2014/10/15 下午 10:13:08

iphone Programming Glossary: rank

Retrieving a unique result set with Core Data

http://stackoverflow.com/questions/2656227/retrieving-a-unique-result-set-with-core-data

of entities. I'm looking to be able to do the following. I have an entity SomeEntity with the attributes name type rank foo1 foo2. Now SomeEntity has several rows if we're speaking strictly in SQL terms. What I'm trying to accomplish is to.. available types even though each instance can have duplicate types. I also need them returned in order according to rank. So in SQL what I'm looking for is the following SELECT DISTINCT type ORDER BY rank ASC Here is the code I have so far that's.. returned in order according to rank. So in SQL what I'm looking for is the following SELECT DISTINCT type ORDER BY rank ASC Here is the code I have so far that's breaking NSError error NULL NSFetchRequest fetchRequest NSFetchRequest alloc init..

High score system from my iphone game

http://stackoverflow.com/questions/9490066/high-score-system-from-my-iphone-game

sql conn The udid is a unique identifier. And the loop while row mysql_fetch_object result echo ' tr td '. rank.' td td '. row name.' td td '. row score.' td td '. row udid.' td tr ' rank My question is simple so a.. result echo ' tr td '. rank.' td td '. row name.' td td '. row score.' td td '. row udid.' td tr ' rank My question is simple so a person can see inside the game at which rank he is. How to select a rank from a udid outside.. score.' td td '. row udid.' td tr ' rank My question is simple so a person can see inside the game at which rank he is. How to select a rank from a udid outside of the loop . Perhaps making a new query which selects the rank from a udid..