ios development tutorial swift

IOS development practice tutorial (3) upload an AppStore The previous blog introduced how to debug a real machine. After debugging a real machine without any bugs, you can submit it to the AppStore for review.Go to the Developer Center ID of the App for creating a unique bidding letter I have already introduced it in the real machine test. It is not described her

Analysis of iPhone x adaptation issues in ios development tutorial, iosiphonex The iphone once again revolutionizes the industry, and every time it is so capricious, every time a problem occurs, consumers have to pay. The most important thing to pay for this time is the designer. The iPhone x hardware is out of the sea, and the software has a bottom handle. To t

IOS game development tutorial Resources Luo chaohui (http://blog.csdn.net/kesalin)This article follows the "signature-non-commercial use-consistency" creation public agreement Cocos2d How to Use cocos2d to make a simple iPhone game-1 How to Use cocos2d to make a simple iPhone game-Part 1-how to use cocos2d to make a simple iPhone game Part 2- more difficul

When compared to people will often encounter the label or TextField display text view, display incomplete, or can not automatically change the length, automatically change the font settings:Today, let's show you how to get the label to fit a different width in AutoLayout:1. Automatically change the font:First set the label's constraints, including the width of the height, by default, your label is unchanged, but when you encounter more text, there will be an incomplete display problem:, we set t

iOS8 then you write the location authorization yourself, otherwise there is no location permission. Calling code:if ([[[Uidevice Currentdevice] systemversion] doublevalue] > 8.0){// Set Location Permissions iOS8 only make sense[Locationmanager requestwheninuseauthorization];// Front Desk Location//[Locationmanager requestalwaysauthorization];// simultaneous positioning of front and rear stations}[Locationmanager startupdatinglocation];and then in Info.plist corresponding default fields are add

print instructions can be defined as assign "); }}In short, these two improvements, and strong a truth, strong is in the setter, on the right side of the equal value of the strong operation, then why the above Self.datasource changed to _datasource also do not cause a crash? The _datasource compiler generated the setter method automatically and generated the _datasource Ivar variable, pointing to the same memory area.At the same time, it can be seen that strong also affect the _datasource as

self-made dynamic library is used in the project, it cannot be uploaded to AppStoreMake. ANew project, select "Cocoa Touch Static Library"Add the source code that the library needs to containDrag the Li Mingjie Teacher's refresh frame Mjrefresh into the projectSelect the. h file that needs to be exposed, and the. m file is automatically compiled into a. a fileSelect the real device, then command+b compile, the libmjrefresh.a file changes from red to blackSelect Simulator, still command+b, simul

IOS 11 Development Tutorial (10) iOS11 Wireless connection phone real-computer testIn Xcode 9.0, you can already perform a real-computer test by wirelessly connecting your phone. The following steps are described:(1) First you need to connect your phone to an Apple computer using a data cable.(2) Open Xcode and select window| in the menu bar The Devices and simul

(), Inner.getbottom ()-DELTAY/2); } Iscount = true; Break Default:break; }/*** * Back-shrink animation/public void animation () {//Open mobile animation translateanimation ta = new translateanimation (0, 0, inner.gettop () , normal.top); Ta.setduration (200); Inner.startanimation (TA); Set back to normal layout position inner.layout (Normal.left, Normal.top, Normal.right, Normal.bottom); LOG.E ("JJ", "return:" + Normal.left + "," + Normal.top + "," + normal.right//+ "," + Normal.bottom); Normal

is not interesting. See "Objective-c BASIC Programming" preliminary to OBJC have a preliminary understanding, (more than C + +, but more than C, but more than a lot of control, in fact there is a lot of difficulty).But Swift is an easy-to-use language, borrowed in the library of Pitre's "Swift Basic Tutorial 2nd", a cursory turn, the language can be very si