So now we can check top 200 apps in the store. But how is this updated - updated every hour? ranking is also calculated based on last hour's data?
Is there any nearly proved guess? Thanks.
I just took over our solr/lucene stuff from my ex-colleague. But there is a weird bug.
If there is no optimization after dataimport, actually if there are multiple segment files, the search result then will be wrong. We are using a customized solr searchComponent. As far as I know about lucene, optimization is only optimization which could improve…
I find some iphone book apps have such feature:
One screen one page of text without scrolling. The text can just fit into the whole screen with linebreaks and indentations.
I'm curious of how to implement this. How could I decide the length of text that just fit into the screen. And also, given the whole text, I can calculate out the number of…
I'm using a BooleanQuery to combine several queries. I find that if I add a BooleanQuery to the BooleanQuery, then no result is returned. The added BooleanQuery is a MUST_NOT one, like -city_id:100.
But as lucene's spec says, BooleanQuery could be nested, which I think means it's okay to add such BooleanQuery. Now I have to get all clauses from…