Here are three ways to retrieve the ' ID of the current blog.
Via the global $blog_id
Through the global object $current_blog
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| -> blog_id ; echo $ current_blog -> blog_id; |
Through the global object $wpdbg
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| -> blogid ; echo $ wpdb -> blogid; |
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A great record and a great satisfaction!
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Cleanfix WP is a WordPress Plugin (also compatible with WordPress MU - will exist as long as this distinction) I wrote to optimize, maintain, clean and fit our Database WordPress.

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It was a little 'I wanted to report it, since WP Bannerize is going to increase to nearly 10,000 downloads! But time - recently - it really is a tyrant!

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Could not happen to you never having to aggregate the individual tag cloud WordPress MU. Moreover, in certain contexts, may not make sense to show a "cloud" with the tag blog heterogeneous. However, in the unlikely event that someone so needed here is a simple way to show a tag cloud aggregate.
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Latest Comments
Mark : Thank you very much, I've lit
I solved it by setting [cc_objc] / / OptionViewController.m - ...
Giovambattista Fazioli : @ Mark: I suggest you think a more correct approach. If you run the subclass of the tab ...
Mark : Excuse the spam .. I noticed that there is an error .. here is the correction [cc_objc] / PrimaClasse.h ** ** / # import ...
Marco : forgotten .. in [cci] OptionViewController [/ cci] for [cci] @ syntetize [/ cci] I put the delegate
louis : very clear and simple I have to admit that writing a pa hardly use delegates created by ...