The difference between call () and apply ()

Call (), a method of the function, Fn.call () is equivalent to FN (); To change the direction of this in the function, 1 specifies the obj of this, if NULL, this should point to which obj points to which obj, the second argument is the original FN

POJ 3352-side Double Unicom

Click to open linkTest instructions: The topic is very long does not say, is to seek to add a few sides, arbitrarily delete an edge, the figure or UnicomIdea: the definition of the side double Unicom component is to delete a side after the diagram

Androidstudio New Java Project

When I ran the Java test demo, I felt that eclipse was easier and faster than as.To create a new Java project on as, the steps are as follows (there may be a simpler way, as a novice, forgive me):1. Create a new Android project or select the

Xi ' An Education industry marketing promotion

Operation Promotion:One, blog promotion, that is, the use of Blog network application form of a promotion method.Second, the promotion of the Forum, that is, the forum as a carrier for all kinds of promotional activities.Third, micro-bo promotion, a

iOS Learning Blog Address

1. Text Top Top Blog http://www.cnblogs.com/wendingding/2. Tang Qiao's Blog: http://blog.devtang.com/Tang Qi Summary of 40 people iOS technology blog Blog Address RSS Address Onev ' s Den

The simplest way to import so files from Android Studio

On the internet to find a lot about so into the Android method, here is the simplest code of the least! ~Create a Jnilibs folder within App>src>main in Project view and place all so files in this folderThen insert the following code within the curly

Where to look for Android development

1. Understanding the use of the mall summaryDeveloper understanding of the situation of the mall and the success of the app are closely linked, as always, AppStore and GooglePlay can be said to move the use of the most generous use of ecology, like

Android Studio Shortcut key Summary (OS X)

  Action Shortcut key Explain Jump to Class Cmd+0 Jump to File Cmd+shift+0 Jump to function Cmd+alt+0 Recently opened files Cmd+e

Trapping Rain Water

/** Scan from both sides to get the variables we need to maintain, usually for problems that the current element needs to determine on both sides of the element------------------------------* 42. Trapping Rain Water * 12.5 by Mingyang * Two pointers,

The difference between android:layout_gravity and Android:gravit?

The difference between android:layout_gravity and Android:gravit?Android:gravity is the position of the element that adjusts the contents of the elements themselves or the elements that contain them, which are displayed by default on the left

jquery Mobile End Date Plugin

Don't say much, just look at the code Mobiscroll parents, think the date interface is not beautiful, look at the code. I have written a specific comment on each parameter. I can not understand, I have no way. Plugin documentation Reference

Android NDK r9d Installation

The NDK is a toolset that allows you to implement the languages of your application using native code, such as C and C + +. The Android NDK was added in front of the SDK with the word "native", the native development Kit, which Google called the

Android four components easy to forget easily wrong point

1. There are two types of broadcast receivers:(1) The receiver of the system broadcast, that is, inherit the Broadcastreceiver class, and then to register in the manifest file, after registering to give him an action. When this action occurs, the

The Toast of Android development

Today I learned a few ways to share the usage of Toast .Toast is very simple to use, first of all to introduce a toast. Toast is something I met when I was writing myclock, and I found out that it was an excellent reminder for Android, and it can be

Android Development----Pullrefreshlibrary Pull-up loading related code

Mainactivitypublic class Mainactivity extends Activity {Private String URL = "Http://apis.juhe.cn/goodbook/catalog?key=9d6ef8c31647a206e05fcaff70527182&dtype=xml";Private list List;Private ListView LV;Define a variable to identify whether to

iOS custom Backbarbuttonitem Click events

Recently encountered a question about the navigation bar return button, because the previous item is used in the system default return button style so do not want to change, then you need to return the button arrow next to the text is removed, and

IOS Socket 02-socket Basics

1. IntroductionA socket is a mechanism for network servicesBoth ends of the communication are socketsNetwork communication is actually the communication between socketsData is transmitted via IO between two sockets2. Socket Communication flowchart3.

Application of call () and apply () in JavaScript

The real purpose of apply () and call () is to expand the scope in which the function is to runThree-point description:1 . Each function contains two non-inherited methods: Apply () and call ().2 . They are used in the same way, and are called

Using the SHA1WITHRSA algorithm to sign the source code under iOS

First of all, to understand a few related concepts to facilitate the resolution of the problems encountered Later: RSA Algorithm: 1977 by Ron rivest, Adi Shamirh and Lenadleman invented, RSA is taken from the names of their three people. The

IOS push, How do I handle a push message when I receive it?

There are two ways to enter when you receive a notification:1. When the app is not running(BOOL) application: (uiapplication *) application didfinishlaunchingwithoptions: (nsdictionary *) launchOptions Launchoptions will not be empty, can be based

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