Tag：block
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Application field of blockchain – Internet of things and logistics (II)
id:BSN_2021Official account: BSN Institute Distributed storage, encryption algorithm and consensus mechanism. Blockchain technology with these typical technical characteristics has been favored by many industries since its birth and contains great potential. Among these industries, the Internet of things and logistics are more mature areas for the application of blockchain technology. Blockchain can be naturally combined […]
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What is the economic model construction node of adaoracle oracle
Through the feed price and API on the connection chain, adamorcorporation can access any type of API interface, realize more fair and just data acquisition and service ecology, provide reliable data for DAPP, and build a more reliable, convenient and lower cost Oracle service platform. With its leading technical level, adamorcorporation has overcome the problems […]
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Qipengyuan visual operation platform creates three-dimensional virtual world
What is the meta universe? A thousand industries have a thousand yuan universe in their eyes. Metauniverse is no longer a hyped concept. With the growing popularity of the meta universe, the future meta universe will replace today’s traditional Internet and enter the 3.0 era, which will open up the parallel world of reality and […]
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WAF block transmission bypass
Principle: After adding transfer encoding: chunked in the header, it means that the message adopts block coding.At this time, the data part of the post request message needs to be transmitted in a series of blocks. Each block contains hexadecimal length value and data. The length value is exclusive of one line, and the length […]
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Application of financial intelligence alliance chain based on BSN in the field of finance, taxation and Finance
Multi party participation, whole process transparency, traceability and non tampering. Blockchain technology with these remarkable characteristics has been favored by many industries since its birth. In China, the financing development of small, medium-sized and micro enterprises has fallen into a strange circle. On the one hand, the financing difficulties of small, medium-sized and micro enterprises […]
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Agricultural products supply chain is designed based on blockchain architecture
Agricultural products supply chain is designed based on blockchain architecture background After the sudden outbreak of COVID-19, the “production purchase sales” mode of agricultural products dominated by traditional farmers’ markets was suspended, and the unstable supply and marketing channels led to sharp fluctuations in the supply quality of agricultural and sideline products and […]
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[C + + memory management] 9_ G2. 9 detailed explanation of STD:: alloc operation mode
From the following successive steps, we can understand the basic process of alloc. It includes the concepts of combat readiness pool, free linked list, adding up to 20 blocks at a time, adding amount, fragment processing, processing when memory is insufficient, etc start free_ The list array contains 16 elements, and the sub elements manage […]
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Qt5 writes Tetris and uses SQLite3 to realize game playback
background Use Qt5 Qgraphicsitem of 12.9 is used to realize Tetris, and sqlit3 is used to store data for game playback. Since QT has been used, try to use its components to rewrite the original JSON encapsulation and database operation interface. thinking Reuse the implemented code as much as possible, so only the shape and […]
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Mo learning notes team
For reprint, please bring this blog address:https://www.cnblogs.com/continue126/p/14450059.htmlAnd indicate the original author: @ blog Park: continue_ 1025, creation is not easy, please understand. Ordinary Mo team Introduce a small example \(zl\)My sister has a string of numbers. Because students are too bald, now he wants to ask you\(m(m≤1e5)\)Times, of which\(L\)reach\(R\)Number of interval occurrences\(3\)How many times and […]
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Mo team learning notes
For reprint, please bring this blog address:https://www.cnblogs.com/continue126/p/14450059.htmlAnd indicate the original author: @ blog Park: continue_ 1025, creation is not easy, please understand. Ordinary Mo team Introduce a small example \(zl\)My sister has a string of numbers. Because students are too bald, now he wants to ask you\(m(m≤1e5)\)Times, of which\(L\)reach\(R\)Number of interval occurrences\(3\)How many times and […]
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Electronic contract helps enterprises fight digital epidemic
id:BSN_2021Official account: BSN study societySince the end of 2019, a New Coronavirus pneumonia epidemic known as COVID-19 has swept the globe and has had a tremendous impact on the production and life of the people of the world.Facing the impact of this epidemic, what good solutions can help enterprises return to work and production? Can […]
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Qt5 write Tetris AI robot to play games
background Use Qt5 12.9 qgraphicsitem to achieve Tetris, using a simple evaluation function to achieve AI robots to play Tetris games. This is the first step of AI robot. This algorithm is very simple but effective. In most cases, it can eliminate more than 500 layers. In the recent few tests, the highest record has […]