Summary: JS inside the This refers to what? What is the difference between apply, call and bind?

Web page layout Sometimes some height needs to adjust according to content, so can not be fixed, today, say, the minimum height adaptivenode is the backend, should not be classified as the front-end, and should not be used in front of the point of

Android Memory optimizer 5-Interface UI optimization (2)

In an application, there is typically more than one activity, and each activity corresponds to a UI layout file. In general, in order to keep the style of the different Windows unified, in these UI layout files, almost certainly will use a lot of

DP,PX,SP Concept grooming in Android

Today started my app development, because I have been doing the SDK, so the interface UI is very few, just started to do Android applications, there is no dp,px,sp and other concepts have a deep understanding, only know their transformation, and

Korea CN2 International Line Telecom Direct Connect Korea Server Extreme experience September value reduction

South Korea real CN2 Line telecommunication Direct Connect Server QQ28751976 Federal small QianWith Hong Kong CN2 line, U.S. CN2 line open, 2016 federal online with Korea KT engine roomUnited to create the only Korea International CN2 Direct Line

Windows Ionic Android Development environment build

Transfer from http://www.itwap.net/ArticleContent.aspx?id=26 Source: Itwap.net Author: Word slightly Time: 2015-4-2-16:57:28 (a) Ionic Brief introduction:First, what is ionic.Ionic is a front-end framework for developing Hybrid/

Android uses two times Bezier curve to imitate shopping cart Add Item parabolic animation

Android uses two times Bezier curve to imitate shopping cart Add Item parabolic animation0. First, give an effect GIF chart first.1. Bessel curve principle and related formula reference: Http://www.jianshu.com/p/c0d7ad796cee Xu Fang.2. Principle:

IOS, auto layout autoresizing and auto LAYOUT,VFL language

1. Using autoresizing2. Using AutoLayout3.VFL language (Visual format Language: Visual formatting language)Using autoresizingClick on the xib file, remove the use of AutoLayout (AutoLayout and only use one)  shown in 1. Represents the view distance

IOS 10 Camera-Albums-Address book Permissions issues

Upgrade your phone to iOS10, upgrade Xcode 8, connect to your phone, and start debugging. You will find that when you call the camera, album, Contacts, the program crashes, reporting permissions error. Since there is a pit, go to pits. Speak no more,

High-performance graphics and text frame, the framework of the smooth iOS app-B

About GallopGallop is a powerful, high performance graphics and text mix frame.FeaturesPrimarily used to address the following requirements: Performance optimizations for scrolling lists. Gallop uses asynchronous drawing, view-level merging,

App. Config "configuration system failed to initialize" exception Resolution C #

system.configuration.configurationmanager.appsettings["User"];" configuration system failed to initialize" error occurredWorkaround:If the configuration file contains a configsections element, the configsections element must be the first child

iOS Development elearning 11: Nsurlsessiondatatask offline Breakpoint Download (breakpoint continuation)

#import "ViewController.h"#defineFileName @ "121212.mp4"@interfaceViewcontroller () @property (Weak, nonatomic) Iboutlet Uiprogressview*Proessview;/** Receive response body information*/@property (nonatomic, strong) Nsfilehandle*handle; @property

Get started with Android learning materials (PDF collection) Total 54

rar

Recently collected some Android beginner to proficient, including game programming, network programming, multimedia development, need to learn friends on download keep down, download links at the bottomHere is the contents of the network disk14 Days

Android Plants vs Zombies (1)--cocos2d Construction

This article is about building cocos-2d in Android StudioFirst of all to download cocos2d jar package jar package can be anywhere on the internet, he has several versions, Cocos2d-x,cocos2d-ios and cosos2d-android, I use Cocos2d-android,Copy the jar

StringBuilder Append, StringBuffer's append and string str = "a" + "B" difference?

Everyone knows that string+string will spend extra system resources, roughly because string is an immutable class, and each step returns a new string variable, taking up space and time.In fact, I do not understand this, we look at the bottom of the

App Performance Optimization series: Memory optimization-bitmap detailed

?? In Android app development, we often need to deal with pictures, and pictures a very troublesome problem is the use of memory is very large, often lead to oom, understand bitmap related information, different SDK version of the Android image

How to use SVN under Android Studio (1)-First knowledge of SVN

How to use SVN under Android Studio (1)-Introduction to First-knowledge SVNThese days the company has come new, before all a person developed projects now need to co-development. Therefore, it is unavoidable to use version control tools.The company

Asp. NET Save information Summary (application, Session, Cookie, viewstate, cache, etc.) ZT

Http://www.cnblogs.com/ranran/p/4065619.htmlHttp://www.cnblogs.com/jxlsomnus/p/4450911.htmlThe following is a comparison of the objects that store various information in ASP. Understanding the principles of these objects is quite necessary for a

Analysis of the symbol of iOS crash stack information

in recent times, programs often crash during iOS development and debugging, and after they're online. Simple crash It's okay to say that complex crashes need to be analyzed by parsing the crash file, parsing the crash file is more common in iOS

Android Studio Lint Automatic Check to clear redundant resources

(Android Lint) worked hard for a long cycle to finish the project. But after packing up the size of the APK, it makes you wonder if you don't even know where to copy it. Code and code-related layout file resources, which are used which are not used,

Android in the case of signed files, retrieve password and alias

Haha, I am also drunk on this demand. Today there is a friend who makes iOS (former company colleague, now is leader) asked me their company Android to do version upgrade, and then signed the file has but password and alias forgot, always can

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