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8641  Bitcoin / Bitcoin Technical Support / Re: New BTC wallet, unconfirmed transactions, will tip best answer on: August 10, 2017, 11:48:50 PM
**** More information
1 of the transactions just got a confirmation.  The tx size is 225 the fee paid was .00022942 BTC that's 102sat per byte.  12hours to get 1 confirm.  Something is still not right, and I definitely don't understand this as well as I thought I did.  I think somehow the wallet got the time off, somehow, and it screwed up the transactions.
The network got busy yesterday... the amount of unconfirmed transactions spiked from 5-10K to around 30K! And I see that today it even got as high as 45K a few hours ago... https://blockchain.info/charts/mempool-count

When this happens, fees go up and wait times increase... https://btc.com/stats/unconfirmed-tx

While a 102 sat/byte isn't necessarily "low" when you make the transaction... it's just that other people can stack on top and pay more, so you get pushed further down the queue... it happens sometimes... especially if there are large wait times between blocks (like 30 minutes+)... you end up with more and more transactions being added into the mempool... and if they pay a higher fee, they're likely to get higher priority.
8642  Bitcoin / Electrum / Re: Electrum Question on: August 10, 2017, 11:30:40 PM
Honestly, this seems like an actual legitimate usage of a spreadsheet...

You'd have each "game" on a different sheet... with columns indicating the result, person, bitcoinaddress, amount wagered and a column to use to indicate the winning result. You'd then have a "Winners" sheet... on each row you'd use various lookup functions that find the winning result flag, and return the data from the matching row.

I dummied one up in like 5-10 minutes Smiley https://www.dropbox.com/s/tm1d1p8h5sqfdl2/Betting.xlsx?dl=0

You should even be able to import it into Google Sheets if you don't have Excel.



NOTES:
- this assumes a "winner takes all" distribution of the funds for each game... I'm not sure how you handle it if no-one picks the actual result... do you just choose the closest?
- By using filters on the columns, you should be able to easily find just the amounts required for each person.


8643  Bitcoin / Electrum / Re: accidentally sent btw to an expired shapeshift address on: August 10, 2017, 10:42:33 AM
You'd have to contact ShapeShift and ask them, unless you have the private key for that address you sent to, you can't do anything about it.

I suspect their answer will be no, but you never know... they might be feeling generous.
8644  Bitcoin / Electrum / Re: Bitcoin and Bitcoin cash withdrawal from Electrum on: August 10, 2017, 10:40:39 AM
Why can't you read and follow the 20+ other threads on here relating to getting BCH from Electrum addresses... Huh Roll Eyes

1. Create a new Electrum wallet with New Seed
2. Send all your BTC from Old Seed wallet to New Seed Wallet
3. Install Electron Cash
4. Restore wallet in ElectronCash using Old Electrum Seed
5. Your BCH should show in ElectronCash

Notes: step 1. & 2. are optional... they give you a little bit of added security if ElectronCash leaks your seed/keys (accidentally or otherwise)... in this instance, only your BCH would be exposed as your BTC has already been moved to a new wallet/seed/keys.
8645  Bitcoin / Bitcoin Technical Support / Re: How does salvagewallet work? on: August 10, 2017, 10:33:18 AM
It makes a copy of a wallet.dat (typically one that has been corrupted) and then crawls through your wallet.dat, which is essentially a "database" file... and attempts to find private keys. I suspect by looking for particular byte sequences, but I'm not 100% sure on that.

I believe it just dumps any "detected" private keys into a a text file... detected does not necessarily mean your actual private keys... just sequences of bytes that match the length and format of a private key.
8646  Alternate cryptocurrencies / Altcoin Discussion / Re: Double spend attack on: August 10, 2017, 10:29:01 AM
Seems like a bunch of PoW (Proof of Work) coins with some low total hash power got attacked by the 51% hash attack... this means they can reverse payments and do "double spends"... ie. send coins to one place, then rework the blocks to spend the same coins elsewhere and orphan the original blocks...
8647  Bitcoin / Electrum / Re: Need Specific Change Addresses to Move BCash Coins from Offline Wallet on: August 10, 2017, 08:52:51 AM
Did you use create_new_address(False) or create_new_address(True)?

