Tag：block
-
Time：2021-1-18
Record the problems when writing this game. When the key is pressed, it is forbidden to trigger repeatedly Demand: when the key is pressed, the speed will be reduced by 300 on the basis of the current value, speed – = 300There is a problem: when the key is pressed and held, speed will continue […]
-
Time：2021-1-15
Note: for the sake of brevity, this article only deals with some key codes and structures. Recommended download source code, see the detailed implementation. 1.1 INTRODUCTION Part 1 completes the “handshake”, Part 2 completes the “heartbeat” information, Part 3 loads the matching file, and Part 4 completes the operation of the local database. Next, we […]
-
Time：2021-1-14
With the advent of BTC system, blockchain technology has been recognized by more and more people in the past 10 years. Blockchain has built the value network foundation in the era of digital economy. In the economic model, consensus mechanism, cryptography and other technical problems behind the blockchain public chain, there has always been a […]
-
Time：2021-1-13
If you always pay attention to the dynamics of IPFs, you should know something about libp2p. Libp2p is a basic module for P2P network, which comes from the open source project IPFs. IPFs team separated the network layer of peer-to-peer network from IPFs project to form an independent project, which is libp2p. In essence, libp2p […]
-
Time：2021-1-13
On April 25, the global business launch conference of block chain service network (BSN), sponsored by the state information center and co sponsored by China Mobile Communications Group Corporation, China UnionPay Co., Ltd. and the blockchain service network development alliance, was held. At the meeting, BSN announced that it was officially open to global commerce. […]
-
Time：2021-1-12
Technical editor: Wang ZhizhiSegmentFault has he reported the official account number: SegmentFault The global spread of the new crown epidemic highlights the weak links in the global supply chain, and many governments have formulated corresponding isolation strategies, which also leads people in many regions to panic purchase and hoard sanitary paper, hand sanitizer, rice, flour, […]
-
Time：2021-1-10
Recently, hosted by the state information center and co sponsored by China Mobile Communications Group Co., Ltd., China UnionPay Co., Ltd. and the blockchain service network development alliance, the blockchain service network (BSN) business launch conference was held in Beijing. Since April 25, BSN has been officially launched for commercial use, and will work with […]
-
Time：2021-1-9
April 26 is the 20th World Intellectual Property Day.With the development of economy, intellectual property infringement disputes occur frequently, which not only disturbs the market order, but also attacks the innovation enthusiasm. The importance of intellectual property protection has been raised to a new height. Xiao Yang, the user of Baidu super chain trusted certificate […]
-
Time：2021-1-8
brief introduction There are many jQuery plug-ins for magnifying glass on the Internet, but they are not so handy. Now a page of code implements a magnifying glass function. If you need additional functions, you can modify them manually. The principle is in the comments <!DOCTYPE html> <html> <head> <meta charset=”UTF-8″> < title > magnifying […]
-
Time：2021-1-6
preface So far, we have basically recorded the existing content in the rust asynchronous programming book. Combined with the previously recorded rust programming language (basic and advanced), rust scraps, rust small projects, etc., we can basically help you build the basic rust development ability. This article mainly talks about the follow-up in-depth study of rust […]
-
Time：2021-1-5
The underlying technology of blockchain is obscure and difficult to understand, so research consumes a lot of energy; the investment in underlying hardware is too large, so the construction cost is hard to bear; it is hard to find a partner to form an enterprise allianceUnder the background of new infrastructure, as a new technology […]
-
Time：2021-1-3
Blockchain technology breaks the balance between media time binding and space binding. You can read data from anywhere. It can last as long as paper or stone. **The invisible Obelisk: McLuhan on the blockchain (Part 1)By David MorrisMako, business operations manager, imtoken** This series of articles is based on a book about bitcoin and blockchain […]
