digital

These treasure websites can not only provide inspiration for topic selection and writing ideas, but also quickly find suitable materials to help you greatly improve your writing efficiency, especially the last one is very practical. If you want to improve your writing style, you must see it. You can like it and collect it! 1. get writing A powerful intelligent writing website. If you have no clue about writing an article, it is strongly recommended that you take a look at this website, which gathers the search hotspots of various…

The folding screen mobile phone is the future trend, and many people must want to experience it. If you want to get started with the folding machine, the first choice is Samsung. Which one is suitable for those who haven’t used folding screen mobile phones? The Samsung Z Fold3 with high cost performance is worth seeing. Samsung’s screen is needless to say, one of the best in the industry. The internal and external screens of Samsung Z Fold3 use Samsung’s own top second-generation dynamic AMOLED screen, which supports 120Hz adaptive…

Chat is also an art. In our daily life, people who can chat tend to be more popular with the public, and can also get better popularity and opportunities. If they can’t chat, they always don’t know what to chat, which may leave a bad impression on each other, and even affect the relationship between the two parties. As an author of We-media, I am also a person who can’t chat. During the Spring Festival, I saw various sayings of New Year greetings, and high-level greetings are endless. But I…

Preface We know that high concurrency represents large traffic, and the charm of high concurrency system design lies in our ability to design ingenious solutions with our intelligence, so as to resist the impact of huge traffic and bring users a better use experience. These schemes seem to be able to manipulate the traffic and make the traffic more smoothly processed by the services and components in the system. How do we deal with large traffic in three waysThe first method is Scale-out. The second method: use cache to improve…

Article content A few days ago, I sent a Chinese video plan # Do you like her lecherous# Video, showing more than 5000 videos and playing more than 1100 videos. This is not the key point, but the key point is: the detailed data of watching works is too detailed Age distribution Let’s take a look at user portraits: the gender ratio is 5.25% for women, 94.75% for men, 80% for people between the ages of 30 and 50, 70% for models within 3000 yuan, and the regions are Guangxi,…

1. What is the indexIndex is a data structure that can improve the efficiency of database query. It can be compared to a dictionary directory, which can help you quickly find the corresponding records. Indexes are generally stored in files on disk, which occupy physical space. Just as water can carry a boat, it can also capsize it. Proper indexes can improve query efficiency, and excessive indexes will affect the insertion and update functions of database tables 2. What types of MySQL indexes are Data structure dimension B+tree index: all…

At present, Apple has pushed the update of some open source documents for iOS 17 applications. In recent years, Apple has updated various devices: iOS, macOS, pad OS and watchOS, which will be uploaded to the open source library earlier On the open source library in the figure below, there are source codes including Swift, WebKit, ResearchKit, FoundationDB, etc. The designer can download or put them into GitHub, and then design them by himself. If you don’t know what GitHub is, you can search it yourself. Here the author will…

Hello friends, I am Xiaojun, a blogger who focuses on knowledge sharing! Our mobile phones monitor our usage habits every day, do you know? I believe that many friends have this experience, that is, mobile phones seem to know what we are thinking, and they are very quick to recommend to us. For example, when we chat with friends, what we talked about, and the next day, mobile phones will completely recommend these contents to us, so this is the monitoring function of mobile phones. Through this function, we can…