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1  Bitcoin / Electrum / I sent bitcoins with low fee (Electrum), 0 confirms [you can delete this thread] on: January 26, 2017, 05:14:13 PM
Hello,

i've recently sent bitcoins (from wallet1) with low transaction fee (0.00001BTC) (to wallet2) and after 24 hours, there is still 0 confirmations and Electrum says low fee warning. I was so nervous, i tried send unconfirmed Bitcoins from wallet2 to next adress in with wallet2 (0.0009BTC)

I read somewhere its possible to cancel the unconfirmed transaction, but i don't know how to do it in Electrum. I am very stupid, so i would be really grateful, if you can help me.

Thanks !
2  Bitcoin / Electrum / Electrum client - it is safe ? What if servers crash ? on: December 01, 2013, 08:54:27 AM
Hello,

i have question about Electrum. I am using that and its really fast, but question is, what if Electrum servers crash. Will be my coins in safe, or i will lost them? I heard, Electrum is offline client which only connects to server with blockchain, nothing more, but if i donīt need backup my Wallet, how i will restore wallet if servers crash? I know its very unlikely, but what IF? Is there any way how to backup Electrum Wallet?

Thanks
3  Bitcoin / Mining software (miners) / Miner on Atheros router on: September 29, 2013, 04:13:29 PM
Hello,

i have TL-WR1043ND router with DD-WRT. I am little noob at linux and i want mining on my router. But all miners are for Broadcom. I heard somebody got it working on Atheros too. Where is true ? Architecture is ar71xx
If is it possible, can somebody pls help me with configuring it?

Thanks
4  Bitcoin / Mining software (miners) / Low speed at two Block Erupters (CGMiner) :( on: August 26, 2013, 12:41:55 PM
Hello,

today arrived second USB Block Erupter, so i connected it to my Debian linux server. But its slower than mining with only one !
Here is output:

Code:
 cgminer version 3.3.4 - Started: [2013-08-26 14:22:38]
--------------------------------------------------------------------------------
 (5s):182.8M (avg):204.0Mh/s | A:38  R:0  HW:0  WU:2.8/m
 ST: 1  SS: 0  NB: 4  LW: 89  GF: 0  RF: 0
 Connected to stratum.bitcoin.cz diff 1 with stratum as user XXXXXXX
 Block: 0028d887a81b58f1...  Diff:65.8M  Started: [14:34:42]  Best share: 30
--------------------------------------------------------------------------------
 [P]ool management [S]ettings [D]isplay options [Q]uit
 AMU 0:                | 250.7M/122.6Mh/s | A:24 R:0 HW:0 WU:1.8/m
 AMU 1:                | 198.2M/81.40Mh/s | A:14 R:0 HW:0 WU:1.0/m
--------------------------------------------------------------------------------

 [2013-08-26 14:34:34] Accepted 5c5f7265 Diff 2/1 AMU 1
 [2013-08-26 14:34:42] Network diff set to 65.8M
 [2013-08-26 14:34:42] Stratum from pool 0 detected new block
 [2013-08-26 14:35:34] AMU0: TIMEOUT GetResults took 63648ms but was 100ms
 [2013-08-26 14:35:34] AMU1: TIMEOUT GetResults took 60000ms but was 100ms
 [2013-08-26 14:35:36] AMU1: TIMEOUT GetResults took 2490ms but was 100ms
 [2013-08-26 14:35:36] Accepted 199c20c7 Diff 9/1 AMU 1
 [2013-08-26 14:35:38] AMU0: TIMEOUT GetResults took 4164ms but was 100ms
 [2013-08-26 14:35:38] Accepted 1fae288c Diff 8/1 AMU 0
 [2013-08-26 14:35:49] AMU0: TIMEOUT GetResults took 11220ms but was 100ms
 [2013-08-26 14:35:49] Accepted c4524192 Diff 1/1 AMU 0

I tried it on Windows computer with BitMinter client and it works normally at speed of 655Mh/s Sad

P.S. I am using powered USB HUB, because Windows computer canīt handle 2 Block Erupters
5  Bitcoin / Mining software (miners) / CGMiner problem on BitMinter pool on: August 26, 2013, 08:16:11 AM
Hello,

i am using slushīs pool, but it has 2% fee so i want switch to BitMinter which mining namecoins (namecoins on slushīs pool donīt work for me). But if i start CGMiner it says:

 [2013-08-26 10:12:19] Started cgminer 3.3.4
 [2013-08-26 10:12:19] Started cgminer 3.3.4
 [2013-08-26 10:12:19] Probing for an alive pool
 [2013-08-26 10:12:24] pool 0 JSON stratum auth failed: (null)

if i start BitMinter official client on Windows it works fine. Where is problem?

Thanks


P.S. i am trying it on Debian server via SSH terminal
6  Other / Beginners & Help / Qustion Starting with BitCoins on: August 06, 2013, 02:53:25 PM
Hello,

i am new to BitCoins, and i want buy one ASIC USB Miner. But before it i need know more things. So first: What wallet is best (online and offline). How works Offline wallet ? And if it possible exist trustable online wallet for bitcoins? And how i can convert BitCoins to USD and then send to PayPal? (i heard its very dangerous if you want change bitcoins on Paypal "directly")

Basically what Wallet do you recommend ?


Thanks

P.S. I have router (TL-WR1043ND) with DD-WRT and atheros processor (400Mhz and 32MB RAM). Is possible to run BitCoin miner client on it? Because it have USB port too and i want buy ASIC USB Miner Smiley


 Thanks
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