Google App Engine Ranklist - Google Groups

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Welcome to the mailing list for the Google App Engine Ranklist. Please feel free to ask questions. You can find the code at https://github.com/Ruberik/google-app-engine-ranklist.

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Pascal Jardé, Bartholomew Furrow3

11/3/16

Access to documentation and code

Cool!! Thank you so much

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Access to documentation and code

Cool!! Thank you so much

11/3/16

Prasad Ramdas, Bartholomew Furrow4

3/17/16

Implementation for a weekly leaderboard. Help please!

Hi Prasad, I think you've done a great job thinking this through, and I do have a suggestion.

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Implementation for a weekly leaderboard. Help please!

Hi Prasad, I think you've done a great job thinking this through, and I do have a suggestion.

3/17/16

Sabih Egbaria, Bartholomew Furrow4

8/3/15

Does the java version use memcache for Ranker entities?

The problem is that memcache is missing all four components of ACID. Depending on your implementation

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Does the java version use memcache for Ranker entities?

The problem is that memcache is missing all four components of ACID. Depending on your implementation

8/3/15

Clint Doriot, Bartholomew Furrow14

5/22/15

Ranklist for Relative Leaderboards for Mobile App

> I'm pretty sure the readers wouldn't lock it; I can't find the GAE documentation

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Ranklist for Relative Leaderboards for Mobile App

> I'm pretty sure the readers wouldn't lock it; I can't find the GAE documentation

5/22/15

Clint Doriot, Bartholomew Furrow3

4/27/15

NDB version of Ranklist

Just a follow up to this thread if anyone is coming here after the fact... Bartholomew and I talked

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NDB version of Ranklist

Just a follow up to this thread if anyone is coming here after the fact... Bartholomew and I talked

4/27/15

Neil Ghosh, Bartholomew Furrow2

11/7/14

Rank for an score that does not exist

Hi Neil, Could you please give example code or pseudocode? In Code Jam we retrieve your score from

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Rank for an score that does not exist

Hi Neil, Could you please give example code or pseudocode? In Code Jam we retrieve your score from

11/7/14

Neil Ghosh, Bartholomew Furrow2

10/27/14

Getting top N players

Your idea should work as well as anything for retrieving the top N, and you won't need an index

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Getting top N players

Your idea should work as well as anything for retrieving the top N, and you won't need an index

10/27/14

Neil Ghosh, Bartholomew Furrow3

10/17/14

Ranker for Unknown Score Ranges (Upper Bound)

(Sorry, toddler) ... Instead of splitting like 1e99, 2e99, 3e99,... Would split like 1, 100,1000,

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Ranker for Unknown Score Ranges (Upper Bound)

(Sorry, toddler) ... Instead of splitting like 1e99, 2e99, 3e99,... Would split like 1, 100,1000,

10/17/14

John, … Bartholomew Furrow11

7/1/13

Java Implementation

Ahh, nice find! I'm glad it worked out for you.

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Java Implementation

Ahh, nice find! I'm glad it worked out for you.

7/1/13

victor noagbodji, Bartholomew Furrow8

2/18/13

Using the ranker library with a "open-ended" contest

That seems to be the case. When multiple order()'s are added to a query they are chained: https:/

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Using the ranker library with a "open-ended" contest

That seems to be the case. When multiple order()'s are added to a query they are chained: https:/

2/18/13

Rob, Bartholomew Furrow8

1/9/13

How can I retrieve names from the ranking?

Ah, I see. For that we find the rank R of X using the ranker, then assume the first person returned

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How can I retrieve names from the ranking?

Ah, I see. For that we find the rank R of X using the ranker, then assume the first person returned

1/9/13

Oliver Billing, Roberto Caldas2

1/9/13

Thankyou for Ranker (Especially the Java version)

Hi Oliver I'm also using the java version and have the same requirements. Check out the other

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Thankyou for Ranker (Especially the Java version)

Hi Oliver I'm also using the java version and have the same requirements. Check out the other

1/9/13

1/4/13

About the Java version of Ranker.FindRank(Score_Tuple score)

It took me some time to understand why FindRank passing one score returned a list of ranks, I was

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About the Java version of Ranker.FindRank(Score_Tuple score)

It took me some time to understand why FindRank passing one score returned a list of ranks, I was

1/4/13

Rob, Bartholomew Furrow2

1/3/13

Estimating the branching factor

If you aren't going to get many write QPS on the ranker, it probably doesn't matter. More

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Estimating the branching factor

If you aren't going to get many write QPS on the ranker, it probably doesn't matter. More

1/3/13

Rob, Bartholomew Furrow6

7/21/11

RankList on High Replication Datastore

Thanks for sending such a detailed email! This is easily the deepest exploration I've seen of

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RankList on High Replication Datastore

Thanks for sending such a detailed email! This is easily the deepest exploration I've seen of

7/21/11

Steven, Bartholomew Furrow2

7/18/11

Is Ranklist still needed?

Hi Steven, App Engine's technology has seen huge improvements since we first wrote this library.

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Is Ranklist still needed?

Hi Steven, App Engine's technology has seen huge improvements since we first wrote this library.

7/18/11

Michael Robellard, … Bartholomew Furrow15

8/17/10

I am getting a lot of transaction collisions

It'd be nice if Memcache had a way to atomically add something to a list the way you can do

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I am getting a lot of transaction collisions

It'd be nice if Memcache had a way to atomically add something to a list the way you can do

8/17/10

pranny, … Bartholomew Furrow11

7/29/10

Modifying ranking to suit our use cases

Cool, i will proceed with this method! Thanks Furrow. On Jul 29, 9:55 pm, Bartholomew Furrow <fur.

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Modifying ranking to suit our use cases

Cool, i will proceed with this method! Thanks Furrow. On Jul 29, 9:55 pm, Bartholomew Furrow <fur.

7/29/10

Michael Robellard, Bartholomew Furrow3

6/30/10

Thanks for the great code.

I found it on the list of Open Source App Engine Projects: http://groups.google.com/group/google-

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Thanks for the great code.

I found it on the list of Open Source App Engine Projects: http://groups.google.com/group/google-

6/30/10

antsyawn, Bartholomew2

9/16/09

We don't have any plans to make a java version, simply because the only project we're using

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We don't have any plans to make a java version, simply because the only project we're using

9/16/09

riq, … Bartholomew Furrow11

5/1/09

rankings in a high score server

Thank you for the tips! I'll implement it after the weekend. Thanks again, riq. -- http://blog.

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rankings in a high score server

Thank you for the tips! I'll implement it after the weekend. Thanks again, riq. -- http://blog.

5/1/09

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