IOS local data persistence
The data types that it can store are :NSNumber (NSInteger, float, double), NSString, NSDate, NSArray, NSDictionary, BOOL. Storage of custom objects is not supported. The...
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Tag: fmdb
Example of offline caching using FMDB (iOS)
January 28, 2024
by Jennifer Mitchell
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Based on the application of micro-blog, this paper realizes the use of FMDB to do offline cache.
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NSURLSessionDataTask and NSOperationQueue implement multi-file breakpoint download (terminate process at any time, restart application, automatically restart download)
January 27, 2024
by Wendy Daniels
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Apple provides a set of multi-threaded solutions, based on a higher level of PACKAGING GCD, fully object-oriented. We use NSOperation in conjunction with NSOperationQueue to...
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Sqlite optimization for ios local mass storage
January 21, 2024
by Nathan Francis
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With the increasing amount of app information, it is no longer desirable to obtain data from the network every time, and the application of local...
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VKFMDBHelper helper
January 19, 2024
by Melissa Proctor
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At the beginning, I wanted to focus on the database-related content, so I focused on dismantling the DB module of the BeeFramework. Since there is...
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Save the home page data using FMDB
January 19, 2024
by Dana Robertson
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A lot of apps will save the last loaded data when there is no network, they are most commonly used is to use SQLite database,...
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FMDB database encryption and decryption
January 19, 2024
by Jeremy Acevedo
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Sometimes during development, we need to use SQLite to cache information, and the local data is not secure, so we have the need for database...
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IOS -FMDB Tutorial
January 19, 2024
by Millie Porter
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SQLite, is a lightweight database, is a C language library, a small, fast, high reliability. SQLite file formats are stable, cross-platform, and backward compatible. FMDatabase:...
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IOS Basics Learning directory index
January 19, 2024
by Prerak Ghosh
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IOS Basics Learning Index Contents: iOS Learning Notes 01-APP startup related iOS learning Notes 02-UIScrollViewiOS learning Notes 03-UITableViewiOS learning Notes 04- View Switching iOS learning...
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Compliant for the key userPhoneNum dictionary this class is not key value coding-Compliant for the key userPhoneNum
January 18, 2024
by Kathryn Collins
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1, the original code: the original code was also confused, unknown, check some information, but most of the introduction is said to be in the...
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IOS based on SQL can save the function of chat records
January 18, 2024
by 丁宗翰
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Since the company wants to implement the chat function in the APP, after spending a period of time to understand the implementation of this function,...
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FRDLiveLyButton
January 18, 2024
by Hazel Kapoor
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FRDLiveLyButton1. Set style2:setOptions method, set appearance 2. Based on the FMDB keyValue3. LazyFadeInView4. YLGIFImage5. SDCycleS
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Four ways to handle CONCURRENCY in SQLite
January 16, 2024
by Seher Bhandari
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SQLite is a lightweight embedded database that has a very low resource footprint, is fast, efficient and reliable. In embedded devices, a few hundred K...
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LLDebugTool – Handy IOS debugging tool (Version 1.1.5)
January 14, 2024
by John Morrison-Kennedy
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LLDebugTool is a debugging tool for developers and testers. It can help you analyze and manipulate data without Xcode. - Added an options LLConfigAvailableFeature in...
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Start with the FMDB thread safety issue
January 9, 2024
by Tara Ramirez
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From the log can probably guess, this is multithreaded access to the database caused by the crash. FMDB provides THE FMDatabaseQueue to operate databases in...
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FMDB source code parsing
December 17, 2023
by Claudia Chapman
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FMDB is a database framework for SQlite3 encapsulation on iOS. It is simple to use, supports multi-threaded safe operation, and encapsulates THE C language API...
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Objective-C data storage ramblings
December 13, 2023
by Peter Gledhill
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NSKeyedArchiver: Archive data in the sandbox; NSUserDefaults: Save Preferences data in the Library/Preferences directory of the sandbox (essentially plist); Write: permanently stored on disk; Use...
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A PA Technology iOS development engineer interview memories
December 10, 2023
by Ryan Lopez
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Maybe the interviewer didn't do it himself. After all, apple engineers don't know why they design things the way they do. But as a candidate,...
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CoreData: Use CoreData to complete an address book storage
December 8, 2023
by Robert Martin
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CoreData, Apple's son, still plays an important role in how apps need to store structured data. CoreData has been around for over a decade, and...
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LLDebugTool – Handy IOS debugging tool (Version 1.1.5)
December 7, 2023
by Millie Porter
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LLDebugTool is a debugging tool for developers and testers. It can help you analyze and manipulate data without Xcode. - Added an options LLConfigAvailableFeature in...
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The widget of iOS
December 7, 2023
by Jivika Randhawa
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Today, I occasionally tinker with my cell phone and find these things. I just want to do them. The last ugliest is what I do,...
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