read the consensus to use dpos, but I don t quite understand, what is the meaning of choosing the Packer code? The code is as follows, students who know or understand, please guide. Source code location: https: github.com meitu go-e... func (ec *Ep...
to get all the data on the ETH chain, try https: etherscan.io txs s API , but it seems that you can t get all the data details, including transaction data and contract data. is there a way to get all the data? (I am a technical rookie) ...
now many projects are under the banner of blockchain projects. is not provided, so it is the same as the general project. Why is the blockchain project? so how do I know if this project is a blockchain project? What can you prove? ...
recently, I need to make a K chart of the trend of a trading platform. I came into contact with this thing for the first time, and now I know that a lot of people use Kline and tradingview. More inclined to tradingview. There are a few languages support...
Mist wallet account: 0xB17000eB180dABEF81Eb110D175e096AF39C1203 has a balance under the Ropsten Testnet network. [the browser has a balance] https: ropsten.etherscan.io . Geth client: start script: geth-- rpc-- rpcapi "db,eth,net,web3,perso...
in Bitcoin, the block chain consensus mechanism uses the longest chain selection confirmation process that POW, requires six blocks. suppose that the number of all nodes that can be detected is 10000. If someone maliciously accesses 20000 full nodes and...
the front end uses web3js, to call a simple contract function with an error. But it can be successful on remix. here is the contract function, which is a simple loop, but there is also an error. What s going on? Thank you. metamask ...
data in ipfs cannot be tampered with or deleted, and many blockchain projects encrypt data and store it in ipfs. so, if the secret key of encrypted data is leaked, won t all encrypted data be leaked as well? How to stop the loss? ...
I have the idea of a blockchain project. I don t want to build my own private chain. are there any good public cloud services? To be able to support smart contracts ...
problem description simply restore it. For example, there are two files, A and B . I have modified A, and the online master is also the version, after A has been changed, and then my colleague is changing the B file, but the branch he is based on i...
for example, wouldn t it be better to configure it uniformly in the properties file? ...
[understood] because static blocks and static members are of the same level, the program executes in sequence topic description Why can you use the numeric object nums,bombs,flags of the Image class that should not have been initialized in the stat...
when a company project encounters a call, a clerk needs to record a call. However, in order to save space, the recording file needs to be compressed five times as much as GSM 6.10, with the suffix still wav. The front end did not find a way to play...
I called the emit method of socket in the loop to send events to the front end, and sleep each loop for 1 second. However, in the course of testing, it is found that the front end is cumulative to handle these events. For example, I looped 10 times, and ...