Yahoo has their own version of Google Webmaster Tools, called Yahoo Site Explorer. Site Explorer lets you notify Yahoo of your sitemap files, web feeds, etc. to help facilitate faster indexing.
On many Linux configurations the Nano editor has an annoying quirk: when you hit the backspace key (regular delete on the mac), the character to the right of your cursor gets deleted instead of the one on the left.
As usual, there is a solution but it took me some digging around to find it.
There is a weird glitch on Mac OS Tiger and Leopard too whereby a ghost icon of un-installed apps remain in Finder’s “open with” list. You reach this menu by navigating to Finder > File > Open With. You can also reach a context menu version of this list by right-clicking (or Command-clicking) on a file you’d like to open.
Here’s how to fix it.