Previously, the Saudi Committee on Communications, Space and Technology (CST) submitted a draft technical specification for displaying the names and identities of mobile phone callers, which will take effect on October 1, 2023.The name and number of the calling party must be displayed in the call log, and the mobile device must be able to receive and display the names and numbers of callers of all technology types (including 2G, 3G, 4G, and 5G)...

The StoneDB source code interpretation series of articles has officially started, and we are expected to meet you in the form of Zhou Geng. Please provide more support~The source code interpretation content of this article has been shared live...

In more than three years of fighting against the epidemic, Hong Kong citizens have long been familiar with the name of Yuen Kwok-yung, the Docent of the Department of Microbiology of HKU. Recently, he teamed up with David Ho, a Chinese American scientist, to establish the "Alliance for Epidemic Research"...

Could you please click on 'Follow' to facilitate your discussion and sharing, as well as bring you a different sense of participation? Thank you for your support!Having gone through a historyEditor | went through a historyAs the two major aircraft manufacturers in the world, Boeing and Airbus almost monopolize the civil aviation market worldwide,China is no exception, as it pays up to $20 billion annually to Western countries for the maintenance of passenger aircraft alone.In order to break free from the monopoly position of the two major hegemons, China and Russia announced cooperation on the CR929 aircraft project, in order to break the dominance of Boeing and Airbus...

Due to restrictions on Huawei's mobile phones, their market share has plummeted, and their competitiveness has also weakened for a time. The main reason for Huawei's low competitiveness in mobile phones is the lack of support from Kirin chips and the absence of 5G networks...

Lei Qingquan, academician of the CAE Member: "Innovation should not only focus on the bright spots that have begun to shine and heat up in science, but also aim at the needs of national science and technology and economic development, and stick to a faint promising point, which may lead to innovation."Source: Guangming Daily...

With the arrival of the end of July, major research institutions have gradually released various information data for the second quarter of this year. Among them, according to the latest report released by Counterpoint Research, a Market data institution, the global smartphone market experienced fierce competition in the second quarter of 2023...

No.1 Shanghai's summer average daily flight volume reached 110% in 2019According to data from the Air Traffic Control Center of the East China Air Traffic Control Bureau, since July 1, the daily average number of guaranteed flights in the Shanghai region has reached 6987, which is 110% of the same period in 2019...

Look at the excitement!!Pinduoduo, which has made the e-commerce market extremely involved, has stirred up trouble in the overseas market again. This time, it is directly competing with our domestic seed players...

You can leave without anything when you go outBut you can't go without your phoneAnd the phone must have electricityPower Bank as a Mobile "Gas Station"Has become a necessity in our livesHas deeply integrated into our liveshoweverMost power banks use lithium batteriesDue to its chemical propertiesUsing flammable organic electrolytes, etcThere are certain potential risksIf encounteringHigh temperature, squeezing or collisionOr use counterfeit productsExtremely prone to fire and explosionCausing very serious consequencesLithium batteries and power banks have a "new insurance" for quality and safetyRecently, the State Administration for Market Regulation announced that starting from August 1, 2023, CCC certification management will be implemented for lithium-ion batteries, battery packs, and mobile power sources. Starting from August 1, 2024, those who have not obtained CCC certification and marked with certification marks shall not be allowed to leave the factory, sell, import, or use them in other business activities...

Preface:Have you ever encountered a requirement where the product requires the same user to be allowed to log in at the same time according to backend Settings, or when it is not allowed to log in at the same time, it is necessary to force the previous offline scenario. This article will lead you to implement a simple requirement for this scenario...

On July 24th, the reporter learned from Taobao and Tmall that the number of new merchants on Tmall in the second quarter increased by 75% year-on-year, surpassing the number of new merchants in the first half of last year.Among them, the top 5 popular categories of new merchants entering Tmall in the second quarter are consumer electronics, clothing and fashion, home decoration, food, and home furnishings...