Error grooming in iOS development, the note on binding tag to control, sometimes not binding is also a mistake!

: The red box is a custom navigation toolbar Titlesview (no binding tag), the toolbar has five buttons (button binding tag) and a red indicator indicatorview (no binding tag), the following blue is the ScrollView can be scrolled, Drag the ScrollView,

IOS-Notifications (nsnotification)

#import"ViewController.h"#import"SViewController.h"@interface Viewcontroller () @property (weak, nonatomic) Iboutlet UILabel*ShowLabel, @end @implementation viewcontroller- (void) viewdidload {[Super viewdidload]; //additional setup after loading

Native framework in iOS generates QR code

One or two-dimensional code generation The generation and reading of two-dimensional code has been integrated from iOS7 Previously widely used ZBARSDK does not currently support 64-bit processors, in addition to the ZXINGSDK can also

iOS button settings picture on the text below

UIButton at the same time set title and image, the default is the picture in the left text on the right, such as 1, in many cases we want the picture in the next, such as 2, just a few lines of code to be simple, you can achieve.(1) Because more

Mobile App Project optimization

Team planning: Design an Android app that provides medical help to your users.Project plan: Two months team members jointly developed the app, this app provides appointment registration, famous hospital consultation, medical navigation and other

Specific implementation of the app

In view of the fact that our group of apps is about the integration of online puzzles and games, I will first learn UI design, after all, good UI design will not only give users a refreshing experience, but also let the user is willing to tolerate

IOS: Static library (. Framework) Merge

If a framework is written, the type of machine that is selected according to the build will be divided into the simulator framework and the real machine framework, which cannot be mixed.At this point, you can use the Lipo command in Script to merge

iOS Xib calculates the cell's height

1. The height of the cell was previously pure code calculation, now it is in the cell to create the position of the control, and then need to calculate the height of the cell's content, the image type is the same calculation method. Let's look at

IOS Universal Cache: Hanekeswift

IOS Universal Cache: HanekeswiftHaneke is a lightweight IOS universal cache written with Swift. Example:Initialize a data cache:let cache = Cache("my-files")The Haneke also includes a 0-configured picture cache that can be automatically scaled.

Appium+python quickly installs apps to the real machine

#coding =utf-8From AppiumImport WebdriverFrom timeImport SleepImport Os,time,unittest"How to quickly install apps for your phone"Path=Lambda P:os.path.abspath (Os.path.join (Os.path.dirname (__file__), p))Desired_caps ={}desired_caps[' Device '] ='

The difference between call and apply in JavaScript

has been to call and apply very vague, today finally understand, share out to everyone.Apply Call bind methodvar ZS = {Name: "Zhang San",Sex: "Male",Age: "25 years old",Say:function () {Console.log (this.name+ "," +this.sex+ ", this year" +this.age "

How to use an iOS intercept string

1. The interception of strings is the most common way to manipulate strings in a project: There are several ways to learn the following:substringtoindex: Method Explanation: String starting from index 0 to index 3NSString *str = @ "zhufeng19940210";

How does the mobile page work?

Responsive layout development, mobile phone adaptation, a set of pages on different models of mobile phones can be well reflected 1. Flow-type layout: Width not adaptable, adaptive, or percent set The height, font, etc. are written as fixed

Android Camera Background photo

Http://item.congci.com/item/android-camera-houtai-paizhaoThere are many people want to not let the user know, using the Android background service call camera to take pictures, online a lot of information, all talk about not preview can not achieve

Mobile Development (i): basic knowledge

Touch eventsThere are three basic touch events that are listed in the specification and have been widely implemented across mobile devices:1. Touchstart: Place your finger on a DOM element.2. Touchmove: Drag a DOM element with your finger.3.

Acquisition <meta-data> data in Android development

in the Androidmanifest.xml, The element is a key-value pair that is often included in elements such as , , , and , However , the read method is different in different parent elements. basic structure: (where resource, value is selected), a

Simple summary of IOS KVC and KVO differences

KVC:Key value coding. Is a method that accesses an object's properties indirectly by using the name of the property (key). This method does not use the Setter/getter method to access the properties of the object. The essence of this method is to use

Summary of Jump methods between iOS interface

Contact iOS also for some time, occasionally, our company's technical director and my mentor, ask me, you can know, interface between the jump there are several ways? I said two kinds, but also a little vague, so I would like to find a time to

Opencv4android, iOS

"Android platform OpenCV" Official https://sourceforge.net/projects/opencvlibrary/files/opencv-android/http://docs.opencv.org/http://blog.csdn.net/yanzi1225627/article/details/16917961 This has use

Mobile App Project optimization

Four directions are set:-Response times (Response time)-Interface Lag (ANR)-Memory consumption-Memory leaks (out of memories)Response timeThis refers to the client interaction with the server, to get the data, parsing, and then display to the

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