9 votes
Accepted

Do I need to sync the entire blockchain before I can send a transaction?

I will try to combine the above answers and my own information into one answer. After recovering my wallet with my mnemonic seed, do I need to synchronize the entire blockchain before I can send a ...
Ginger Ale's user avatar
  • 5,686
8 votes

Do I need to sync the entire blockchain before I can send a transaction?

Logan is correct, but I'll go into more details about the first question: You technically do not need to sync the whole blockchain, though you'll want to do it to save headaches. What you need to is ...
user36303's user avatar
  • 34.9k
7 votes
Accepted

Block height for v6 fork

The v6 fork is planned for block 1400000, which is on or about the 16th of september. Hash rate increase had little effect on the projected date, as can be seen in the patch (https://github.com/monero-...
user36303's user avatar
  • 34.9k
6 votes
Accepted

What's the fastest way to display the block height with a shell script?

I propose the following with simple bash scripting using curl and jq. First, install jq (to parse json) macOS: brew install jq Ubuntu: sudo apt-get install jq Others at https://stedolan.github.io/jq/...
bigreddmachine's user avatar
5 votes

What's the fastest way to display the block height with a shell script?

Currently, I am using ruby to parse the JSON returned from moneroblocks.info: ruby << END_OF_RUBY require 'open-uri' require 'json' open ("http://moneroblocks.info/api/get_stats/") { |src| ...
dpzz's user avatar
  • 4,539
4 votes

What's the difference between block height and block number?

The block height refers to the most recent block that has been mined. The block number refers to any block up until and including the current block height. Blockchain exploring sites are generally ...
iyrin's user avatar
  • 526
4 votes
Accepted

I restored my wallet, and I chose the wrong block height to start scanning. What are my options?

The most straightforward (and probably convenient) way is to, like user36303 said, exit the wallet and restart the process with the correct blockheight. There is currently no command to alter the ...
dEBRUYNE's user avatar
  • 15.2k
4 votes

What's the fastest way to display the block height with a shell script?

If you have a daemon running on your own machine, use: height=$(monerod print_height) This will save the height as the shell variable $height. I see now that the question was for using a block ...
Ginger Ale's user avatar
  • 5,686
3 votes
Accepted

What is the command to get the block height using the monerod and monero-wallet-cli command?

monero-wallet-cli bc_height monerod print_height
jtgrassie's user avatar
  • 19.1k
3 votes

Is there a way to see the blockheight at a specific point in time?

Monero targets a new block every 2 minutes, so if we set H as the current block height, N as the current timestamp, T as the past timestamp of the datetime you want to know the block height of, then: ...
jtgrassie's user avatar
  • 19.1k
2 votes

Do I need to sync the entire blockchain before I can send a transaction?

Yes you must sync before you send a transaction. If you build from GitHub you can use the --restore-height flag to save time and restore starting with a block-height you specify
Logan's user avatar
  • 808
2 votes

What is the command to get the block height using the monerod and monero-wallet-cli command?

"status" in either will show you your current height.
user36303's user avatar
  • 34.9k
1 vote

How does monerod decide from which height it should start syncing? Where can I find this in monero code? Where is the previous synced height stored?

How does monerod decide from which height it should start syncing? How does monero know the height to which it was previously synced? It looks at the height of the blockchain it has already stored. ...
jtgrassie's user avatar
  • 19.1k
1 vote
Accepted

Monero CLI wallet, change restore height

[wallet xyz]: help set Command usage: set <option> [<value>] Command description: Available options: ... refresh-from-block-height [n] Set the height before which to ...
jtgrassie's user avatar
  • 19.1k
1 vote
Accepted

Would an attacker knowing the block-heights of my wallet's transactions weaken my privacy/security?

Yes, it would weaken your privacy. By knowing when you transacted, an attacker can narrow down the field of which possible outputs you own, thus increasing their capability to trace your past and ...
jtgrassie's user avatar
  • 19.1k
1 vote

Monero fork wont mine blocks after height 3062

Block creation sometimes takes more time and sometimes less, also the time to be mined increases with difficulty. Your daemon functions properly without any incoming connections, but if you want to ...
cialu's user avatar
  • 1,631
1 vote

What's the difference between block height and block number?

The blockchain is viewed as a typical C array. It is an ordered collection of blocks of size N, containing blocks with indices 0 to N-1 (for example, a blockchain of size 2 contains blocks 0 and 1). ...
user36303's user avatar
  • 34.9k

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