Setneedslayout methods of UIView12, Uilayer?? UIView13, Layoutsubviews??drawrects14, Udid?? Uuid15, Cpu?? Gpu16, Point (PT) ? pixels (px)17. Attributes and member variables18. The difference between int and Nsinteger(1) Import and include(2) @class(3) global static variables19. Classes and objects(1) What attributes can be declared in a classification extension agreement?(
What developers need to know about IOS SDK new featuresOlder than can stay up to see the WWDC of the Times, but still in the small treasure crying and mom adults change diapers in the urging of a morning. So the "hot" to WWDC 2017 of the Keynote read. As in previous years, although WWDC is a developer meeting, but Keynote is not specifically for our developers, it also assumes the company's state of the inf
It's hard to get the app developed, what do we need to fill out when we're on the shelves? Notice what? (Please refer to the previous article for the application of the account for the listing of Gods and Horses)1, the domestic release of the app, the name is definitely Chinese. Then in the project info file, the bundle display name to fill in a Chinese name, Localization native development Regior choose Ch
status of the to-do project.Sign project to be completed or not completed1. In the project navigator, select XYZToDoListViewController. m.2. Add the following statement to the end of the file, slightly higher than the @ end line:
#pragma mark - Table view delegate - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{ }Try to input, not just copy and paste the second line. You will find that code completion is on
NextIOS sandbox mechanism and file operations for iOS Learning (1)
Let's see how to get the sandbox directory of the application. Including the sandbox directory of the real machine.
1. Get the Home Directory of the program
NSString *homeDirectory = NSHomeDirectory(); NSLog(@"path:%@", homeDirectory);
Print result:
2012-06-17 14:00:06.098 IosSandbox[3536:f803] /Users/rongfzh/Library/Application Support/iPhone Simulator/5.1/Applications/3B8
size of its contentsize is indeterminate, so an abnormal scrolling effect occurs. So we also need to determine the width of the two labels so that we can calculate the contentsize. Press the command key to select the logo Image, Name label and description label in the Document Structure window, click the Pin button and select equal width in the popup window, so that the width of the two Label is always the same as the image The width of the view is equal, i.e. the width of the contentsize of th
IOS FAQ (What ghost series)--problems that cannot be modified from the code after adding Size Class mizmization in Storyboard, storyboardsizeclass
Preface
The company's products are compatible with the iPhone and iPad at the same time, and insist on using Storyboard for adaptation. Today, another pitfall (previously encountered) thinks it is a ghost problem
Company, January 9, 2007, Headquartered in Cupertino, California State.The PC, which was primarily developed and marketed at the beginning of Apple, was dedicated to the design, development and sale of consumer electronics, computer software, online services and personal computers as of 2014. Apple II in the 1970 helped the PC Revolution, and the subsequent Macintosh relay continued in the 1980. The company's hardware products are mainly Mac computer series, ipod Media Player, iphone smartphone
ObjectiveThe company's products at the same time to adapt to the IPhone and IPad, and insisted on using Storyboard to do the adaptation, today stepped on a pit (previously encountered) also thought is XCode's ghost problem.StatementWelcome reprint, but please keep the original source of the article:)Blog Park: http://www.cnblogs.comFarmer Uncle: Http://over140.cnblogs.comBodyI. Purpose/REQUIREMENTSIn the iphone 4, iphone 6,
XE6 iOS Development certificate-free real-computer debugging (2): Connect the real machine and run the app (there's a picture of the truth) 2014-08-26 21:26Online can find about the Delphi XE series of mobile development related articles very little, this article as far as possible with detailed text content, fool-like expression to tell you the answer you want.Before connecting to the real machine, make
As an iOS programmer, what are the core 60% competencies?How many core skills does a qualified iOS programmer need to master? How big is the gap between you and a professional development engineer? Do you have the ability to develop an iOS app that is functionally complete and efficient? Take a look at the following
necessary, we click ' Always allow ', then the next compilation of other apps will not have this hint.24. After we authorize the certificate to be signed for the program, the XE6 will move and continue compiling.25. At this point, we can see that the item in the phone is already running.26. This is the real machine and the project has been successfully run on the phone.At this point, the real machine is connected and running the app is complete. (The above steps also apply to the jailbroken
before you want to keep any changes.Save your sceneTest your project with unity remote until you're satisfied and build it in the Xcode project. Select Filebuild Settings, and then in the Build Settings dialog box, click Add Current to add the level_2 scene. This new scene in the scene will appear in the build list. Do not select the Level_1 scene, just build level_2.If you are asked to click Build, select Replace the previous item, and then load the Xcode project. Deploy and test on your
What system requirements are required for per app vpn in iOS devices?
Most of the information about Apple's website and MDM manufacturers, said that the iOS 7.x device supports per app vpn, but does not specify the system environment requirements.
1. iOS 7.x device, of course
2
DPI (DPR) stands for dots per inch which technically means printer Dots per inch.This parameter actually quantifies the physical resolution and display sharpness of the screen, such as the iphone's DPR 2, which is higher than the average phone.The same images have a very different effect on different phones, especially for Apple devices, because their DPR are relatively high, so they generally have toApplication of high resolution image display can be
What are the differences and connections between Nsnotification, delegate, and Kvo in iOS?delegate, notification, and KVO are similar in their function, so how do you choose these methods in real-world programming ?When developing iOS apps, we often encounter a common problem: how to communicate between controllers without being overly coupled. There are three mo
mobile internet in full swing, IOS app + Android app + mobile phone station seems to be the standard of all Internet companies, your site if you do not have an IOS app, it seems embarrassed to greet people. IOS apps are born in less than 5 years after all, all aspects are still in the initial stage. The first version of these
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