ios file manager

Sandbox mechanism for iOS. Apps can only access files in their app folders. iOS is not like Android. There is no SD card concept. You cannot directly access images, videos, and other content.Content generated by iOS apps, like, files, cached content, and so on, must be stored in their own sandbox. By default, each sandbox contains 3 folders: Documents, Library, a

iOS Development UI Article-common project file IntroductionI. Structure of the project documentIi. Introduction of documents1.products folder: Mainly used for Mac computer development executable file, iOS development not to use this file 2.frameworks folder mainly used to pu

iOS Development UI Article-common project file IntroductionI. Structure of the project documentIi. Introduction of documents1.products folder: Mainly used for Mac computer development executable file, iOS development not to use this file 2.frameworks folder mainly used to pu

Mach-o (Mach object) file format?This format is very rare in Chinese, and the most detailed is Apple's official documentation, this article does not repeat the contents of the Mach-o file format, only the experience when using IDA reverse iOS application.Mach-o Detailed documentation Reference: https://developer.apple.com/library/mac/documentation/DeveloperTools/

1.plist, full name propertylist, the attribute list file, which is a file used to store serialized objects. This kind of file is often used during iOS development. This property list file has a. plist extension, and is often called a plist

iOS file UploadIn iOS to upload files a lot of ways, such as the file Base64 direct post, originally intended to do so, found a variety of uncomfortable, service end also all kinds of uncomfortable, so simply use the standard HTTP upload protocol Mutipart to make a upload, the specific code as followsHeader

IOS file operations: SandBox, package (NSBundle), sandboxnsbundleReprinted please declare Source: http://blog.csdn.net/jinnchang/article/details/448281891. Introduction to the SandBox mechanism in iOS is a security system.Each iOS application has a separate file system (stor

Network Programming for iOS development-use NSURLConnection to implement resumable download of large files + use an output stream instead of a file handle, and use nsurlsession for resumable upload This article explains network programming in the previous iOS development-using NSURLConnection for resumable download of large files, and using the output stream inst

IOS system analysis (2) Mach-O binary file parsing, Refer to the following link for more technical tips: Alibaba Cloud blog 0x01 Mach-O Format The Mach-O file format is the executable file format on OS X and iOS systems, similar to windows PE files and Linux (other Unix like

= [[Nsmutableurlrequest alloc] InitWithURL:self.targetURL];Next, we need to set the value of Content-type to: Multipart/form-data, and also set the value of boundary, the boundary will be used when setting the request body. So far, we've got some code like this:-(Nsurlrequest *) Createrequestheader{Nsmutableurlrequest *request = [[Nsmutableurlrequest alloc] InitWithURL:self.targetURL]; Specify Destination AddressCreating HTTP Header Request Header contentContent-type: = Multipart/form-data; bou

1. Sandbox mechanism Introduction The sandbox mechanism (sandbox) in iOS is a security system.Each IOS application has a separate file system (storage space) and can only operate on the corresponding file system, which is called a sandbox. All non-code files are saved here, such as property files plist, text files, ima

I'm free today. Explore how to analyze iOS crash files.Look at the method on the Internet, some do not work. Finally take the eldest brother wrote before the script, can.Then I understood the script, and finally made a slight change. Tidy up a bit.Script (run on Mac):echo DSYM uuid:xcrun dwarfdump--uuid $2.app.dsym/contents/resources/dwarf/$2echo crashlog uuid:grep $ ' armv7 ' $ | Tr-s "" Echo baseaddress:grep $ ' armv7 ' | Tr-d "" | Cut-f 1-d "-" ech

the user's home directoryNSString* Nstemporarydirectory (void)//returns the path directory that can be used to create temporary files5, Common iOS directory documents (nsdocumentdirectory)//A directory for writing application-related data files, files written here in iOS can be shared with itunes and accessed, and files stored here are automatically backed up to the cloudLibrary/caches (Nscachesdirectory)/

iOS development needs to be part of a development plan and pay Apple, which everyone knows. But for the sake of security, Apple's management of permissions is complicated, so a lot of people start to get confused by Apple's complex settings. Here's a brief description of how to apply for a certificate, register a device, generate a appid, and eventually generate a signature file in the Apple backend provisi

iOS Development-file Management (ii)V.. plist fileString method to addNSString *path = [Nshomedirectory () stringbyappendingpathcomponent:@ "Array.plist"];NSString *content = @ "ABCD";[Contect Writetofile:path atomically:yes encoding:nsutf8stringencoding Error:nil];Array mode addNSString *path = [Nshomedirectory () stringbyappendingpathcomponent:@ "Array.plist"];[Nsarray *array = [[Nsarray alloc] initwithob

Android and IOS side is that1. Advantages:Android: Provides a rich interface that is sufficient for good user interactioniOS: Simple to call, there are roughly three implementations of the method, the simplest is to use UIWebView direct display2. Disadvantages:Android: Call trouble, Google related services can not be invoked, forcing Android to use a third-party library to load (or write your own ...) ), and because the projects that integrate third-

A production using a static libraryiOS static library a file authoring processwords 345 Read 5120 comments 7 likes 1. New Cocoa Touch Static Library projectNew Project 2. Parameter settings for Xcode "Build Active Architecture only" is set to "NO" "iOS Deployment Target" is set to "iOS 7.0", which means that the compilation of IOS7.0 above syste

This article summarizes the iOS certificate (certificate) and configuration file (provisioning profile) in conjunction with the author's work experience.1. Release process650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/7E/E6/wKioL1cMnn7AVMhsAABhociPLMo999.png "title=" 1_ Administration_tasks_2x.png "alt=" Wkiol1cmnn7avmhsaabhociplmo999.png "/>Both the certificate and the associated configuration

One, the iOS project import JS fileIn general, the JS file added to the project will usually be copied directly to the project (drag), where the JS file may have only one level (a folder contains all the JS files), there may be a lot of folders, the JS file can be directly dragged into the project folder, The project w

[IOS development] package static library. a file "How to generate static library. a file in iOS development ."Plato Select iOS Device. We recommend that you do not connect to the Device here, and run command + B. Then select the simulator command + B