In my last post, I demonstrated a tiny little application that asynchronously opens a bunch of http connections in order to recursively download all the assets linked to by a page ( Read more... )

It is my distinct pleasure to announce that IMVU has open sourced its asynchronous event library, imvu.task. You can find it on our SourceForge.net pageThe best way to summarize what imvu.task does is to say that it provides an efficient way to do useful work while waiting for things. This may seem a bit simplistic, but if you think about it, any ( Read more... )

Sometimes, you want an auto_increment column on a table, but you really don't need an index starting with the column. MySQL doesn't swing that way, so we're left to improvise. Say this is our table:

CREATE TABLE user_things (
    user_id INT NOT NULL,
    thing_index INT NOT NULL,
    PRIMARY KEY(user_id, thing_index)
) ENGINE=InnoDBWhat we'd ( Read more... )