I look and, sometimes, giggle at the usernames people register on this blog. Some are easy to remember, some are ... funny ... in a way I fear they would forget them. So I decided to give a helping hand and allow people to login using email addresses. By default Wordpress won't allow you to login using the email address of your account.

But Uncle 5ub knows better and can imagine some people use the same email and password to register on all blogs (to remember easily) so ... I decided to help them. Now, on this blog, you can login using the EMail address you used to register your account. And, as Uncle 5ub is a nice guy ... here's the plugin for you to help your subscriber base ... remember.
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I have a script that tracks loads on posts and I see a real-time daily and overall post popularity + traffic statistics. All of a sudden the Missed Schedules Plugin experienced over 300 hits in a few minutes. I was like WTF? Stumbleupon probably. I checked and no new user registration. None after 400 hits. I could smeel something funny ... and it wasn't me.
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When you display a sidebar it's great to check if that sidebar actually has widgets inside. You may end up with an empty rectangle if you did not add any widgets to a sidebar. There are two methods to actually do this.

You can output buffer the sidebar and see if it has any text inside. If length is zero don't display it. Or ... you can use the missing is_sidebar_active(). It's actually missing but here is how it should look like. This function will check if a sidebard has widgets inside and, if it's empty, you can skip it.
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I bet all of you know what cookies are (especially cookie stuffing). Now I will show you the easier way to set them in Wordpress. As you are aware the setcookie function in PHP has a whole bunch of parameters. These, in Wordpress, must be setup a little differently.
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