BlogHide Resteemscmhate (62)in spark • 4 years agoIn-depth interpretation of spark VS Hadoop two big data analysis systemsSpark: fast and easy to use Spark is good at performance, but it is also known for its ease of use, because it comes with an easy-to-use API that supports Scala (native language), Java, Python…cmhate (62)in big • 4 years agoThe value path of big dataThe 4V of big data is not on the same level Speaking of big data, the first impression is that the 4V proposed in the book "Big Data Era", massive data volume (volume), fast data flow and dynamic…cmhate (62)in polkadot • 4 years agoSimple reading of PolkadotForeword Polkadot is a cross-chain protocol. Various special chains can be constructed based on Polkadot. On Polkadot, its dedicated chain can be customized and autonomous, and has its…cmhate (62)in sashimi • 4 years agoSashimi, DEX, and new revelationsContent Yesterday, Uniswap's liquidity dropped by more than 70%, returning to the same scale as before the birth of SushiSwap, about less than 500 million US dollars, while SushiSwap "levered"…cmhate (62)in kp3r • 4 years agoKP3R: Serve for "unsmart" "smart contracts"What is KP3R? Because it is more for programmers than ordinary users, it is difficult for most users to understand what it is through intuitive experience. The KP3R network provides a market of…cmhate (62)in lightning • 4 years agoLightning network transactionContent Suppose, Bob thinks that he could get 7btc before, but now only 6btc is left, and he wants to broadcast the old transaction in breach of contract. So, what are the consequences of…cmhate (62)in supervision • 4 years agoSupervision and management/weight of sharesContent The 1/n model of partnership is further extended to n/m, and a more complex fund management system can be realized. For example, within a company, when the funds are used, the finance…cmhate (62)in onion • 4 years agoOnion routingContent A path is determined through the previous routing algorithm. When sending data, it takes one hop (origin node --> hop --> ... --> hop --> final node) to reach the destination…cmhate (62)in strongest • 4 years agoStrongest MoneroContent According to what we have seen above, anonymity is not so easy to achieve. Is there any digital currency that can truly be anonymous? Let's take a look at the introduction of Monero. The…cmhate (62)in web2 • 4 years agoWeb2.0 problemContent Generally speaking, Web 2.0 has two main problems, both of which are related to something called state. Status refers to the information about the client (computer hardware or software…cmhate (62)in prevent • 4 years agoPrevent tamperingSuppose A transfers 10 bitcoins to B, but he wants to delete this information from the blockchain, so that everyone does not know that this matter exists, and can go wrong. First, let’s talk about…cmhate (62)in btc • 4 years agoBitcoinAssume that 4 people are called ABCD, and 3 transactions are initiated between them. A transfers 10 bitcoins to B, B transfers 5 bitcoins to C, and C transfers 2 bitcoins to D. If it is a…cmhate (62)in cryptocurrency • 4 years agoThinking about cryptocurrencyIs it possible for Bitcoin and other cryptocurrencies to become a world currency in the future? We can say a nonsense that is always correct: everything is possible. If you don't talk nonsense…cmhate (62)in cardano • 4 years agoFunctional programming language helps improve scalabilityCardano uses a new proof-of-stake algorithm called Ouroboros, which determines how individual nodes reach consensus on the network. The protocol was designed by a team led by OHK Chief Scientist…cmhate (62)in cosmos • 4 years agoCosmosCosmos aims to be a "blockchain internet" that will solve these problems once and for all. The architecture of Cosmos consists of several independent blockchains, called "zones", attached to a…cmhate (62)in eos • 4 years agoeos Upgrade Protocol and ConstitutionThe EOS.IO software defines the following process, through which the protocol defined by the specification source code and its composition can be updated: The block producer proposes to amend…cmhate (62)in eos • 4 years agoeos accountThe EOS.IO software allows accounts to be referenced by unique readable names up to 12 characters in length. The name is chosen by the creator of the account. The account creator must reserve the…cmhate (62)in consensus • 4 years agoConsensus algorithm based on state machine replicationSo, what is a state machine? State machine is the abbreviation of finite state automata, which is a mathematical model abstracted from the operating rules of real things. Looking at the picture…cmhate (62)in bft • 4 years agobft vs dposBFT+DPOS: After a block is produced, it is confirmed immediately through the BFT protocol, which solves the problem of slow DPOS confirmation. It takes more than 1/3 of the nodes to do evil.…cmhate (62)in btc • 4 years agoBTC-RelayBTC-Relay itself is a smart contract of Ethereum. The function of this contract is to verify certain transactions on Bitcoin and provide verification information to other DApp users on Ethereum.…
