on the internet to find a lot of iOS MD5 code, one of the majority of them can not be used, especially the use ofnsfilehandle* handle = [Nsfilehandle Filehandleforreadingatpath:_filepath]; This method, the most pit, should be read for it forever is the fixed location of the file, rather than calculate the entire file MD5 summary, so you always get into an awkwar
*newpath = [NSString stringWithFormat:@"%@/documents/new", Nshomedirectory ()];4NSLog (@"%@", NewPath);5 //Use Nsfilemanager to create a folder using the previously created path, Yesorno returns whether a successful message was created6BOOL Yesorno = [[Nsfilemanager defaultmanager]createdirectoryatpath:newpath Withintermediatedirectories:yes Attributes:nil Error:nil];After the new is completed, there is one more folder under documents new.Create file
In the development process, we often use a lot of addresses, or the size of the screen, so we have to use these strings frequently, of course, we can set these strings as macros but the macro can only be accessed in this file, then we can set the global access to the file, We can add a file for a. pch1, first we create a class with the usual steps to create the s
Book storage directory, the file can use wecontact this phone book management software read, modify and re-upload after sorting.10, "/private/var/root/library/ringtones"Ibrickr upload the call ringtone storage directory, Ibrickr is actually MP3 converted to M4A file after uploading here.11, "/private/var/root/library/sms"System SMS Storage Directory12, "/private/var/run"A temporary directory in which the s
When mobile devices such as mobile phones and tablets become the necessities in people's life, how to connect computers with mobile devices easily and realize file sharing becomes an urgent problem. The file transfer feature software is numerous, but the quick completion of this operation on Apple devices is about the new WiFi file transfer feature in the
It is well known that Apple does not allow users to view files, and files between different apps are not linked. From the computer to the mobile phone file, but also only through the open sandbox directory, to the corresponding application.Sometimes we need to import the file into the app sandbox, or export the file from the sandbox. This requires that the app's
defined in script confuse.sh)
#import "CodeObfuscation.h"
#endif
3. Configure Build PhaseAdd the Execute script action in the project build phase, execute the confuse.sh script,4. Create the Function name list func.list, write the function names to be confused, such as:-(void) sample;-(void) SEG1: (NSString *) string SEG2: (Nsuinteger) num;Write it like this:SampleSeg1Seg2and place the file in the same sibling as the confuse.sh scriptMV
1. Click Info.plist Right-click->new file->other->pch file to create PCH filesThe file name is set to: Project Name-prefix-click Create, created successfully.2. Set the PCH file pathSelect item->targets->build settings-> Search in the search box for "Prefix"->apple LLVM 8.0-languagePrecompile Prefix header is set to Ye
password is set to: abc123.OpenSSL pkcs12-nocerts-out pushchat_noenc.pem-in PUSHCHATKEY.P123. Create pkcs#12 format files with certificate and the key.OpenSSL pkcs12-export-in aps_developer_identity.pem-inkey pushchat_noenc.pem-certfile PushChat.certSigningRequest- Name "Aps_developer_identity"-out aps_developer_identity.p12This way we get the certificate file used in the. NET application: APS_DEVELOPER_IDENTITY.P12.Send notifications in a. NET appli
This digest from: "MSP's Cheong Wai Brother-ios Development-cleanup cache function Implementation" The goal is to be able to learn. Also hope to see the article of the students, to the original blog park. Thanks to MSP's Cheong Wai Brother's sharing spirit.Mobile applications in the processing of network resources, generally do offline cache processing, which is the most typical picture cache, where the popular offline cache framework is sdwebimage.Ho
iOS project file main.m is actually an OC a class of. m files, why we can not see this file immediately when the file is an OC class. m file?
Since 1. OC Class General first Letter capital
2.OC classes typically have. h files
First, the main.m
iOS development Xcode6.1 Create only xib files, no storyboard Hello World appSince Xcode6, the default is to create storyboard instead of xib files, and as a beginner, it is important to understand how xib is loaded, so you need to create a project without storyboard1. Create a new project2. Select a template for only one viewSelect Single View application and click Next3. Fill in the project informationNo need to select core data, after filling out t
The Info.plist file is actually similar to a system configuration file, where you can set the system system language, the program version and whether the state is hidden from reality and so on. We generally open the info.plist is viewed in the form of a property list, of course you can also right-click on the file Select Open As>>>source code opened in XML form.(
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
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