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1961  Bitcoin / Development & Technical Discussion / Re: SegWit testnet client binaries for Windows? on: April 29, 2016, 08:49:45 PM
...
3) I am too dumb to switch between environments Smiley
...

This I don't believe.  I've read your comments and you never come across as dumb.   ;-)
1962  Bitcoin / Bitcoin Technical Support / Re: Is this practice safe? (how to avoid keylogger when I type pass?) on: April 27, 2016, 07:25:54 PM
People will target you if they know you have coins or that you're likely to have some.
Best way to protect yourself if you're using a computer that is connected to the internet is to be careful for phishing scams and such.

Like other people mentioned, a good keylogger will just send the data collected offline when you it can connect to the internet.

I suppose it's less likely to get hacked running a Linux OS, but it doesn't eliminate the threat completely.

Well they will not find much because im broke lol. But im hoping that my small BTC wallet will be more valuable in the future.

So im thinking about maybe buying a Trezor, as far as I know my coins will be isolated there, but im not sure if it's as easy as Bitcoin Core to create new sending and receiving addresses... I will eventually need to make the effort to learn about more isolated ways to store coins that don't depend on your computer not getting hacked, but since I don't have that much money I become lazy with the idea of having to do it. But go knows maybe in 5 years my Bitcoins are worth a lot so I should start looking for it. But until then i've just been doing backups of my wallet.dat and I have never had a problem.

If you don't have a lot of coins and don't intend to spend/use them any time soon, perhaps a paper wallet would be the smartest choice then?
1963  Bitcoin / Bitcoin Technical Support / Re: Is this practice safe? (how to avoid keylogger when I type pass?) on: April 26, 2016, 05:49:53 PM
The only way to be 100% sure is to use a computer that never connects to the internet.  Key loggers can store what they capture and send it when you reconnect, depending on the software. 

A safer way could possibly be to run it off an external boot drive that only has Bitcoin Core on it and doesn't connect to the internet.  But even that isn't perfect safe since you have to worry about USB infections or lower level (e.g. BIOS or firmware or lower).  So it is very difficult to be sure you are 100% safe. 

Also varies by OS.

see e.g.
bad bios: http://arstechnica.com/security/2013/10/meet-badbios-the-mysterious-mac-and-pc-malware-that-jumps-airgaps/
usb: http://www.komando.com/happening-now/275451/the-unstoppable-usb-virus-released-to-hackers/all

etc
1964  Bitcoin / Bitcoin Technical Support / Re: What is the best approach to give 'divided' BTCs to n00bs? on: April 26, 2016, 01:06:53 AM
knightdk has some good advice.  Multisig might be a good bet. 

You could also consider just giving the multisigs in two envelopes to someone who is trusted (e.g. an attorney, spouse etc in an envelope) and just direct them to give one envelope to each of godparents in the event that something happens to you. No need to say what is in it.  Put a letter in it explaining what it is etc.  Or you could keep them in your safety deposit box/safe with your Will etc with a note that the envelopes be given to them in the event something happens to you.

This way, if nothing happens to you, you change your mind, or something happens to one godparent before you, it is just a matter of changing the instructions for who is to get each envelope.

If something were to happen to you and bitcoin continues to grow and you explain what each is, they will have plenty of incentive to figure it out or ask for help figuring it out at that point.

Good luck!
1965  Alternate cryptocurrencies / Altcoin Discussion / Re: Help Me "No block Source Available" bitcoin-qt 0.12.1 on: April 25, 2016, 01:44:54 PM
Since this about Litecoin, you should probably move this to the alt-coin section.

I'm newbie in linux. trying to install the litecoin wallet app, and appears a message No block Source Available in a long time

