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JS closure ~ You do not understand ~ I pretend to understand it ~

Closure is translated as a "closure" and it is too academic to wrap it. The following reference books and online resources are briefly discussed (please pay attention to improper understanding ).1. What isClosureThe official answer: the so-called "closure" refers to an expression (usually a function) with many variables and an environment bound to these variables ), therefore, these variables are part of the expression.After reading the definition above, if you are not a master, I firmly believe

Analyze assembly code to understand how computers work, assembly code to understand computers

Analyze assembly code to understand how computers work, assembly code to understand computers For reprinted original works of Zhou yuyong, please indicate the sourceLinux Kernel Analysis MOOC course http://mooc.study.163.com/course/USTC-1000029000 Decompiling C code into assembly code to analyze how the computer works.Below is the simplified assembly code for compiling C code into assembly code 1g: 2 pus

Use easy-to-understand code to help beginners understand javascript closure recommendations

I recently read several articles about javascript closures, including the recently popular Uncle Tom series and the articles in javascript advanced programming ,...... I can't understand it. Some of the Code is not read in university textbooks, and tianshu is average. Fortunately, I recently met two books, ppk on javascript and object-oriented JavaScript. I am reading the text, but I still recommend reading the original version, the writing is not com

Deeply understand the principles and usage of Yii2.0 optimistic and pessimistic locks, and deeply understand yii2.0

Deeply understand the principles and usage of Yii2.0 optimistic and pessimistic locks, and deeply understand yii2.0 This article introduces the principles and usage of Yii2.0 optimistic and pessimistic locks, and shares them with you as follows: Web applications often face multi-user environments. In this case, concurrent write control becomes a skill that almost every developer must master. In a concurrent

Easy to understand and practical big picture carousel, easy to understand big picture

Easy to understand and practical big picture carousel, easy to understand big picture

Deeply understand the use of data deconstruct in ES6, and deeply understand es6 deconstruct

Deeply understand the use of data deconstruct in ES6, and deeply understand es6 deconstruct Object deconstruct The object deconstruct syntax uses the object literal volume on the left side of the value assignment statement. Let node = {type: true, name: false} // both declare and assign the value of let {type, name} = node; // or declare and assign the value of let type first, name ({type, name} = node); co

Use java to understand program logic, variables, and java to understand logical variables

Use java to understand program logic, variables, and java to understand logical variables Data Type Description Example Int Integer Used to store integers. For example. Number of trainees. Employee ID of a company. The number of days in a year. Hours per day Double Dual-precision floating point Stores decimal numbers. For example, the price of a product. World pr

Hr voice: Why is the technical test difficult to understand and understand the humanities

Hr voice: Why is the technical test difficult to understand and understand the humanities Netease interactive launched the social recruitment program for in. The recruitment position of the technical department is senior.ProgramStaff, system administrators, database administrators, game testing engineers. According to the discussion on csdn talent forum and feedback from Netease recruitment departments, so

What Le Jia said makes sense, girls should understand and boys should also understand.

Girls should understand: 1The moment you get down from the bed, you begin to depreciate in his mind. If you give everything to your current boyfriend, what else can you leave in addition to the name of your husband? 2A woman's taste lies in what kind of taste a man is standing around her. One of the most successful tasks of a woman's life is to select a right man. 3When a man loves you, you will often be touched by the details. Similarly, if a man d

Do not understand the design mode, do not understand the design mode

Do not understand the design mode, do not understand the design mode This article focuses on the design pattern, which is complex and not the same as in the book. Let's start with a simple requirement: "to make the system only have one SendEmailObject object" Code: Public class SendEmailObject {public bool Send () {Console. writeLine ("Email sent from:" + this. getHashCode (); // call GetHashCode to check w

Understand, your app life, do not understand, die!

promote the importantWhat is word of mouth? Is the good comment more is the word-of-mouth (Lu Xun said: ' There is no word of mouth, people said more, it became a reputation. ' Well, it doesn't seem right. Although there is a feedback function, you may really care about the user feedback, brush the user's comments every day, in fact this is not necessary. Experience is limited, or pay more attention to some bad comments, praise on the silent bear on the good.So you will say, there is no use of

Swift Beginner there is something difficult to understand, to tidy up a bit, to understand.

