iphone 6s vs iphone 8

(3/18) re-learn Standford_iOS7 development _ Objective-C _ course notes, iPhone 4 upgrade ios7 Lesson 3: This course is mainly a demo of game implementation. Therefore, I will extract some simple programming skills from the course, focusing on how to implement the requirements in my homework. Card game implementation: ① The game is a part of the Model (understand What the Model is: Model = What your application is (but not how it is displayed) UI is i

(4/18) re-learn Standford_iOS7 development _ framework and course notes with attribute strings _, upgrade iOS 7 for iPhone 4 Lesson 4 (dry goods course ): (I have to review the exam recently, but it cannot keep up with the pace. The content of this lesson is still very important. Understanding it carefully will have a great impact on future programming) This course mainly involves the Foundation and UIKit framework, which are basic concepts and API kn

In iPhone applications, uiwebview is a good control for displaying website page content. Some basic usage records of this control are as follows.The first step is to load the text type, such as HTML and TXT.-(Void) loadhtmlstring :( nsstring *) string baseurl :( nsurl *) baseurlThat's all. The implementation code is as follows:Nsbundle * bundle = [nsbundle mainbundle];Nsstring * respath = [bundle resourcepath];Nsstring * filepath = [respath stringbyap

+ (UIImage *) Screenforview: (UIView *) view{//Uigraphicsbeginimagecontext (view.frame.size);//Cgcontextref context = Uigraphicsgetcurrentcontext ();//[View.layer Renderincontext:context];//UIImage *theimage = Uigraphicsgetimagefromcurrentimagecontext ();//Uigraphicsendimagecontext ();////return theimage;size_t width =view.frame.size.width;size_t Height=view.frame.size.height;size_t bitspercomponent=8;//I don't quite understand that, I mean, it means

3. Gesture Recognition-uigesturerecognizer In addition to the traditional click, movement, and other general finger movements, the new SDK will allow you to design techniques and hand-written programs, and you can also use them in security identification or games, use different books to produce different functions. 4. core text Used to display different fonts and text styles 5. Text animation-effect catextlayer 6. Homemade fonts-uiappfonts We

: UiapplecationdelegateThe first call after instantiation is: Application:didfinishlaunchingwithoptions method: The method first creates a UIWindow window object and then sets the view in which the controller needs to be displayed.Note: When the application loads the Window object, Appdelegate is relegated to the second tier. Instances of the Uiviewcontroller class are on stage and do their work. Until the end of the application or a memory problem occurs, appdelegate is no longer what it should

2. Operations in the Code: The following is the code. 1 first obtain the sqlite3Database file address NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);NSString *documentsDirectory = [paths objectAtIndex:0];NSString *path = [documentsDirectory stringByAppendingPathComponent:@"database_name"]; 2OpenSqlite3 database file on iPhone sqlite3 *database;sqlite3_open([path UTF8String], amp;database); 3 Prepar

Learn iPhone uikit 4 1. customizes the date selector and provides a 5-minute countdown; 2. Use of the Selection box; 3. append the uiview to the selection box; 4. Adjust the size of the row and column in the selection box; 5. Activity indicator; 6. Activity indicator. The effect is to start before the screen jump and close after the jump. Therefore, the activity indicator is placed in the viewwilldisappear and viewwillappear methods. Place

The download speed in the Apple App Store is sometimes fast and sometimes slow, because Apple's 2000 servers are distributed across the world. By modifying hosts, you can specify a Fast IP address, such as a server in Hong Kong and Macao. Method for obtaining a Fast IP Address: Query the ping value of the domain name in ping.chinaz.com, and select a few to test the speed in your network. It is easy to modify hosts on PC Windows and Linux. It can also be modified on Android with root p

to facilitate embedded resources in programs. Due to the rush of time, RTB has only been tested on Mac OS sl, and the corresponding applications have been tested in Mac OS desktop programs and iOS apps. Later, the applications will be changed to cross-platform ones. No bugs have been found. Usage: open terminal, CD to the directory where RTB is located, and run $./RTB image.png Will generate Unsigned char image_png [] = {.....};Unsigned int maid = 16045; The variable name is based on the resou

