storage

Objective-C classes, pointers to primitive types, etc.

I'll cut a really long story short and give an example of my problem. Given a class that has a pointer to a primitive type as a property: @interface ClassOne : NSObject { int* aNumber } @property int* aNumber; The class is instantiated, and aNumber is allocated and assigned a value, accordingly: ClassOne* bob = [[ClassOne alloc] in...

android: adding audio files to android emulator [update] permission denied

For debugging purposes, I wanted to have a couple of mp3 files located somewhere "in" my android emulator. Is there anyway to directly push files from my OS file system to the storage system of android? If so, which directory does android keep audio files? if not, how can I access an SD card via emulator? [update2]: The problem in up...

Image upload storage strategies

When a user uploads an image to my site, the image goes through this process; user uploads pic store pic metadata in db, giving the image a unique id async image processing (thumbnail creation, cropping, etc) all images are stored in the same uploads folder So far the site is pretty small, and there are only ~200,000 images in the u...

android internal phone storage

how can you retrieve yours phone internal storage from an app? I found memoryinfo, but it seems that returns information on how much memory your currently running tasks. I am trying to get my app to retrieve how much internal phone storage is available. ...

File storage backend for Rails

Hello, I have a Rails application that I want to add file upload to, so that the users have access to a "resources" section where they can upload and share (although not publicly) any type of file. I know I could build a solution using paperclip and S3 for example, but to try and avoid the admin overhead of all that I'm looking at API i...

Is Storing Cookies in a Database Safe?

If I use mechanize, I can, for instance, create a new google analytics profile for a website. I do this by programmatically filling out the login form and storing the cookies in the database. Then, for at least until the cookie expires, I can access my analytics admin panel without having to enter my username and password again. Assum...

javascript toolkit for offline webapps

hi all, we're building an survey webapp which will let the user to add new records to the survey when offline and will upload when the browser reconnects with the server. We've identified that this will need offline storage and hence google gears seems to be an obvious choice (we understand that adobe Flash has Offline Storage but not ...

Objective-C memory management issue

I've created a graphing application that calls a web service. The user can zoom & move around the graph, and the program occasionally makes a decision to call the web service for more data accordingly. This is achieved by the following process: The graph has a render loop which constantly renders the graph, and some decision logic which...

What's a good video upload storage solution?

What's a good video upload storage solution? I'm trying to find a way to offload bandwidth to another storage solution (something like S3), but at the same time, also trying to find a solution which is geared for video storage. Are there any solutions out there for this? Or should I just use S3? Thanks! ...

Hosting solution for images for website written in PHP

I've written a website in PHP and it will have ability for users to upload images. My website will have more than 100.000 users. Aprox. 1k users will upload image about 50 KB. And every image will be displayed on this website 5k times so it's transfer of: 1k x 50 KB x 5k = 250 GB per month. So my question is: Do you know any good solu...

What is the best solution for saving user application data locally?

I am adding contact functionality to my program, and I want to save the contact list of each individual user, what is the best solution for this? I am new to XML and databases and I don't know which would be best or if there is a database solution that saves locally. Thanks for the help. ...

Asp.net mvc small amount data storage

Hi there, I am writing some learning tests (i.e. what's the answer for...; choose correct options...). Now my question is, how should I store them. SQL db seems quite an overkill, but I really don't know what would be the best choice if I wanted to select random subset of questions etc. Perhaps some simple xml files? Thanks for advice. ...

How to cache and store objects and set an expire policy in android?

I have an app fetch data from internet, for better performance and bandwidth, I need to implement a cache layer. There are two different data coming from the internet, one is changing every one hour and another one does not change basically. So for the first type of data, I need to implement an expire policy to make it self deleted afte...

How does jQuery .data() work?

My Javascript knowledge is pretty limited. Instead of asking several javascript questions I got the "message" from Stack overflow and started using jQuery right away in order to save me some time. However several times I do not undestand the "magic" behind jQuery and I would love to learn the details. I want to use .data() in my appli...

Is it possible to read data that has been separately copied to the Android sd card without having root permissions?

Edit: This was user error (sorry). I have answered it below. I am developing an application that needs to access data on the sd card. When I run on my development device (an odroid with Android 2.1) I have root access and can construct the path using: File sdcard = Environment.getExternalStorageDirectory(); String path = sdcard.getAbso...

What open source document-oriented database system is most mature for Windows usage?

After using relational databases as back-end storage all my Windows programming life (currently .NET), I want to experiment with a document-oriented database by this Wikipedia definition; it can be standalone or layered over an existing non-commercial database system. What open source document-oriented database solution would you recomm...

Out of space error in iPhone

In iPhone, how do you determine if a file couldn't be written to the documents area because of an out of space error? ...

Best way to store application images taken via camera

Hi all, I'm just looking for some insight into what would be the best way for me to store images as part of my app. I have an activity that represents a 'Job' which has a couple of edittext's and underneath was planning on using the Gallery component to show images relevant to this job. The job data is stored in a database (on the sdc...

Android App Widget: Data storage

Hello everyone, I'm implementing a home screen app widget. I was wondering which is better to store/read data: SharedPreferences or a SQLite database? The data is accessed from an AppWidgetProvider (similar to a BroadcastReceiver), and any given instance of the widget displays different data based on appWidgetId. Is one way or the other ...

Efficient storage in .Net App

I'm looking for the fastest, least memory consuming, stand alone storage method available for large amounts of data for my C# app. My initial thoughts: Sql: no. not stand alone XML in flat file: no. takes too long to parse large amounts of data Other Options? Basically what i'm looking for, is a way that i can load with my applicati...