yield keyword

Following the last analysis of the demo of the hot update, this time we will show you how to use Monobehaviour in the hot update code.Monobehaviour the base class of the script that is mounted on the Gameobject object. In common unity development,

One, iterator 1. Iterator definitionAn iteration is a repeating process that repeats one iteration at a time, and the result of each iteration is the initial value of the next iteration.L = ["AAA", "BBB", "CCC"]count = 0while count len (l):

In Python, all collections can be iterated, and within the Python language, iterators are used to supportFor loopBuilding and extending collection typesTraverse a text file line by rowList derivation, dictionary derivation, and set derivationTuple

The new learning features of PHP Recent projects have used PHP7, but feel that there are many new features that are not used. Just to summarize some of the new features that might be used. The previously used environment is php5.4, and all of them

fiber/Fiber Process In the operating system, in addition to processes and threads, there is a less applied fiber (fiber, also known as the coprocessor). Fibers are often compared to threads, and to the operating system, they are relatively

1. Overview The generator is a new feature introduced in PHP 5.5, but it's a very useful feature that few people use to visually. Generators and iterators are somewhat similar, but unlike standard PHP iterators, the PHP generator does not require

Understanding New Concepts The idea of iterators is introduced into the Python V2.2. Well, that's not quite true; the "signs" of this idea have long been in the older function xrange () and the file method. Xreadlines (). By introducing the yield

1 motives The Greenlet package is a by-product of stackless, which refers to the micro-threading as "Tasklet". Tasklet runs in pseudo concurrency and uses channel for synchronous data exchange. A "Greenlet" is a more primitive concept of

Show TOCWelcome to MSDN > Development languages and ToolsFuture features of the C # programming languageRelease Date: 4/30/2003 | Renew Date: 6/25/2004Prashant Sridharan Microsoft Corporation Apply to: Microsoft®visual C # (TM) Summary: Microsoft

This article is a learning note for the Liaoche Python tutorialSpecific content, you can refer to the following links:http://www.liaoxuefeng.com/ 1. Slice (Slice) Intercept a section from a list, tuple, or string.[i:j: K] means to remove part of the

We all know that Nodejs is based on event callbacks to handle events, so we often have the question, for example, we will use DB or Redis or FS modules to store our information, when we need to return a real-time data and processing, asynchronous

There are several series of tutorials on asp.net mvc online, so don't start from scratch, and recommend a few links at the end, so you can look at the system from scratch. 1, asp.net mvc introduction and the difference with asp.net webform In

This article describes the Python-specific method and iterative mechanism, share for everyone to use for reference. The specific analysis is as follows: As we all know, Python design philosophy is "elegant", "clear", "simple", for one thing only

Recently Learning Python concurrency, I made a summary of multiple processes, multithreading, asynchrony, and coprocessor.One, multithreading Multithreading is allowing multiple controls to exist within a process so that multiple functions are

About PHP, we have a lot of misunderstanding, but in fact, modern PHP is a door regardless of development efficiency or execution efficiency is quite high programming language. On the various aspects of modern PHP features, you can refer to the

There are a lot of questions about how the react components communicate with each other in the group today. The following is a good English version of the translation I saw, people who have read my blog know that my translation may not be

The C # language absorbs a very practical foreach statement from VB. For all instances of classes that support the IEnumerable interface, the foreach statement iterates through its subkeys using a unified interface, making the tedious bookkeeping of

Today, I learned about the use of yield when learning to build a crawler scrapy frame. Understand a thing, no what? How? Why?WhatYield in English means surrender, abdication, give up. The amount ... It's actually a keyword in python. In layman's

First, generator1. ConceptIn Python, a mechanism that loops one side of the computation, called the generator: generatorCreate generator: G = (x*2 for x in range (5))The next return value of the generator can be obtained through the next (generator)

Extended knowledge points of the list ..... Generator:With 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