Tagged Questions

for questions concerning the writeToFile method, part of the NSData class in OS X and iOS

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-4
votes
1answer
28 views

Does exists a similar function to writeToFile and archiveRootObject for iOS in Android? [on hold]

On iOS I use these lines of code to store a large String (JSon)... How can I do the same on Android? What is a file place to put that string? Thanks NSArray *paths = ...
0
votes
0answers
27 views

Not able to get the saved data bytes when reading the same file

I am writing NSMutableData to image file using writeToFile with the below code. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString ...
0
votes
1answer
13 views

NSMutableDictionary writeToFile fails with more than one item

i've googled all over about this, couldn't find a solution: I an using a standard NSMutableDictionary writeToFile method which keeps failing if my dictionary has MORE THAN ONE item, containing a ...
0
votes
1answer
11 views

NSdata writeToURL not working

i'm trying to save a NsData file into a directory. that is the code of my method: - (void)cacheImage:(NSData *)imageData withTitle:(NSString *)title { NSURL *cacheURL = (NSURL ...
0
votes
2answers
18 views

VB.Net - List files & subfolders from a specified Directory and save to a text document, and sort results

I am working on a project that requires me to search and list all files in a folder that could have multiple sub folders and write it to text documents. Primarily the file extension i will be ...
-6
votes
0answers
34 views

How to download from url and update an existing file in iOS? [duplicate]

I read some replies from stackoverflow about my problem. I tried all methods, but it is not working. I have a local database in my application. What I want is, every time I start my application it ...
-1
votes
2answers
33 views

Unable to create Plist of NSStrings

hi am trying to create a plist of my calculations but it turns out the list is empty....pls help here is my code.is there any othe way to write strings to a file other than this... -(float)calculate ...
0
votes
0answers
16 views

NSMutableDictionary writeToFile only gives out (null)

i've got the problem, that I have a NSMutableArray with some strings in it and I want to write that back to my property list. So I do: [dict1 writeToFile:plistPath atomically:YES]; But when I leave ...
1
vote
2answers
97 views

NSData writeToFile works on simulator but not on device

In my iphone app I am downloading some number of images from the web. It doesn't matter if it blocks the UI thread, in fact it needs to block UI thread till fully downloaded. Once done, I notify the ...
0
votes
1answer
32 views

Preventing Overwrite When Calling writeToFile:

I'm trying to save an image to the disk every time a save button is pressed. This is the code I'm using: NSArray* documentDirectories = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, ...
0
votes
3answers
53 views

NSFileManager: removing item

The problem is removing an item that´s been written using writeToFile: method, I cannot seem to remove it. I tried NSFileManager but I guess these are two different types of storage. - (BOOL) ...
-1
votes
1answer
33 views

How To write to a specific part of a text file c#

I have a the following : AccountNumber , AccountName , City. This values represents a Customer. I have 20 Customers. I need to write to a new text file each Customer in a different line. But the main ...
0
votes
1answer
37 views

Writing to /tmp folder iPad

I´m writing certain values to a file. See Write Operations below. This works fine when using iPad 6.1 Simulator. When trying the same thing on my iPad it fails. I think it´s something with ...
1
vote
1answer
88 views

Unable to Read/write plist

I've looked into other users similar problems but I still can't find the problem with my code. Here is the problem. When the app start I call a method called setupDirectory that create (or copy from ...
1
vote
2answers
67 views

Write arraylist with different objects to file

i'm trying to write an ArrayList, with different objects in it, to a file. This is my ArrayList: ArrayList<Person> personList = new ArrayList<Person>(); private Person theCaptain; ...

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