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...

Reporter Fan JiaOn July 24th, the Shandong Provincial Government website released the "Action Plan for the Leap Development of Cross border E-commerce in Shandong Province (2023-2025)" (hereinafter referred to as the "Action Plan"), aiming to create 20 cross-border e-commerce characteristic industrial belts, cultivate 100 well-known cross-border e-commerce brands with strong international competitiveness, incubate 1000 emerging cross-border e-commerce enterprises, achieve cross-border e-commerce industry clustering, brand clustering, and efficient service by 2025 Ecological prosperity, promoting stable scale and optimized structure of foreign trade.The Action Plan lists eleven key work tasks:Innovate and enhance the "cross-border e-commerce+industrial belt" model...

Before you read this article, please click on "Follow" to facilitate your immediate discussion and sharing, which has brought you a different sense of participation. Thank you for your recognition!The text/knowledge is so strangeEditor/Knowledge is so strangeYangtze RiverIt is the longest and largest river in China, as well as the world's largest river basinabove all...

On July 24th, according to the latest report from consulting firm Kepios, nearly 5 billion (4.88 billion) people worldwide are currently active on social networks, an increase of 3...

On July 24th, the official Weibo account of "Youku" released a statement:The TFBOYS Ten Year Promise concert will be live streamed online and will be invoiced at 13:58 today. The online price is not accurate, and there is no need for members or "ticket grabbing"...

On July 24th, Musk posted that "X.com is now pointing to Twitter...

The courtyard is a typical architectural feature of traditional residential buildings in southern China. Unlike courtyards in northern China, patios are generally smaller and less exposed to outdoor environments...

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Some students who are interested in computer systems and software may be curious about what they are composed of and may check their folders. After entering the folder, I found that there were also folders and various files inside, the most of which were files with the suffix "...

Source: China Education News NetworkXinhua News Agency, Beijing, July 22 (Reporter Wen Jinghua) According to the China Association for Science and Technology, the China Association for Science and Technology and the Ministry of Education have jointly issued a notice to jointly implement the "Scientists (Spirit) on Campus Action", aiming to build an open and collaborative work model, transform the spirit of scientists from abstract symbols into vivid stories of scientists, guide primary and secondary school students to approach scientists, understand the spirit of scientists, and enhance their curiosity in scientific exploration.According to the "Action Plan for Scientists (Spirit) on Campus", this action will invite academicians and experts to carry out scientist spirit preaching activities on campus, organize science and technology counselors, Communist Youth League members, etc...