specifications:
16 Ubuntu LTS
Computer Structure 64 bit

Log :
Code:
2016-04-25 12:55:20 

2016-04-25 12:55:20 Litecoin version v0.10.4.0-d1691e5 (2016-01-02 09:55:24 +1100)
2016-04-25 12:55:20 Using OpenSSL version OpenSSL 1.0.1k 8 Jan 2015
2016-04-25 12:55:20 Using BerkeleyDB version Berkeley DB 4.8.30: (April  9, 2010)
2016-04-25 12:55:20 Default data directory /home/bb2ebb/.litecoin
2016-04-25 12:55:20 Using data directory /home/bb2ebb/.litecoin
2016-04-25 12:55:20 Using config file /home/bb2ebb/.litecoin/litecoin.conf
2016-04-25 12:55:20 Using at most 125 connections (1024 file descriptors available)
2016-04-25 12:55:20 Using 4 threads for script verification
2016-04-25 12:55:20 Using wallet wallet.dat
2016-04-25 12:55:20 init message: Verifying wallet...
2016-04-25 12:55:20 CDBEnv::Open : LogDir=/home/bb2ebb/.litecoin/database ErrorFile=/home/bb2ebb/.litecoin/db.log
2016-04-25 12:55:20 Bound to [::]:9333
2016-04-25 12:55:20 Bound to 0.0.0.0:9333
2016-04-25 12:55:20 init message: Loading block index...
2016-04-25 12:55:20 Opening LevelDB in /home/bb2ebb/.litecoin/blocks/index
2016-04-25 12:55:20 Opened LevelDB successfully
2016-04-25 12:55:20 Opening LevelDB in /home/bb2ebb/.litecoin/chainstate
2016-04-25 12:55:21 Opened LevelDB successfully
2016-04-25 12:55:21 LoadBlockIndexDB: last block file = 0
2016-04-25 12:55:21 LoadBlockIndexDB: last block file info: CBlockFileInfo(blocks=1, size=288, heights=0...0, time=2011-10-07...2011-10-07)
2016-04-25 12:55:21 Checking all blk files are present...
2016-04-25 12:55:21 LoadBlockIndexDB(): transaction index disabled
2016-04-25 12:55:21 LoadBlockIndexDB(): hashBestChain=12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2 height=0 date=2011-10-07 07:31:05 progress=0.000000
2016-04-25 12:55:21 init message: Verifying blocks...
2016-04-25 12:55:21  block index             735ms
2016-04-25 12:55:21 init message: Loading wallet...
2016-04-25 12:55:21 nFileVersion = 100400
2016-04-25 12:55:21 Keys: 101 plaintext, 0 encrypted, 101 w/ metadata, 101 total
2016-04-25 12:55:21  wallet                  202ms
2016-04-25 12:55:21 mapBlockIndex.size() = 1
2016-04-25 12:55:21 nBestHeight = 0
2016-04-25 12:55:21 setKeyPool.size() = 100
2016-04-25 12:55:21 mapWallet.size() = 0
2016-04-25 12:55:21 mapAddressBook.size() = 1
2016-04-25 12:55:21 init message: Loading addresses...
2016-04-25 12:55:21 Loaded 172 addresses from peers.dat  14ms
2016-04-25 12:55:21 dnsseed thread start
2016-04-25 12:55:21 init message: Done loading
2016-04-25 12:55:21 msghand thread start
2016-04-25 12:55:21 dumpaddr thread start
2016-04-25 12:55:21 addcon thread start
2016-04-25 12:55:21 opencon thread start
2016-04-25 12:55:21 net thread start
2016-04-25 12:55:21 GUI: PaymentServer::LoadRootCAs : Loaded  172  root certificates
2016-04-25 12:55:32 Loading addresses from DNS seeds (could take a while)
2016-04-25 12:55:45 addcon thread interrupt
2016-04-25 12:55:45 net thread interrupt
2016-04-25 12:55:45 msghand thread interrupt
2016-04-25 12:55:45 dumpaddr thread stop
2016-04-25 12:55:47 dnsseed thread interrupt
2016-04-25 12:55:49 opencon thread interrupt
2016-04-25 12:55:49 Shutdown: In progress...
2016-04-25 12:55:49 StopNode()
2016-04-25 12:55:49 Shutdown: done

help me  Smiley

1966  Bitcoin / Bitcoin Technical Support / Re: Sent money from bitcoin core, never confirmed, where are my coins? on: April 23, 2016, 07:31:43 PM
I sent .08485190 to an address and I tried to make the fee as small as possible, not knowing what that would do. It never confirmed, so then I sent .04770378 with a tiny/no fee which also hasn't confirmed.  That was the seventh. Today is the twenty third

I have the address these coins were sent to and the transaction numbers, if needed


Transaction IDs would be most helpful.
1967  Bitcoin / Development & Technical Discussion / Re: Doubling the private key range on: April 23, 2016, 07:29:57 PM
Double?  Just add one bit to the representation and limits of each.

You should be able to find those lines in Bitcoin Core.
I'm pretty sure that is not how it works. The secp256k1 curve is only for 256 bit private keys. To double the range, you be using 257 bit private keys and that would require an entirely different curve.

