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Questions tagged [friend]

In object-oriented programming, friend refers to a method or class that has access to some non-public aspects of a particular class.

In object-oriented programming, friend refers to a method or class that has access to some non-public aspects of a particular class.

Different programming languages use the friend keyword differently. Make sure it is clear which language you are asking about.

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FQL query to get tagged photos of specific user returning error

How to get tagged photos from particular friend? I'm now using this code SELECT pid,src,images FROM photo WHERE object_id IN (SELECT object_id FROM photo_tag WHERE subject=$uid) this is the error Fatal error: Uncaught Exception: 1: An unknown…
Sasindu H
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Friend function can't access class variables

I thought that friend functions could access class variables as in how I try to do v.x, v.y, v.z in the << function. But it doesn't compile. It says it's unable to resolve identifier at those lines. Also I'm trying to learn how to use namespaces.…
user1884814
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Content error fundamental about friend declaration in c++

I just don't get it, what is wrong in this friend declaration, first error msg: test.cpp: In function 'int main()': test.cpp:34:7: error: 'void steuerung::exe_testa(testa)' is private test.cpp:48:15: error: within this context The problem is being…
user1456766
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Post to Friends Wall in Windows 8 Application

The graphi api profile_id/feed to post to a friend's wall is being deprecated. The blog https://developers.facebook.com/blog/post/2012/10/10/growing-quality-apps-with-open-graph/ directs that the feed/dialog should be used. How can the feed/dialog…
Aspect Dev
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interprate the error in decompiled source

I found some helpful code online where only the library file was provided and I recreated the source code but found a couple errors I am not sure of. _ Friend NotInheritable Class CreateFiles ' Methods ' Fields Private Shared…
vbNewbie
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getting facebook friends list who have installed an app

It's possible to know the facebook friends that they have installed a my fb app? I have tried some ways directly using the online facebook developer tool but I have not been able to find a solution. I have tried both Graph API and FQL
Safari
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Multiple values in the same column in SQL

I'm fairly new to PHP and SQL. I have spent today programming a friend system (almost identical to Facebook's) but I am unsure of how I would have multiple friends in the same column. So lets say the user 'admin' has a friend called 'john' admin…
iphoneapplelover123
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C++ friend functions

My question is pretty simple. I'm learning about friend functions, but this does not work for some reason. It only words if i swap the screen class with the Window_Mgr class, and then add a forward declaration of the screen class. Does it not work…
Oliver
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Android checking all the friends in Facebook FriendPicker sample program

I want to know how to select all the friends in Facebook's FriendPicker sample program. I added a 'select all' button in Pickerfragment class. But i couldn't able to find the way to check all the friends.
Gugan
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Initializing a friend's reference member to a class private member

I want to initialize a member (of reference type) in one object to point to a private member of another object (of a different type). I use friend to provide access to the private member. (Please bear with me for a bit, I explain further down why I…
Masked Man
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friend of base accesses derived

I came across this unanswered question and it is really puzzling. Is this behavior supposed to make any sense? Is it in the standard? This is the question: class parentFriend; class parent { friend class parentFriend; public: void f1(){}; …
Doru Georgescu
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invite friends with php permissions error

Error occur when i invite friend to a public event. (event with can_invite_friend) If i get permissions with fql, create event is set to 1. The error : Application does not have permission for this action My code : $oFacebook = new Facebook(array( …
Robin Mahy
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creating friend graph

I want to create a friend list for my website which is supposed to be stored in a database table, following is the table structure I think should best serve the purpose. CREATE TABLE `sdt_friend_graph` ( `user` INT(11) NOT NULL, `friend` INT(11)…
Anupam
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Facebook API (Javascript): Posting to a friendlist

Can someone point me in the right direction for publishing a post to a friendlist using the Facebook JS API? I have so far been using this code: FB.api('me/feed', 'post', { message: msg,privacy: {value: "CUSTOM", friends: "SOME_FRIENDS",…
Bob-ob
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friend function of the class can't access to its private vector;

I have the following declaration: friend ostream& operator<<(ostream&,const List&); and I have the following definition: ostream& operator<<(ostream& out,const List& item) { vector::const_iterator It; for…
Qiaosen Huang
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