Programming model of parallel computing - Message Passing Interface (MPI)

Programming model of parallel computing - Message Passing Interface (MPI) MPI is a standard and portable communication interface. MPI provides rich functional interfaces for parallel communication and parallel file I/O access. MPI is a programming model that supports multi presentation many data (MPMD). It is a library based system implemented ...

Added by eternalprophet on Fri, 04 Mar 2022 10:02:21 +0200

Computer software copyright and Application

1. What is software copyright? Computer software copyright refers to the exclusive rights enjoyed by software developers or other obligees for software works in accordance with the provisions of relevant copyright laws. As far as the nature of right is concerned, it belongs to a kind of civil right and has the common characteristics of civil ...

Added by c815902 on Fri, 04 Mar 2022 03:46:19 +0200

[Flask backend] record a cross domain experience of sadness

For the first time, the Python back-end interface was sent to the front-end after the Postman test. The front-end worked for a long time and said it was a cross domain problem. I wondered why the web page didn't work when Postman could pass. Was there a problem with the front-end code? The front-end boss explained that the Postman test could no ...

Added by tonbah on Wed, 02 Mar 2022 13:43:40 +0200

Multi header windows Chia cluster

Article link numberclassificationArticles and linksintroduceauthorSource classificationDate of writingCollection dateR1reference resourcesHPoolLargest Chia ore pool2021-06-04R2reference resourcesChia official website2021-06-04R3reference resourcesChia official browser2021-06-04R4reference resourcesCHIA CLI Commands Reference2021-06-06R5referen ...

Added by leapingfrog on Mon, 28 Feb 2022 06:11:53 +0200

Analysis of modeling syntax of FABulous series Fabric, an open source framework for efga design

I am snowy fish, an FPGA enthusiast, and my research direction is FPGA architecture exploration.Focus on official account [integrated circuit design course], pull you into "IC design exchange group".Learn the modeling method of efga fabric through the only demo provided by FABulous.1, Fabric LayoutFirst look at the demo:The layout of ...

Added by mickfuzz on Sun, 27 Feb 2022 04:46:00 +0200

Make up a blockchain: serialize the data structure to see how digital currency transmits data

Students who have experience in blockchain development know that to develop smart contract applications, you first need to synchronize the Ethereum main network through geth, which means you need to download a lot of data from other nodes. In addition, when using blockchain technology, such as payment and receiving digital currency, the "w ...

Added by joebloggs1987 on Sun, 20 Feb 2022 08:05:13 +0200

Ethereum development strategy 7: Ethereum programming interface Web3 JS API: call contract

Ethereum development strategy 1: preparation part I: installation of various related tools and environment configuration Ethereum Development Strategy II: preparation Part II: Compilation and installation of Ethereum Ethereum development strategy 3: building Ethereum private chain (Mining Based on ethash consensus) Ethereum development strategy ...

Added by dai.hop on Sun, 20 Feb 2022 02:58:54 +0200

Case analysis of Tendermint KVStore

summary Tendermint can be simply understood as a modular blockchain development framework, which supports developers to customize their own blockchain without considering the implementation of consensus algorithm and P2P network. Because in Tendermint, the consensus engine and P2P network are encapsulated in the Tendermint Core and interact wi ...

Added by aperantos on Thu, 17 Feb 2022 19:23:57 +0200

Hyperledger Fabric 2.x custom smart contract

1, ExplainIn order to continuously update information and manage the ledger (write transactions, query, etc.), the blockchain network has introduced smart contracts to access and control the ledger; Smart contract is called chain code in Fabric, which is the business logic of blockchain application.This article shares how to use the Java langua ...

Added by Andrei on Wed, 16 Feb 2022 03:32:39 +0200

Cadence physical library LEF file syntax learning [continuous update]

I am snowy fish, an FPGA enthusiast, and my research direction is FPGA architecture exploration.Pay attention to the official account and pull you into the IC design exchange group.1, Introduction to LEFLEF is the abbreviation of Library Exchange Format, which describes the designed library information. The library data includes layer, via, pla ...

Added by mightymax on Mon, 14 Feb 2022 07:06:01 +0200