False creates "Receive" addresses
True creates "Change" addresses

Also, unless your watch only wallet was created with the Master Public Key from your seed... generating new change addresses may not be generating change addresses that are related to your seed.
8648  Bitcoin / Electrum / Re: electrum and ledger on: August 10, 2017, 08:46:22 AM
I'm not sure exactly what the issue is? You want to get the 6bch from your old Electrum addresses?

If so:

1. install ElectronCash from www.electroncash.org
2. Restore in ElectronCash using old Electrum seed
3. Enjoy your BCH

NOTE: You may have to fiddle with the network settings in ElectronCash to make sure it is running on BCH network.
8649  Bitcoin / Development & Technical Discussion / Re: New to Bitcoin Core on: August 10, 2017, 08:39:39 AM
Which reminds me to ask here. Can I dump or use rpc to my address's and keys into a txt file? I think not...
If you're talking about Bitcoin Core, then yes... you can use the "dumpwallet" command... you'll need to unlock the wallet with "walletpassphrase" first... and then use dumpwallet. You'll get a text file that shows all your addresses and keys (even the unused ones up to the limit of the keypool).
8650  Bitcoin / Bitcoin Technical Support / Re: Anyone else having long long confirmation times with payments from Nice Hash? on: August 10, 2017, 05:06:13 AM
What's the fee rate used?

The network has been busy today... it has spiked from less than 10K unconfirmed to around 30K unconfirmed... and as a result the fees have increased a little... this will mean that low fee transactions might be delayed more than normal. Undecided

https://blockchain.info/charts/mempool-count
https://bitcoinfees.21.co/
https://btc.com/stats/unconfirmed-tx
8651  Bitcoin / Bitcoin Technical Support / Re: bitcoint-qt sent entire balance??? on: August 10, 2017, 05:00:15 AM
Looks like it has confirmed now: https://blockchain.info/tx/cbc5a2e905944dd7e0f06e1600f29c979398825af200eb052bcb10095b316788

Quote
Included In Blocks 479883 ( 2017-08-10 02:54:40 + 146 minutes )
Fee per byte 123.044 sat/B
2.5 hrs with a 123 sats/byte fee... that's a bit rough... but the mempool seems to have exploded a little today... it popped up to 30K unconfirmed transactions earlier... It has been less than 10k most of this week...

Not much to say really, you got caught out by a sudden surge in transactions (and temporary fee increase)... it happens. At least you didn't have to wait 7 days like a few months ago Tongue
8652  Bitcoin / Bitcoin Technical Support / Re: Very odd BTC problem, need the experts help! on: August 10, 2017, 02:18:22 AM
create a bitcoin.conf file in your Bitcoin Core datadir (if it doesn't already exist)... and then add the line:
Code:
server=1

Make sure Bitcoin Core is shutdown... and then restart Armory... it should start Core in the background, running as a server... and that should enable RPC
8653  Bitcoin / Bitcoin Technical Support / Re: bitcoin cash help on: August 10, 2017, 02:15:29 AM
MY laptop wont allow electron to run? antivirus keeps shutting it down, is it safe to use?
I honestly don't know... The source code looks "clean" (it was forked from Electrum and the code changes are publicly visible)... but there is no way to know if the binaries represent the source code we can see or have been compiled from different sources.

One option is to download the source code and compile it yourself... or run from the sources directly (install Python, clone git and run the python code directly).

Another option is to run it in a Virtual Machine so that it is sandboxed and can't touch anything else.
8654  Other / MultiBit / Re: Backing up MULTIBIT - kindly assist on: August 10, 2017, 02:06:14 AM
You don't need to backup any files. You can simply restore from the word phrase... that is the whole point of the word phrase... the entire wallet can be recreated from those words.

