variable iNum. doAdd does not accept the parameter. add calls doAdd In the last step, return the sum of the two parameters and global variables. We can see that the values used by doAdd are obtained in the execution environment.
Below are several examples found on the Internet to understand the lexical scopes and closures.
Copy codeThe Code is as follows:
/* A piece of code in the global (window) Field */
Function a (I ){
Var I;
Alert (I );
};
A (10
Android obfuscation code details and examples
Android obfuscation code details and examples
To prevent your work results from being stolen by others, obfuscation code can effectively prevent decompilation. The following describes the steps for obfuscation of code:
1. You may also see a new project with a proguard-project.txt file under the project. This is very important for obfuscation code. If you acciden
Based on the details of JS recursive functions and practical examples (recommended), js Recursion
The Programming Technique of program calling itself is called recursion ).
A process or function directly or indirectly calls itself in its definition or description, it usually converts a large and complex problem into a small problem similar to the original problem to solve it, the recursive strategy can describe the repeated computing required for the
Add (num1,num2) {3 function Doadd () {return num1+num2+inum;}4 return Doadd ();5}Parse: The intrinsic function doadd is a closure, it will get the value of the passed parameter num1,num2 and the global variable inum, Doadd does not accept parameters, add the last step call Doadd, two parameters and global variable sum returned, You can see that the values used by Doadd are obtained in the execution environment.Here are a few examples on the internet
This program is mainly to learn about the tool box class, where 3 tool boxes are used and then added to the entire interface,are: Friends (good Friend), strangers (Do not Remember), blacklist (black items) Haha, forgive me this is not good English, understand me.Implementation diagram:Code:Drawer.h/*** Book: "QT5 Development and examples" * function: Realize a own QQ interface * File: drawer.cpp* time: January 2, 2015 11:01:12* Author: cutter_point*/#
I do this do not know why there are two features can not be displayed, and no error, I temporarily do not think of any good way = =Achieve goalsPalette.h/*** Book: "QT5 Development and examples" * Function: Implement palette usage qpalette* file: paletee.h* time: January 3, 2015 12:21:53* Author: cutter_point*/#ifndef palette_h# Define Palette_h#include Palette.cpp/*** Book: "QT5 Development and examples" *
In the near future, we plan to first write some serious things at hand, and then release a few Java game development examples. Then we will go back and tidy up the loonframework project, which cannot be updated for two years ...... Besides, the loonframework-alpha-Dao on the internet is "authentic Alpha", a pure draft (-_-), and only the DaO part is sent ...... When we release 0.2, we can see the changes ......
When loonframework0.2 is released, you
HTML5 and css3 are currently hot spots in the Web development field. There are many examples of apps on the Internet to verify the powerful features of HTML5 and css3.ArticleWe have selected 13 amazing examples to share with you.HTML5It can be said that it is the greatest leap of web standards in the past decade, while css3 has also brought a revolutionary impact on web development.JavascriptThe implementat
Examples of sort, asort, and ksort usages of PHP arrays, Asortksort
This paper explains the use of sort, asort and ksort in the ordering of PHP arrays for reference. The specific examples are as follows:
In this example, only ksort usage is demonstrated, and interested readers can then test the results of sort and asort in order to deepen their impressions and grasp them firmly. I hope the example of this
In the previous post, "What do I recommend Python [2]?
The eval method commonly used in dynamic languages is mentioned. At that time, in order to impress everyone, I gave an example of digital operations (for details, see "original article ".) To describe the benefits of eval.
Later, a "talented" Student mentioned in his reply that the following pre-compilation statements can be used to solve the problem:# Define Foo (OP, P1, P2) (P1 op P2)
I disagree with this. Whether using the C/C ++ prepr
I. Introduction of AOP:Ii. Examples of AOP:Iii. Examples of UseRequirements: Before and after student added, print the log information;0) Spring AOP needs to refer to the jar package:1) Studentservice.java Interface: Package Com.cy.service; Public Interface Studentservice { publicvoid addstudent (String name);}View Code2) Studentserviceimpl.java Implementation class: Package Com.cy.service.impl; Import
Jquery-ui sortable usage examples
Recently the company needs to do the task Kanban, need drag effect. Click to view the effect. Since the Web site is a Vue-based technology stack, the first to find a ready-made Vue package of the Drag component: Vue.draggable, the component is based on the sortable package. However, due to the drag-and-drop properties of the native HTML5, the drag-and-drop process is transparent, and the transparency and incl
Red Hat Linux Fault location technology detailed and examples (4)On-line fault location is in the event of a fault, the operating system environment is still accessible, fault handlers can be logged into the operating system through console, SSH, etc., in the shell to perform a variety of operation commands or test procedures in the manner of the failure environment to observe, analyze, test, To locate the cause of the failure.AD:2014WOT Global Softwa
Examples of creating, assigning, and extracting two-bit arrays:Two-dimensional array exercises: Chinese mathematics foreign language A total of three lessons, a total of nine people, input into a two-dimensional arrayTo define a collection and add data examples:Example of removing data:Example of removing a data index to a number:There are several sets of data examples in the calculation data:Collection of
Turn from the desert poor autumn: http://damoqiongqiu.iteye.com/blog/1917971Thank the author for sharing!"AngularJS" 5 examples of detailed directive (instruction) mechanismPoor autumn in the desertThis article has organized and expanded the contents of the sixth chapter of the book "AngularJS", which will be published by the electronic industry press recently, please expect password: Angular1. A little noteThe role of directives: implementing semanti
Thank you for your strong support, free HTML5 study Course "HTML5 Web development Examples of detailed" Serial has ended! Interested readers can read my blog, or you can read the following links to learn by themselves:When a, free HTML5 serial came to the "HTML5 Web development Examples of detailed" serial (a)Free HTML5 serial to "HTML5 Web Development Example" serial (ii) content interactionFree HTML5 seri
This article to undertake a previous article "Java multithreaded Examples (i)."
Four. Java multi-thread blocking state and line program control system
Several specific types of Java blocking have been mentioned above. See below for the main methods that cause Java thread blocking.
1.join ()
join--lets one thread wait for another thread to complete before continuing. If the join () method of the B-thread is invoked in a thread-thread execution body
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