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Questions tagged [candidate]

37 questions
88
votes
3 answers

What are ICE Candidates and how do the peer connection choose between them?

I newly wrote a simple chat application, but I didn't really understand the background of ICE Candidates. When the peer create a connection they get ICE Candidates and they exchange them and set them finally to the peerconnection. So my question is,…
user1844505
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61
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5 answers

There are no primary or candidate keys in the referenced table that match the referencing column list in the foreign key

In SQL Server, I got this error: There are no primary or candidate keys in the referenced table 'BookTitle' that match the referencing column list in the foreign key 'FK__BookCopy__Title__2F10007B'. I first created a relation called the BookTitle…
user2622438
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11
votes
3 answers

xgboost: handling of missing values for split candidate search

in section 3.4 of their article, the authors explain how they handle missing values when searching the best candidate split for tree growing. Specifically, they create a default direction for those nodes with, as splitting feature, one with missing…
pmarini
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8
votes
1 answer

Built-in operator candidates

C++03 $13.6/1- "[...]If there is a user-written candidate with the same name and parameter types as a built-in candidate operator function, the built-in operator function is hidden and is not included in the set of candidate…
Chubsdad
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6
votes
1 answer

How to make softkeyboard candidate view not block application view?

I am playing with the Demo SoftKeyboard the comes with the Android SDK. In portrait mode when the candidate view is shown, it doesn't move the app up as the default android keyboard does. Hence it covers part of the application view. What should be…
Cedric
5
votes
1 answer

Chrome WebRTC DataChannels: ICE-TCP server reflexive candidates missing even with STUN

I'm building (yet another) manual signalling WebRTC chat via DataChannels (CoffeeScript, sorry JS guys). It works fine in local connections, but not over the internet behind a NAT (unfortunately I couldn't try NATless yet). I don't want to maintain…
DuckTyped
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4
votes
1 answer

Android: How to make button on candidate view in softkeyboard?

I want to make candidateView inside button but you see log cat: please share code My Code SoftKeyboard.java @Override public View onCreateCandidatesView() { LayoutInflater li = (LayoutInflater)…
Sonu Kumar
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4
votes
1 answer

relationship among super key, candidate key and primary key with an example

We know, a super key of an entity set is a set of one or more attributes whose values uniquely determine each entity A candidate key of an entity set is a minimal super key Although several candidate keys may exist, one of the candidate keys is…
Light
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3
votes
9 answers

"Winning" OO programming job interviews with sysadmin/Perl/Linux background?

I'm a student in software engineering in Montreal. For the last 3 years I've had a few interships (once per year). The first two (in the same company) were mostly sysadmin jobs, but I did get to do a few Perl programs (mostly log file analysing and…
Guillaume Gervais
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2
votes
1 answer

C++ Error: "Multiple markers at this time: no matching function for call to" in constructor

Multiple markers at this line - candidates are: - no matching function for call to 'Coordinate::Coordinate()' I am getting this error in the constructor of my class and I don't understand why. Here is the code involved: RadialScan header #ifndef…
Dandi
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2
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0 answers

How to make three candidate view in softkeyboard?

I'm developing softkeyboard. My question is how to add three views in candidate view look this image:
Sonu Kumar
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1
vote
1 answer

E: Package 'gccxml' has no installation candidate

So, I am unable to find gccxml in ubuntu18,hep me download gccxml in ubuntu18. castxml is easily available. But I need gccxml. Also what is installation candidate? Thanks.
Aadil Hoda
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1
vote
3 answers

Drupal 6: Theme Developer gives too common candidate name, nothing specific

I'm working on a restaurant directory site. I have restaurant details page that I need to implement gmap, slideshow, etc. So I need a specific page.tpl and Theme Developer gives the info as below alt text…
designer-trying-coding
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1
vote
0 answers

Prime attribute when relation has only one attribute

My question is pretty straightforward. Let's suppose we have a relational schema with only one attribute, i.e.: R (A), where A is the only attribute. So {A} is the only candidate key. In this case, is A also a prime attribute? Thank you.
Franco D'Alessio
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1
vote
2 answers

Are IceCandidate and SDP static?

Are IceCandidate and SDP fixed values? Is this a good idea to store them in a server database instead of retrieving on every connection? If updating these data is unavoidable, when should I do it?
Lewis
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