Func Makeincrementer()-(Int-Int){Func AddOne(Number:Int)-Int{ return1+ number } addone} varincrement= makeincrementer ( performed: Increment (7 Explanation: Increment is Makeincrementer (), So it returns AddOne and then the equivalent of AddOne (7), and naturally executes the inner layer function, and then returns 8. /span> Swift Beginner there is something difficult to understand, to sort it out, to

Use easy-to-understand code to help beginners understand javascript closures

I am also a beginner in javascript. What should I do? I learned jquery first, learned the importance of javascript, and then learned javascript object-oriented programming. I recently read several articles about javascript closures, including the recently popular Uncle Tom series and the articles in javascript advanced programming ,...... I can't understand it. Some of the Code is not read in university textbooks, and tianshu is average. Fortunately,

Deeply understand the execution cycle analysis of PHP principles, and deeply understand php

Deeply understand the execution cycle analysis of PHP principles, and deeply understand php This article describes the execution cycle of PHP principles. We will share this with you for your reference. The details are as follows: The execution cycle of PHP can be divided into the following stages: First, Zend Engine (ZE) calls the lexical analyzer (generated by Lex, the source file is in Zend/zend_language_

[Finally understand] the benefits of adding PHP to a namespace-facilitate automatic loading and finally understand the namespace

[Finally understand] the benefits of adding PHP to a namespace-facilitate automatic loading and finally understand the namespace A PHP project usually has only one entry file index. php. We usually write an automatic loading function in this entry file to the class file that will be instantiated by require later. For example: Spl_autoload_register (function ($ className ){Require 'class/'. $ className.'. ph

10 minutes thoroughly understand JavaScript this point, do not understand please smash shop

The This of the function refers to who, and where the function is defined, where the function is executed without a semi-gross money relationship, only follows the following rules:In non-strict mode:1, self-executing function inside, this always points to window; Results please see2, to a certain behavior of the element binding method, when the behavior triggers the called function inside this pointer to the DOM element; But if I change it a little bit: 3, look at the function of the exec

Understand lstm information materials to understand lstm-medium_ understanding

Materials to understand lstm People never judge a academic paper by those user experience standards this they apply to software. If The purpose of a paper were really promoting understanding, then most of them suck. A while ago, I read this article talking about academic pretentiousness and it speaks me heart out. My feeling are, papers are not for better understanding but rather for self-promotion. It ' s a way for scholars to declare achievements an

Make Excel rules easier to understand (Oracle Policy Modeling-make your Excel rules easier to understand)

order, with each set of conditions and conditionsThe separate rows are listed as follows. (Note: In this example, "can be trusted" means that the Boolean attribute "user can trust".) )You can also rotate the rules table to make rows and columns interchangeable. This effectively means that we represent the rules table in y-x direction rather than X-y direction. For this example, the rotated rule table is:The two rule tables will generate identical rules at compile time.==========================

Understand how Python files are organized and understand the creation of source files

the From MOD2.MOD2 Import * or import mod2.mod2.(3) Main program import module in upper directory or other directory (peer)such as the following program structure:'--src|--mod1.py|--MOD2| '--mod2.py|--Sub| '--test2.py'--test1.pyIf you import modules Mod1 and MOD2 in the program test2.py. You first need to create a __init__.py file (same (2)) under MOD2, and you do not have to create the file under SRC. Then call the following method:The following program execution methods are executed in the di

How much do you understand after reading it? What do you understand? What do you think?

cherish the people you love and treat every plain today as the last moment of mutual dependency. Hold your lover's hand well, even if the appearance of Ta is old, even if Ta is full of vicissitudes, that is the eternal warmth in your memory. Don't forget to keep your commitment to ta. Don't forget to hold your TA's hand for the rest of your life ..... About life: Life is like a dream, and years are heartless. Looking back, we can only find that people are in a mood to live. Poor, Rich, good,

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