Delete all Feed Cache via SQL in WordPress

The Feed-Cache of WordPress is in the database, it's in the table options and sometimes you like to delete it. With a little SQL this is done quite quickly - but be careful, there is no way back! Within WordPress I do it with the help of the Plugin Adminer, which allows a complete mySQL access and you are still able to work in the backend of WordPress. Alternatively it's also possible with phpMyAdmin for example.
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Plugin To Add Custom Field To An Attachment In WordPress

5 Day
The media library is on WordPress in some areas, certainly not perfect, but it has great potential. Each attachment can contain various metadata and also WordPress stores some data directly while uploading - for example a part of the Exif data of an image.

However, it might not be enough for you and you need some additional custom data with the attachment, whether in order to control something in the backend of WordPress, or even display the data in the front end to the image. So here is a small tutorial how to add an additional field. You can use this solution directly and adding a new field with the help of a Plugin.
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Custom WordPress Login-Page

In a previous post I wrote about the possibility to adjust the login page in your WordPress backend. But I still receive a lot of questions about it and I would like to point out three simple ways, so that you can customize with little effort the login page to your site - a nice added value in terms of customer projects which makes it look more professional instead having always the WordPress logo and the link displayed.
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