[Global Vision] Yadi will launch electric motorcycle in European market in cooperation with Porsche
[Global Network Technology Comprehensive Report] On May 30, it was reported that the VFF200 electric motorcycle jointly developed by Yadi and Porsche was about to be launched in the European market.From a power perspective, the VFF200 is equipped with a motor with a maximum power of 11 kW and a peak torque of 236 Nm...
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Don't buy 618 phones indiscriminately. Choosing these four models around 2500 is very suitable, with strong features and a significant price reduction
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The 20th ChinaJoy Press Conference was held in Shanghai in 2023, with a comprehensive interpretation of the top ten highlights of the exhibition
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Cainiao International Express 618 Enlarges Invitation for Free "Upgrade" of Logistics in 15 European and American Countries, Another 10 Days Faster
Global Network Technology Comprehensive Report: The 618 major promotion pre-sales and investment promotion at home and abroad have been launched, and international express logistics support needs to keep up.Today, Cainiao International Express has launched multiple logistics upgrade measures with a focus on improving logistics efficiency and service experience, creating a "fast, cost-effective" cross-border package service...
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The total revenue of China's science fiction industry in 2022 reached 87.75 billion yuan
On May 30th, the "2023 China Science Fiction Industry Report" was officially released at the 2023 China Science Fiction Conference. The report shows that in 2022, the total revenue of China's science fiction industry reached 87...
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Original declaration function for WeChat video account launch
Global Network Technology Comprehensive Report: On May 30th, the official WeChat account announced the launch of original tags for external display, original protection records, and new creative sharing plans on the video account.WeChat stated that when the content of the video account is released, the "Original Declaration" function has been added at the bottom of the page...
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It's not just cloud costs that are out of control: burning 450 million yuan a year for observability
InfoQ Architecture HeadlinesMay 2023-2915:00 Published in HeilongjiangOrganize | Chu Xingjuan, Nuclear ColaWhich company spent $65 million on Datadog in 2022? "Datadog recently revealed at a financial meeting that a customer made a one-time prepayment of up to $65 million, which instantly sparked industry attention: which company is so generous? Can you observe how suppliers make money?Datadog is the main force of observability, with a financing listing in 2019 and a current market value of $28 billion. The company's revenue in 2022 was $1...
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What sparks will be generated by the "hand in hand" relationship between transportation and energy
Energy and transportation are closely related and inseparable. Transportation is one of the largest load areas of energy, and green development of energy is an inevitable requirement of transportation development strategy...
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Solving the Problem of New Energy Consumption in Ningxia: Adding "Power Bank" to the Power Grid
New HighlightsReporter Wang Yingxia, Correspondent Li Yingjie, Wan YeIn 2022, Ningxia's grid connected energy storage capacity reached nearly 1 million kilowatts, ranking second in the country, and the development of energy storage entered a "fast lane". The reporter learned from State Grid Ningxia Electric Power Co...
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Scientists in China Achieve Quantum Key Distribution in Thousand Kilometers of Relay Free Fiber Optics
Hefei, May 29 (Reporter Xu Jing) -- Pan Jianwei and Zhang Qiang of the University of Science and Technology of China, together with Wang Xiangbin of Tsinghua University, Liu Yang of Jinan Institute of Quantum Technology, You Lixing and Zhang Weijun of the Shanghai Institute of Microsystems and Information Technology of the Chinese Academy of Sciences, have cooperated to achieve 1002km point-to-point long-distance quantum key distribution in optical fibers by developing technologies such as low crosstalk phase reference signal control and extremely low noise single photon detectors, Not only has it set a world record for fiber optic relay free quantum key distribution distance, but it also provides a solution for high-speed backbone links in intercity quantum communication. The relevant research results were recently published in the international academic journal "Physical Review Letters"...
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Focusing on major application directions and accelerating the development of third-generation semiconductors
Recently, at the 2023 Zhongguancun Forum "Beijing (International) Third Generation Semiconductor Innovation and Development Forum", Xiang Libin, a member of the Party Group and Vice Minister of the Ministry of Science and Technology, stated that third-generation semiconductors represented by silicon carbide and gallium nitride have excellent performance and have a huge market in fields such as new energy vehicles, information communication, and smart grids.Building an Industrial EcologyXiang Libin stated that the "13th Five Year Plan" period has basically solved the "availability" problem of China's third-generation semiconductor products and related equipment, and the "14th Five Year Plan" period will focus on solving the problems of "usability, usability" and sustainable innovation ability...
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Seamless integration of multiple languages: the ultimate guide to parameter verification (1)!
SpringBoot /** * */ @Email(message = "") @NotBlank(message = "") @ApiModelProperty(notes = "", required = true) private String accountName; APP idea LoginBo@Datapublic class LoginBo { /** * */ @NotBlank(message = "") private String accountName; /** * */ @NotBlank(message = "") private String password;}ResultVopublic class ResultVo<T> { private String code; private String msg; private T data; public ResultVo() { } public ResultVo(String code, String msg) { this(code, msg, null); } public ResultVo(String code, String msg, T data) { this.code = code; this...
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