General macro definition and header file of App development process, app

General macro definition and header file of App development process, app To do well, you must first sharpen your tools. Before officially implementing various cool functions and UIS, it is necessary to make preparations to improve the efficiency of

Swift and swiftcode

Swift and swiftcode Swift-UITableViewCell countdown reuse Solution   Effect   Source code Https://github.com/YouXianMing/Swift-Animations /// CountDownTimerController. swift // Swift-Animations // Created by YouXianMing on 16/9/4. // Copyright©2016

IOS learning and ios learning routes

IOS learning and ios learning routes Model class: @interface ListModel : NSObject@property (nonatomic, copy)NSString *time;@property (nonatomic, copy)NSString *cname;@property (nonatomic, copy)NSString *summary;@property (nonatomic, copy)NSString

QR code, QR code generator

QR code, QR code generatorUse the built-in generate/scan QR code IOS 7 started to integrate the scanning of QR code generated by Apple ### steps to generate a QR code Import CoreImage framework#import Use the filter CIFilte to generate a QR

IOS basics: 08 text and keyboard, and ios Basics

IOS basics: 08 text and keyboard, and ios BasicsIOS basic articles 08 text and keyboard   Directory:1. Get involved2. TextField3. TextView4. Enable and disable the keyboard5. Notification of enabling/disabling the keyboard6. Types of keyboards7. Try

Solve invalid network request addresses in ios development. Invalid ios

Solve invalid network request addresses in ios development. Invalid ios NSString * const kWebsite = @ "http://image.baidu.com/search/index? Tn = baiduimage & ipn = r & ct = 201326592 & cl = 2 & lm =-1 & st =-1 & fr = & sf = 1 & fmq = 1459502303089

PlaceholderImageView, placeholderimage

PlaceholderImageView, placeholderimage PlaceholderImageView   Description 1. PlaceHolderImageView Based on SDWebImage 2. Given the urlString of an image and a placeholderImage, the image loading effect can be elegantly displayed.   Effect   Source

Difference between _ block and _ weak, __block _ weak

Difference between _ block and _ weak, __block _ weak Blocks comprehension: Blocks can access local variables, but cannot be modified. If you modify a local variable, add _ block.   _ Block int multiplier = 7; int (^ myBlock) (int) = ^ (int num)

Swift Automatic Layout Framework-SnapKit, swift framework-snapkit

Swift Automatic Layout Framework-SnapKit, swift framework-snapkit Official Website: http://snapkit.io/ Github: https://github.com/SnapKit/SnapKitSnapKit is a DSL to make Auto Layout easy on both iOS and OS X. Simple & Expressive chaining DSL

Automatic Masonry layout and UIScrolView adaptation, masonryuiscrolview

Automatic Masonry layout and UIScrolView adaptation, masonryuiscrolviewIntroduction to Masonry Masonry is a lightweight layout framework with its own description syntax. It uses a more elegant chained syntax to encapsulate a simple and clear

Do you really know how to reuse UITableViewCell ?, Uitableviewcell Reuse

Do you really know how to reuse UITableViewCell ?, Uitableviewcell Reuse I. First, let's take a look at the definition of UITableViewCell reuse. - (nullable __kindof UITableViewCell *)dequeueReusableCellWithIdentifier:(NSString *)identifier; -

Xcode configuration and localization for App development process, appxcode

Xcode configuration and localization for App development process, appxcode Add a missing Xcode configuration. 1. preference settings. Xcode-> Preference Fonts & Colors can customize the Encoding Area and the background and font of the console. Text

Swift and swiftcode

Swift and swiftcode Swift-click cell to dynamically change the height   Effect   Source code Https://github.com/YouXianMing/Swift-Animations /// TapCellAnimationController. swift // Swift-Animations // Created by YouXianMing on 16/8/30. //

For iOS, click cell to view the larger image, click the larger image to restore the smaller image, and for ios to view the larger image.

For iOS, click cell to view the larger image, click the larger image to restore the smaller image, and for ios to view the larger image.I. project requirements You can use collectionView to display many photos. Click a picture and use scrollView in

Swift keyword summary and swift keyword Summary

Swift keyword summary and swift keyword Summary There are four common keywords: Declaration-related keywords: class, deinit, enum, extension, func, import, init, let, protocol, static, struct, subscript, typealias, and var. Statement-related

Precompiled header files and App development process compilation are added to the app development process.

Precompiled header files and App development process compilation are added to the app development process. Wait until the pre-compiled header file is added. Xcode has created a template project for us. It's great! However, the problem is not

IOS memory management mechanism and cyclic reference processing method, ios Memory Management

IOS memory management mechanism and cyclic reference processing method, ios Memory Management Brief Introduction ARC: Automatic Reference count, Automatic Reference Counting MRC: Mannul Reference Counting   How ARC works 1. Each time a new instance

Difference between _ Block and _ Weak, __block _ Weak

Difference between _ Block and _ Weak, __block _ Weak I. Blocks comprehension: Blocks can access local variables, but cannot be modified, When block is declared, another temporary variable is copied, Even if the copied variables are modified in the

Use of iOS multi-thread GCD and ios multi-thread gcd

Use of iOS multi-thread GCD and ios multi-thread gcd In iOS development, we often use multithreading for time-consuming operations. Grand Central Dispatch (GCD) is a multi-core programming solution developed by Apple. You only need to define the

Git Management of App development process source code and git Management of app process source code

Git Management of App development process source code and git Management of app process source code The base project can be compiled and run, but there is no actual function. Before continuing to improve the base project, we need to consider code

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