IOS

Previous blog Open source China iOS Client Learning-(11) AES encryption refers to the user name and password saved in the local sandbox, read the user name and password from the local, this is a process? -(void) Saveusernameandpwd: (NSString *)

Let's take a look at the effect chart ↓ There are many ways to display this effect: Method One: Use two pictures, as the background picture of the border and the picture in the middle, then use ImageView Cornerradius to do the circle, the

Customizing the cell and using Auto LayoutCreate a fileWe can create code files for xib files and classes at once. New Cocoa Touch Class: The settings are the same as the following illustration: Inspection results Check the 1 and 22 of the

In the project development, the level list often encounters, the simple point two level list utilizes the UITableView header to be possible, then the simple point three level list by adjusts the cell height to also be possible to achieve the three

There are a lot of restrictions on the Internet TextField input length method, but I do not think it is perfect, accurate to say is not in line with the actual development requirements, so here to tidy up the TextField limit the length of the input

There are many times in iOS where you need to use the rounded button of the specified style, and here is UIButton the method for creating rounded buttons To set the 4 corners of a button: Top Left:UIRectCornerTopLeft Lower

Objective 1, the concept of accurate image compression: "Pressure" refers to the size of the file is smaller, but the number of pixels unchanged, the long width of the same size, then the quality may fall. "Shrink" refers to the size of the file

In the program if you need to monitor the status of the phone, you can introduce the Coretelephony framework, this framework contains the telephone-related APIs, can monitor incoming calls, look at operator information and other functions. The

Basis1.UIPickerView Properties Data source (used to tell Uipickerview how many rows are in columns) Copy Code code as follows: @property (nonatomic,assign) ID dataSource; Agent (used to tell Uipickerview what to display every

No more nonsense to say, directly to everyone paste code. The specific code looks like this: #import "ViewController.h" #import "TuanGouModel.h" #import "TuanGouTableViewCell.h" #define Kdevicewidth [UIScreen Mainscreen].bounds.size.width

Key attributes After you use the IB in Xcode to drag a text box to the view, select the text box to set its various properties in the attribute Inspector. Attribute Inspector is divided into three parts, namely Text Field, Control and View section.

iOS is the core of router switch devices, iOS full name Internet operate system, Chinese is the meaning of the network operating system. He is like the computer operating system windows, although it is software but there are problems can not do any

Apple's official website gives detailed instructions on how to use Apple's devices to grab packets, which are handy for using remote virtual Interface (RVI). Using the RVI functionality requires a Mac system, and the Mac system on hand does not have

Here's a great article on how to get a smooth signature on Android:smoother signatures, but I didn't find a way to write on iOS. So what exactly does it take to get the user's signature on the iOS device? Although I didn't find any articles about

Normally, we use Nsuserdefaults to store data information, but for some private information, such as passwords, certificates, and so on, we need to use a more secure keychain. The information stored in the keychain is not lost because the app is

Many people do not know that the iOS system settings in the application of the reminder number means that the current system has available upgrades, of course, many people do not like to upgrade to the latest system. When the iOS device is powered

These days because of the network of the place to live a little problem, in addition to the Q, on the micro-blog other than the Web page can not be landed. Blogs are not followed up. Resumed today, so continue to update the blog. I also hope that

Reprinted ------ concepts changed at the age of 35 (after this bowl of chicken soup and then writing code to ensure there is no bug), ------ 35bug As a standard IT male, the first line of development, to achieve management, and because of love for

IOS development-UI (10) StoryBoard,-uistoryboard This is the last part of the UI. Knowledge Point 1. Introduction to UIStoryBoard 2. UIStoryBoard page Jump 3. Transfer value between UIStoryBoard

IOS development-UI (9) UITableView search function,-uiuitableview Knowledge point: 1. UITableView search function ====================================== UITableView search 1. UISearchController Search Controller @ Property (nonatomic, strong)