This post is published by a cocoachina member. Please post the source and the post address to share "Learn iPhone" here.And iPad cocos2d game development. In view of the technical and English restrictions, leakage is inevitable. Please give more comments. Thank you. In chapter 2, the game center actually has little to do with cocos2d, and the usage of the game center API can be learned through Apple's official documentation, so I decided not to transl

page// Create a system add button. After pressing this button, call the add method on the View Controller.UIBarButtonItem * rightButton = [[UIBarButtonItem alloc]InitWithBarButtonSystemItem: UIBarButtonSystemItemAddTarget: self action: @ selector (add :)]; // call the add method on the View Controller.// Set as the right button on the control bar of the navigation ControllerSelf. navigationItem. rightBarButtonItem = rightButton;[RightButton release];[Super viewDidLoad];} Step

IPhone is an extremely artistic platform. I believe you will have a lot of feelings during the development process and hope you can write them together. Therefore, this post will be maintained in the future. If you have the same feelings as me, you can follow the post. It is best to briefly include Chinese and English :) 1: If the consistency of subclass behavior cannot be guaranteed, use the delegate If the subclass cann' t keep with supe

The upgrade process is still quite troublesome. I spent a long time yesterday, and it is better to stay at 1.1.4 unless necessary. Upgrade procedure: 1. Back up system data and upgrade iTunes to version 8.0.2. Click SHIFT + restore in iTunes to flash to version 2.02.3. Crack quickpwn GUI 120 (there are many steps, but there is a Chinese interface)4. Use willxz's self-made firmware SHIFT + recovery to flash the machine to 2.15. Use iTunes to restore backup data after automatic restart. The ph

Original Address:iphone open source Framework and classesSky WindOpen source frameworks and classes to use:1:sdwebimage,uiimageview+webcache loading a picture.2:uiviewext is useful for locating coordinates, so you can get bottom,top,left,right directly.3:customcatagory, is a category, which has Navigationbar and Uinavigationcontroller two system versions under the custom Navigationbar background image method, Used to customize the navigationbar background picture.4:uiutils Tool class, Inside I w

http://www.cocoachina.com/bbs/read.php?tid=94101#"1.0"encoding="UTF-8"? >"-//apple//dtd PLIST 1.0//en" "HTTP://WWW.APPLE.COM/DTDS/PROPERTYLIST-1.0.DTD">"1.0">string>software-packagestring> string>http://iphone.jacall.net/gujing/gujingjiuboshi.ipastring>com.unicom.zq.gujingjiuboshistring> string>1.4string> string>softwarestring> string> Gu jing Gong wine official mall string> Generate a plist file,On the server background: itms-services://?action=downl

Learn iPhone uikit 2 1Display of toolbar ,: CodeIs: 2, Move the slider displayed in the navigation bar, you can change the color of the screen accordingly. The Code is as follows: 3And navigation bar --Prompt,Title,Leftbarbuttonitem,Rightbarbuttonitem: The Code is as follows: 4, The mode screen display method

IPhone applicationsMediumShopAdvisorThis software is essential for shopping talents. The Mid-Autumn Festival and National Day are approaching, and it is time for crazy big purchases. Have you ever bought a lot of things that are too expensive and of poor quality for a whim? Do you want to make a more rational purchase and become a smart shopping master? Try it nowIphone applicationsInShopAdvisorA mobile app that promptly reports product details and pr

Iphone development skills 1. modify the status bar: 1. Add [[UIApplication sharedApplication] setStatusBarHidden: YES animated: NO]. However, this method only does not display status bars, and the space occupied by status bars still exists. 2. You can modify the Info. plist file, add a new key value to the info. plist file, name it UIStatusBarHidden, select Valuetype as Boolean, and re-compile and run it. 3. Modify the display direction: [[UIApplicat

#!/usr/bin/env python#-*-coding:utf-8-*-" "A Python script that modifies the name of a photo file in bulk. Traverse the photo file of the specified directory (including subdirectories) and modify the photo's file name to the following format according to the time Taken: 20140315_091230.jpg (%y%m%d_%h%m%s) The probability of the name being named is very small because the filename is already accurate to the second. If you need to consider the problem of