In JavaScript, awaitkeywords are part of the asynchronous functions feature introduced in ES2017 (also known as ES8), which allows us to write asynchronous code in a more intuitive and synchronous…
Scope refers to the area in a program where variables are defined, determining where these variables can be accessed and used. Scopes in JavaScript include global scope, function scope and…
Characteristics and properties are essentially different things. You can set properties and properties with the same name to different values. For example: Fewer and fewer developers seem to know this,…
Preface How to understand scope? First we need to understand what a domain is. Domain is a broad concept that has different meanings in different fields. In mathematics, a field…
In current inspection projects, an efficient and accurate algorithm is needed to process large amounts of image data. After some research and comparison, YOLOv5 was initially selected as the algorithm…
introduction Suppose you wake up one day and find that your smartphone not only reminds you of today’s schedule, but also explains that weird dream you had last night and…
How to use defer The above code is the declaration and implementation of defer in the Swift source code. We can intuitively see that the bottom layer is implemented in…
If you think of maintaining a healthy state as a race, not everyone can stand on the same starting line. Some people can finish the race smoothly, and some people…
Learning of Tensors Tensors are a special data structure, very similar to arrays and matrices. In PyTorch, we use tensors to encode the input and output of the model, as…
In Vue, data flow refers to the way data is transferred and managed. Vue uses one-way data flow. Its core concept is that the flow direction of data is one-way,…
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