IOS

Download Address: Https://github.com/littleSunZheng/StarGradeView Cause: The project often involves the user's score feedback, in my "E Chinese Medicine" project, involves several places. I have referred to the United States and drop the score

method One : This section of Objective C code is used to delete the file of the specified path if ([FileManager removeitematpath:@ "FilePath" Error:null]) { NSLog (@ "removed successfully"); } Method Two: Nsfilemanager

iOS (Xcode) debug mode (Release mode) In the development of iOS program, often need to use nslog output some information, and even some development process, must view the output in the console, experienced programmers through the console output can

When you point to a micro-letter album, want in the album Image interface jump view point Zane Comment, the micro-letter will use the interface Flip transition animation to jump to the comment interface, as if it is on the back of the picture

The iphone sandbox model has four folders, what they are, where the permanent data store is typically placed, and what the simple way to get the emulator path is. Documents,tmp,app,library. (Nshomedirectory ()), Manually saved files in documents

Uievent is a collection of uitouch that is responsible for responding to touch events in iOS. The concept of a responder chain is also mentioned, in which all events have a first responder, and events can be passed down the responder chain. Next is

One, processes, and threads1. What is a processA process is an application that is running in the systemEach process is independent, with each process running in its dedicated and protected memory space For example, open QQ, Xcode at the same

Draw Basic GraphicsOne, simple explanation Graphics Context Graphics: is a cgcontextref type of data Role of graphics Context: Saving drawing information, drawing status Determines the output target drawn (where to draw to?) (The output target

Simulation to implement the iOS system application clock in the stopwatch program, is this application: The main features of the implementation:1. By the Start/stop key to achieve the timing2. Have reset/lap key to realize reset and count time

First look at the effect chart: Dashboard animation effects. jpg 1. Rotation of green dots on the ring 2. The variation of the number of points and the prompt language 3. Changes in background color Directly on the main code: 1. Custom

Just contact with the development of iOS for more than 1 years, now for the hybrid mobile end of the development of more and more popular, because the development cost, speed is better than the traditional app development, hybrid development is the

A table view with indexed catalogs 1. Effect drawing 2. Data source I would like to get the name of the address book, but in order to use the simulator debugging convenient, wrote dead data, so also only wrote part of the letter, in short, so

iOS Radar effect This time the new app begins, and a product requirement is to do a radar chart similar to the following: The middle picture is the user avatar and then needs to show a radar scan effect. Analysis of the general composition of

Objective I believe every iOS developer knows that UITableView's left-sliding feature is cool, and sometimes left-sliding features are more than just deleting one, sometimes with other functions like the top, which requires a custom left-slip

Let's take a look at the implementation of a similar effect chart: Click on the image screen in the bottom right corner of the view comments will be flipped to the comment interface, the comment interface click the return button in the upper left

Objective Network download is the function we often use in the project, if it is a small file download, such as pictures and text, we can directly request the source address, and then download the complete. But if you are downloading large audio

1, in IOS8 before, we realize TableView slide show Delete, top, more and so on the button, all need to implement themselves, in the IOS8 system has been written, as long as a proxy method and a class on the line 2, IOS8 protocol to a method, the

First, the case demonstration This case demo demo is a home page carousel case, support manual carousel and automatic Carousel. Knowledge points are mainly concentrated in the use of Uicollectionview and Nstimer. Ii. Knowledge Reserves 2.1,

2016 Tanabata straight down, full 268 and then minus 50! 468 minus 100! Meet the Tanabata Valentine's Day! Europe and the United States, Japan and South Korea makeup perfume, 49 seconds to kill the money! Absolutely authentic! I love my heart!

This example for you to share the iOS drawer effect development examples for your reference, the specific contents are as follows Add three view to the controller displayed on the window (add only 2 view if you only need to slide one side) Declare