I was primarily joshing about the code since it really wasn't clear what they were asking without more context. 😀
1968  Bitcoin / Development & Technical Discussion / Re: Doubling the private key range on: April 23, 2016, 03:27:01 PM
Double?  Just add one bit to the representation and limits of each.

You should be able to find those lines in Bitcoin Core.
1969  Alternate cryptocurrencies / Altcoin Discussion / Re: how to compile MAC OSX wallet? which environment on: April 20, 2016, 08:52:19 AM
thanks
i mean altcoin

You'd have to know which alt and then ask in the appropriate sub-section.
1970  Bitcoin / Development & Technical Discussion / Re: which OSX you usually use to compile Mac wallet? on: April 20, 2016, 01:00:55 AM
use Macports or homebrew?

Check out:
https://github.com/bitcoin/bitcoin/blob/master/doc/build-osx.md
1971  Alternate cryptocurrencies / Altcoin Discussion / Re: how to compile MAC OSX wallet? which environment on: April 19, 2016, 08:20:27 PM
how to compile MAC OSX wallet? which environment

https://github.com/bitcoin/bitcoin/blob/master/doc/build-osx.md
1972  Bitcoin / Bitcoin Technical Support / Re: Port 8333 open, but not accepting connections on: April 19, 2016, 05:45:38 PM
Is the Bitcoin node on a static ip locally?

It does look like it is still syncing from that screenshot.
Thanks for the responses.

Yes, it is still syncing.

The IP is "reasonably" static Smiley  Dynamic, but hasn't changed for more than a week.


If your local IP changing every week, that could be one of the problems because if you are port forwarding to a local IP that is changing then the port forwarding/DMZ setting wouldn't be working if your local IP changes. You should probably set a static IP on the local network (turn off DHCP) and then port forward to that local static IP at the router.



1973  Bitcoin / Development & Technical Discussion / Re: Where to download Bitcoin blockchain? on: April 19, 2016, 05:40:43 PM
https://bitcointalk.org/index.php?topic=1310261.msg13412290#msg13412290

seems it might help you. but I think both will take the same time if connected to good nodes.

This won't be helpful because since version 0.10.x downloading the bootstrap has been slower (or at best equal) to just running core.
1974  Bitcoin / Bitcoin Technical Support / Re: Port 8333 open, but not accepting connections on: April 19, 2016, 12:41:07 PM
Is the Bitcoin node on a static ip locally?

It does look like it is still syncing from that screenshot.
1975  Bitcoin / Bitcoin Technical Support / Re: Have way to send transaction from wallet? on: April 19, 2016, 12:37:39 PM
I create transaction using ba.net utility.Input and output have,after need only sign.Transaction Id I have from previous transaction from my wallet,script(scriptsig) also have.

Sending your private key to a remote web site seems like a very bad idea.
1976  Bitcoin / Bitcoin Technical Support / Re: Recommended way to handle fees (website communicating through RPC api)? on: April 16, 2016, 12:24:16 PM
... I'm also deducting this amount of 0.0001 BTC from the amount my visitors are withdrawing from my site. But during testing, I've tried to withdraw some funds.. 0.0001 was deducted but stood in wallet and it included a small fee of 0.00002260 to the transaction. This means the transaction has no big chance to get in block.

...

Perhaps you can explain in more detail how you are calculating the fees because the part in bold above doesn't sound right.  I'm not sure why you are deducting the fees from the withdrawal.
1977  Bitcoin / Bitcoin Technical Support / Re: reindexing every time. on: April 15, 2016, 11:21:05 PM
Which version? Does the log say anything?
1978  Bitcoin / Bitcoin Technical Support / Re: mac wallet compile on: April 15, 2016, 01:03:10 AM
am i correct in assuming that in order to compile a wallet to work on 10.6 and up i need to compile it on 10.6?

I don't think so.  Likewise I don't think 0.9.4 was tested on pre-10.7 systems so that may be part of the issue.
1979  Alternate cryptocurrencies / Altcoin Discussion / Re: wallet debug strange problem on mac on: April 13, 2016, 06:39:27 PM
Since this is about an alt coin, this is the wrong section.

Edit: good, it is moved
1980  Bitcoin / Bitcoin Technical Support / Re: ERROR: UndoWriteToDisk: OpenUndoFile failed when trying to sync blockchain on: April 13, 2016, 01:37:23 PM
... Read-only file system ...


You may want to look into why it says it is read only...that would be the first thing to check.
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