I wrote about how to build the iOS development environment. I just mentioned how to install Xcode. Here I want to add it. Click to download the dmp file of Xcode. After a while, Figure 1 is displayed (drag Xcode to Applications) you can drag to Application and find the Xcode icon in Finder-Application-Xcode. Click Xcode chart to go to the Development page.
Figure 1 (drag Xcode to Applications)
After installing Xcode, familiarize yourself with the Xc
Because the ios sdk is relatively low-level, developers have to do more physical work. Fortunately, there are many third-party class libraries that can be used to simplify a lot of unnecessary work. after careful discussion by the author team, they selected 10 class libraries that can greatly improve iOS development efficiency. According to the comments of the or
IOS development -- call between applications (2), ios development
In the previous article, I explained how to call an app between my own applications. Today I will introduce how to call an app that comes with IOS.
1. Call the app store Interface
In actual development, we often recommend other applications and recommend
) Locationmanager: (Cllocationmanager *) Manager
Didenterregion: (clregion *) region
-(void) Locationmanager: (Cllocationmanager *) Manager
Didexitregion: ( Clregion *) Region Agent Method Feedback Information
//2, a certain latitude and longitude on the notice, Judge contains a certain point
//Do not recommend the use of!!!!!! Clregion *region = [[Clregion alloc] init];//does not recommend the use of!!!!!!
clcircularregion *circlarregin = [[Clcircula
released, the pointer itself is not released, this is the wild pointer)2. Non-arc modeRetain: When the variable is a pointer type, it needs to be retain decorated, and the reference series increases by 1 when using the Setter method (Assignment).Assign: Modifies a variable of a non-pointer type and ID type, such as Nsinteger,cgfloat, or delegate3. General modeAtomic: atomicity, ensure multithreading security. Prevents the variable from being read by
Mobile DeviceThe pop-up window gets address Chls.pro/sslAddress of the phone installation SSL certificateIn the Mobile Safari browser Enter the address Chls.pro/ssl, the Certificate Installation page appears, click InstallThe phone is set with a password to enter the password to installInstall the certificate
Note 1: there are brothers and sisters said Safari browser input This URL chls.pro/ssl not install the certificate situation,Pro-Test to (1) set up a good phone HTTP proxy (
IOS development-UI from entry to entry (2), ios-ui
IOS development-UI from entry to mastery (2) is the consolidation of iOS development-UI from entry to mastery (1) knowledge points, mainly focusing on exercise exercises and enhan
be set to the width of 200, because, The line is calibrated from the center to the center of the radius, so that the edge width = 200, then the distance from the edge back to the center is 200/2 = 100, so you see, 100==r, so that the effect looks like we are drawing a pie chart. Instead of a real pie chart, we draw the effect of a pie chart in a different way, and here we particularly need the main thing, if you want to make a successful pie chart, y
Network data parsing for iOS development (2) -- XML parsing introduction, ios -- xml
This article describes XML parsing.
Body:
1. There are two XML parsing methods:
DOM: loads XML data into memory for parsing at a time, which is suitable for parsing small files.
SAX: Starting from the root element, one element and one element are parsed in sequence, which is
controller view and two other views are used for switching, the main controller view is always displayed on the screen, while only one of the other views is displayed, and others are hidden. OK. Let's start to implement multiview step by step. It will become increasingly confusing.
0) The Project Overview example today includes three views, one controller view. We will use toolbar, two views for switching, one blue bottom and one yellow bottom, they all have a button in the middle. clicking the
IOS development-primary development 2, primary ios development
Nil
I have more than 2 years of web development experience and want to switch to ios development.
Four hours a day, the four days can be completed. I read two books in the appendix, read the objc syntax in the
provides a small, precise, simple and convenient solution.
Gdata client (class libraries for all Google-related services on the iPhone)
Address:Http://code.google.com/p/gdata-objectivec-client/
The name indicates everything. It is worth mentioning that this project is very open for Google. There are many sample programs for download.
Coreplot (2d graphics plotter)
Address:Http://code.google.com/p/core-plot/
Coreplot has many solutions to visualize your data ., At the same time, i
, in order to from Attch To get the original settings Emotion the expression in the description, that is to achieve to get Attach we can get the corresponding Emotion , you can customize hwemotionattachment , adding a Emotion Property!!!
2> Custom Hwemotionattachment
6. Long press the expression
Implementation: Long press the expression will pop up the corresponding expression Popview, and then drag the time to disp
Release date:Updated on:
Affected Systems:Apple iOS Description:--------------------------------------------------------------------------------Bugtraq id: 66089CVE (CAN) ID: CVE-2013-5133, CVE-2014-1274, CVE-2014-1276, CVE-2014-1277, CVE-2014-1281, CVE-2014-1284, CVE-2014-1285
IOS is an operating system developed by Apple for mobile devices. It supports iPhone, iPod touch, iPad, and Apple TV. Apple TV is
Practice of Tmall's iOS Weibo Project (10) Image Display and various filling modes in Weibo cell, ioscell
CAT/CAT sharing, must be excellent
For Original Articles, please reprint them. Reprinted Please note: Yan Nai-yu's blogAddress: http://blog.csdn.net/u013357243: 1. Effect
If you directly set the image to be stretched, we will introduce some details about the image display.
Ii. Code
Code implementation
Description: Updated the phone to the iOS 10.0.2. "Could not find Developer Disk Image" prompt during real machine commissioningThe Xcode8 was downloaded before, but no Xcode8 was installed. Because the project is almost over, Xcode7.3 is still used, ready to iterate version development in the update using XCODE8. But the real-machine debugging still has to test iOS 10
use the lipo-create-output command to combine the. a files of the two versions into a general version. a file and put it into the project.In addition, you may also need to check the Library Search Path settings to see if the Path to the. a file is correct.127 error Type 'string' does not conform to protocol 'intervaltype'In the switch statement? This error occurs when matching. For example:
Switch item. name {case "arrival time": cellItems. append (item) default: break}
The following statement
10. Use Xcode6 to configure the. pch file for iOS programming,
People who have just started Xcode6 will always find that they used to "Application name-Prefix" before "6. the pch file is used to configure the header files we need globally, but xcode6 is gone. People say that this kind of stuff sometimes has some inexplicable problems. In order to avoid the abuse of many programmers, in addition, apple comp
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