daemon -debug
$HOME/bitcoin-0.13.0/src/bitcoind -regtest -server -listen -port=17594 -rpcuser=bitcoinrpc -rpcpassword=P -rpcport=16594 -datadir=$HOME/ForkTest/D/ -connect=localhost:17591 -pid=$HOME/ForkTest/C/.pid -daemon -debug

but the blockchain still does not start mining (((

Did you try the generate RPC call to mine a new block?  (setgenerate has been removed due to the internal miner being removed - see e.g. https://bitcoin.org/en/release/v0.13.0#removal-of-internal-miner )
1792  Bitcoin / Bitcoin Technical Support / Re: anyone has method to get all the addresses with btc on: September 30, 2016, 01:59:27 PM
Yes, download it from this page.


where can I found it in real time?

the valid addrs is changing all the time, even a second



You can run bitcoin core and write some code to monitor the block chain and update your database.
1793  Bitcoin / Bitcoin Technical Support / Re: Find password to my bitcoin wallet! on: September 29, 2016, 12:12:19 PM
N ot,it is associated,I see my balance on bitcoin core and it 30.28 btc.

Given the number of times this address has been used with a trojan wallet, I'd be interested in hearing where you got the wallet.dat
1794  Bitcoin / Bitcoin Technical Support / Re: Help, IM new and lost track of money on: September 28, 2016, 06:05:54 PM
It finally showed up, but its unconfirmed.. Its taht unconfirmed alright? Is it normal?
Thank you guys!!!!!

It looks like it has one confirmation - according to blockchain.info and blockexplorer.com.  It just takes a bit of time.

https://blockexplorer.com/address/1DMv6SKNL4EaJ3hiwvV4Cd9JfG1eUQWRFo
https://blockchain.info/address/1DMv6SKNL4EaJ3hiwvV4Cd9JfG1eUQWRFo
1795  Bitcoin / Bitcoin Technical Support / Re: What happens when bitcoins are lost? on: September 27, 2016, 11:45:53 PM
This makes me wonder about twenty years from, and all the people with Bitcoin who died. Unless they told someone who they can trust and gave them their password, it will all be gone.

Isn't it fantastic!

Many may be hanging with Hal Finney at Alcor, so the coins may only be gone temporarily.
1796  Bitcoin / Development & Technical Discussion / Re: Create Bitcoin Address using custom private key using Vanitygen on: September 27, 2016, 06:30:43 PM
bitaddress.org is your answer

I don't believe there is an option there to use a custom private key as he asked.

Yes there is, under "wallet details"

You can enter a private key in format: WIF, WIFC, HEX, B64, B6, MINI, BIP38

For example, the private key for Base6 address "1425342302314253423023142534230231425342302314333323023142534230231425342302314 25342302314253423023"  is "5JMBJfgXCPpxB5HjiVJB4YvZ2wv4M6z3wqbTjtPqFKMCEC4E2jL"


I think that is close, but given what he wrote, doesn't seem to me to be what he is asking.  Maybe it is though.



I think what he wrote comes down to a brainwallet for which there is also an option under 'brain wallet'

edit:
The asociated public and private key for his "supersecretprivatekey" passphrase randomized with SHA256 are:
12f3na5TXRs4itNi9i1TCeSsXkny7A1hxp
5KHHB79dmtJHA5QfGXa5rtHdWDrx8EeiWPBaZM4o6frexXvmko6

I think that is closer to what he wants, but what he is really talking about is something like this:
5supersecretprivatekeyEeiWPBaZM4o6frexXvmko6


1797  Bitcoin / Development & Technical Discussion / Re: Create Bitcoin Address using custom private key using Vanitygen on: September 27, 2016, 01:03:13 PM
bitaddress.org is your answer

I don't believe there is an option there to use a custom private key as he asked.

Yes there is, under "wallet details"

You can enter a private key in format: WIF, WIFC, HEX, B64, B6, MINI, BIP38

For example, the private key for Base6 address "1425342302314253423023142534230231425342302314333323023142534230231425342302314 25342302314253423023"  is "5JMBJfgXCPpxB5HjiVJB4YvZ2wv4M6z3wqbTjtPqFKMCEC4E2jL"


I think that is close, but given what he wrote, doesn't seem to me to be what he is asking.  Maybe it is though.

1798  Bitcoin / Development & Technical Discussion / Re: Create Bitcoin Address using custom private key using Vanitygen on: September 27, 2016, 12:13:58 PM
bitaddress.org is your answer

I don't believe there is an option there to use a custom private key as he asked.
1799  Bitcoin / Development & Technical Discussion / Re: implicit cost of pegged sidechains on: September 26, 2016, 12:25:30 PM
Your Argentina example relies on people whereas the 2-way peg for sidechains should be handled completely automatically by the protocol (although for the interim solution using a federated peg that is not the case).  So you don't need a centralized authority to make the commitment.  

You might check these papers out for more details on sidechains and pegs:
https://blockstream.com/sidechains.pdf
http://www.rsk.co/blog/sidechains-drivechains-and-rsk-2-way-peg-design

You can create a sidechain for bitcoin, but doing it for ETH for example, would be a "transfer" between bitcoin and an alt-coin, not a sidechain.  ETH has its own rules for creation of ETH whereas a prototypical sidechain would have coins created and destroyed when there are "transfers" to and from the sidechain.  This means, for example, you wouldn't have different inflation rules for the sidechain.  The papers above (and many others) have much more detail.


When the government of Argentina says they're going to peg the peso to the US dollar that means that if you come and give them a peso they will give you a US dollar in return. That's a 1 way peg.

A 2 way peg would mean you could get a peso for a dollar in the US and you could get a dollar for a peso in Argentina.

With cryptocurrencies a peg can't function this way since there isn't any authority, such as a national government, who can make such a commitment.

So what are we talking about when we say 2 way peg?

According to my understanding it means that if you send an amount of BTC, let's say amount X to a particular address A, this address is associated with a different cryptocurrency, ETH for instance ,on blockchain B.

Then having sent X of BTC to A you will have some amount of ETH proportional to X on blockchain B, until you decide to reverse the peg and have your BTC insead of ETH. Is that how it works?


1800  Economy / Web Wallets / Re: mistake: the limit of sending messages in days is exceeded. on: September 25, 2016, 01:17:49 PM
mistake: the limit of sending messages in days is exceeded.

I use blockchain.
On an extent of 10 days, such mistake appears.
I can't enter a purse, and I can't dump (to otvenit) identification.
Support of blockchain is silent, ignores me.
I supports of blockchain, shocked by such irresponsible work.
Help somebody!!!

Are you talking about blockchain.info or something else?

Perhaps you should ask in your native language in that section because this isn't making much sense.
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