When we write the Nodejs program, we often use the callback function to process the returned data after an operation is completed, and I simply understand that it is asynchronous programming.If there is a lot of action, then the nesting of callbacks
This is a series of articles, starting from the basics, and introducing the generator in Python and coroutine (mainly about Coroutine), and detailing the various advanced uses of coroutine in Python, Finally, a simple multi-tasking operating system
First, generatorWith list generation, we can create a list directly. However, with memory limitations, the list capacity is certainly limited. Also, creating a list of 1 million elements takes up a lot of storage space, and if we just need to access
Write the code generator by yourself (1). Write the Code Generator
I thought of a code generator of my own for a long time. It was simple and enough for my own use, so I had no time. I was idle recently, so I made up my mind to write a small
Learning Links:Http://www.liaoxuefeng.com/wiki/0014316089557264a6b348958f449949df42a6d3a2e542c000/ 0014317799226173f45ce40636141b6abc8424e12b5fb27000Generator things are not very difficult, the main note under the list of the inside Listwy[-1]
Liu Bing, nickname, open source technology enthusiasts, high performance Redis middleware Nredis-proxy author, the current research direction for Java Middleware, micro-services and other technologies.
first, what is the distributed generator
We
I. Core document Generator.xml
Specify key information such as the location of the database jar package, database connection information, location of the build package, table name, and so on. The file is placed in any location.
This article mainly introduces Python functional Programming Guide (four): The builder detailed, this article explained the generator introduction, the generator function, the generator function FAQ and so on content, needs the friend to be possible
Notes excerpt from: Https://www.liaoxuefeng.com/wiki/0014316089557264a6b348958f449949df42a6d3a2e542c000/ 0014317799226173f45ce40636141b6abc8424e12b5fb27000This article is only for oneself review use, Invasion deletes;
List Builder
For
Python BASICS (IV) and python Basics6. 6.1 iteration of Higher-Order features
If a list or tuple is given, we can use the for loop to traverse the list or tuple. This traversal is called Iteration ). In Python, iterations are completed through for...
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