userdata

What is a good definition of a "userdata pointer"?

I have searched for a good explanation but can't find one. I could try to write one myself but I'd prefer if someone with better english could help me explain this for Zan Lynx in the comment here. ...and it seems like there should be a good explanation somewhere, why not here? ...

Users/Public not writeable in windows 7: where do I put user data?

Hi all, I've started to become a Good Citizen, as per this question here: http://stackoverflow.com/questions/1066782/domain-compatibility-where-should-shared-data-be-written My user information is now written to the environment variable: Environment.GetFolderPath(Environment.SpecialFolder.CommonApplicationData) and then appending a...

parse userdata field of all key frames of MPEG header from rtp video stream using GStreamer

How to parse MPEG stream using GStreamer..? I need to process all userdata field of only key frames(not P-Frames) of MPEG stream. MPEG stream is coming through rtp protocol. I am able to display the video using GStreamer pipeline, but, my final requirement is to parse userdata field of all key frames and overlay that info into the displ...

SharePoint UserData and the ;# Syntax in returned data

Can a SharePoint expert explain to me the ;# in data returned by the GetListItems() call to the Lists web service? I think I understand what they are doing here. The ;# is almost like a syntax for making a comment... or better yet, including the actual data (string) and not just the ID. This way you can use either, but they are nicely p...

Lua bindings: table vs userdata

When making Lua bindings for C++ classes, should I return tables or userdata objects? Does anyone know any of the pros and cons for each method? ...

Does Microsoft have a best practices document regarding the storage of App Data vs User Data on different Windows Platforms?

When creating an application that will be targeted to many versions of Windows what is the best practice to determine where application specific data should be stored. Specifically: Application Specific Data (e.g. app config data) User Specific Data/Settings I know on Windows Vista for instance there are environment variables, like %...

User logging: what dat should be retained?

Background: working a user q&a site where users logged,etc. What user/visitor data should be retained? ip address date/time etc ...

Save reference to Lua's userdata

Not really know how to ask so bare with me please :) #1 Lua: local test = Test(); #2 C: //creating "lua's test" luaL_newmetatable(L, "someTable"); lua_userdata *userData = (lua_userdata *)lua_newuserdata(L, sizeof(lua_userdata)); luaL_getmetatable(L, "someTable"); lua_setmetatable(L, -2); #3 Lua: function test.newMethod() end ...

What is the difference between LocalUserAppDataPath and UserAppDataPath?

In System.Windows.Forms.Application there are two properties called LocalUserAppDataPath and UserAppDataPath. On this computer (running Vista) these corresponds to C:\Users\UserName\AppData\Local\CompanyName\ProductName\ProductVersion and C:\Users\UserName\AppData\Roaming\CompanyName\ProductName\ProductVersion What is the difference bet...

CakePHP - How do I globally limit (C)RUD operations on data to the owner of that data?

Hi there, I have a model where everything is associated somehow to a single user (e.g. User->Client->Profile). Now a user should only be allowed to (C)RUD on his data (only a profile's owner should be successful accessing /profile/edit/[hisId]), so on nearly every database operation a condition like "'User.id' => $this->Session->read('A...

In MVC app using JQGrid - how to set user data in the controller action

How do you set the userdata in the controller action. The way I'm doing it is breaking my grid. I'm trying a simple test with no luck. Here's my code which does not work. Thanks. var dataJson = new { total = page = 1, records = 10000, userdata = "{test1:thefield}", ...

Python objects as userdata in ctypes callback functions

The C function myfunc operates on a larger chunk of data. The results are returned in chunks to a callback function: int myfunc(const char *data, int (*callback)(char *result, void *userdata), void *userdata); Using ctypes, it's no big deal to call myfunc from Python code, and to have the results being returned to a Python callback fu...

Copying files from emulator drive to sd card

I see how to mount an SD card in the emulator, but I'm not sure how you move files back and forth between the userdata image and the SD card image. Can someone tell me how to do this? ...

Getting a visitors Facebook page

Hey guys, this is more of a question out of curiosity, but is it possible to get somebody's Facebook page after they have visited your site? Was thinking maybe a chain of lookup stuff could be used starting with an IP to eventually perhaps get a name and thus that person's Facebook page. I have also heard you can read somebody's web his...

lua userdata gc

Is it possible for a piece of lua user data to hold reference to a lua object? (Like a table, or another piece of user data?). Basically, what I want to know is: Can I create a piece of userdata in such a way taht when the gc runs, the user data can say: "Hey! I'm holding references to these other objects, mark them as well." Thanks! ...

How to read userData in jqgrid?

I need to pass userData to jqgrid, but can't find any examples of how to do this. Here's my attempt: Sent from the server: { total: 25, page: currentpage, userData: {foo: 'bar'}, rows: myRows } and in jqgrid: var data = jQuery("#grid").getGridParam('userData'); How can I send userData and read it from jqgrid? EDIT: I know ...