Also, you realise that MultiBitHD has been discontinued and is no longer maintained or supported right? In addition it has some critical bugs that could prevent you from accessing your keys in the form of the "Password did not unlock the wallet" error... (check the multiple threads about it)

If you absolutely MUST have a backup of the wallet file for you own peace of mind... then look in the data directory as per your OS: https://multibit.org/help/hd0.4/files.html
8655  Other / MultiBit / Re: Multibit transaction stuck as pending, seen by 1 peer - what should I do? on: August 10, 2017, 01:58:45 AM
Short answer is yes... if you sweep all your private keys into Electrum you will have all of your bitcoins... including the failed transaction... although if the transaction is still floating around in the mempool, it may show up as "unconfirmed" and you won't be able to spend those coins until it gets dropped by the network.

Check the transactionID on several block explorers like:
blockchain.info
blockr.io
live.blockcypher.com

If the transaction is still showing there, then you might have to wait a while for it to either confirm or drop.
8656  Bitcoin / Electrum / Re: Need help. Send BTC to Electrum chash :O on: August 10, 2017, 01:51:26 AM
I accidentally send BTC to my electrum chash wallet.  Cry The transaction is confirmed but the amount is not visible in my electrum cash wallet. Is there any chance to get my BTC back?
It won't show on ElectronCash wallet because that is on BCC chain. You have sent a BTC transaction on BTC chain.

Thankfully, you sent it to a wallet that allows you to access private keys... and you are in control of that wallet. So you should be able to easily recover the coins. Export the private key for the address from ElectronCash. Then you can simply sweep (or import) that private key to the BTC wallet of your choice and you'll have access to the BTC again.
8657  Bitcoin / Electrum / Re: ELECTRUM 2FA TRUSTED COIN QUESTION on: August 10, 2017, 01:44:52 AM
Have you tried contacting TrustedCoin and asking them? They have this nifty "contact us" page on their website: https://api.trustedcoin.com/#/contact-us
8658  Bitcoin / Electrum / Re: Problems with spending coins from a 2of3 signature Wallet on: August 10, 2017, 01:28:45 AM
You have a MultiSig wallet... so as the name suggests, it requires multiple signatures to be able to send transactions.

When you originally set up the wallet, it would have asked you to enter the keys for the "cosigners". So you need to sign it with your wallet (1 signature)... and then save the transaction and open it in one of the other 2 consigner wallets... and then sign it with one of them... and then you'll have the 2 signatures required and the transaction can be broadcast.

Do you have an icon like this on your main wallet window? If so, then you have a 2FA wallet... and you can restore it in such a way that 2 of the 3 keys will be on your computer so you can sign it automatically with 2 keys.


If you don't have that icon, it is just a normal MultiSig... and without the other private keys, you won't be able to sign. Undecided


Also, it looks like you're using 2.6.4? That is a very OLD version of Electrum... you might want to consider updating at some point Wink
8659  Economy / Gambling discussion / Re: Seuntjie' Dice bot programmers mode discussion. on: August 10, 2017, 01:02:34 AM
It should be "if resetonwin == true"... my bad... was typing in a hurry Wink

"==" is for comparison of one value to another
"=" is an assignment operator... it sets the one on the left to the value on the right Wink
8660  Bitcoin / Development & Technical Discussion / Re: BTC in Wallet Electrum watching-only - How Change on: August 10, 2017, 12:55:54 AM
I created my BTC Electrum wallet in the android app, however I do not remember having created the private key only to seed so that now I can not send the BTCs that are on it, when I open the wallet on a computer the following sentence appears:
So you have the seed words? If so, you need to use that to "restore" your wallet on the PC.

On PC: "File -> New/Restore -> Standard Wallet -> I already have a seed"... then enter your Seed words from Android App... it should then recreate a wallet identical to the one on your Android device. If you have a watching only wallet, it sounds like you only imported using the addresses or the "Master Public Key". This means you don't have the private keys stored on the computer, so you can't sign transactions as required to be able to spend coins.

If you don't have the seed, you should be able to see it on your Android device by tapping the wallet name/balance at the top of the screen (it will show "Master Public Key"), tap the "show seed" button and enter your PIN.
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