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By default, Plone employs an HTML-filtering system when it transforms Plone documents into marked-up web pages. Certain tags, such as <font> and other deprecated tags in HTML, are removed so that the generated page is closer to XHTML, which does not allo...

The TinyMCE editor is a feature-rich WYSIWYG editor for Plone, similar to Kupu. However, many of TinyMCE’s best features are hidden away in so-called “advanced mode”. Installing TinyMCE is straightforward – install it like you would any other Plone product.To ...

Virtal desktops are a convenient way of organizing your program windows. You can “switch” desktops and choose which one to open a program inside, allowing you to group your windows by application type or anything you want. For example, make one desktop your br...

There is a Plone Drop Down Menu product (also called qPloneDropDownMenu) that creates navigation tabs for you that have a drop-down menu behavior. The product page above has complete instructions on using it.If you want the menus to “pull up” rather than “drop...

The first step is to create a Python script that will serve up the image you want. This article assumes that you want a random image from a folder to be chosen. Python-savvy readers can use more advanced techniques, such as making a list of images to load in t...

It’s easy to make an image reload just by refreshing a page in your browser. Reloading just the image without forcing the whole page to refresh is a little trickier.This is a useful technique to use if you have a rotating image that you would like to cycle eve...

There are practically no limits to what you can do with CSS, the trick is figuring out how to make it do what you want! Or another way of looking at it is: what sort of ideas can you come up with to use CSS in a new (and hopefully useful) way?Here are just a f...

Yes, there is a product that will do exactly this. It’s called windowZ. Just use the quick installer to set it up, and you can add Window objects through the Plone interface. Window objects don’t have their own content, but rather a URL that points to the cont...

Windows gives you two different ways to manage users on a machine. For either of these methods to work, you must be logged on as an administrator.The simple wayIf you go into the User Accounts section of the Control Panel, you’ll see a list of users. You can c...

Sometimes you may want certain Plone portlets to only show up on certain pages. This guide will walk you through doing exactly that.If the portlets already appear on your site, you’ll need to remove the portlet calls from the site properties page. In the Zope ...

You want Ruby on Rails, and you want it now. The trouble is, you don’t have Apache or MySQL on your home computer. You could install and configure those huge programs, but you’re not trying to turn your desktop into a full web server. You could put Ruby on Rai...

mysqlshow has a tricky feature that interprets SQL wildcard characters (*,?,%,_) as wildcards if they appear in the last argument you give it. While the first 3 characters don’t get used much (if at all) in naming databases, the underscore is a common word sep...

mysqlshow is a command-line tool included with standard MySQL distributions, similar to mysqladmin or other tools. mysqlshow is used to show summary information about databases and tables.Here is its basic usage:mysqlshow [OPTIONS] [database [table [field]]]Th...

Plone comes with a useful way to hide certain items from the navigation menu. On the page’s properties tab, you can select “exclude from navigation” and the item won’t show up anymore in the navigation bar or site map.… at least, that’s what you would think. Y...

The traditional way to get pretty-looking corners for all your tables (and divs, and menus, and whatnot) used to involve setting a background image to the table or other element. While simple, this is a very inflexible solution. It is completely dependent on t...

Safari has a very useful Debug menu for checking Javascript errors, viewing a page’s DOM tree, changing its User Agent string, and much more. Unfortunately, it’s disabled by default, so many users never even know about it.To enable it, open a terminal window a...

There are a number of common mistakes users make when writing CSS stylesheets that are difficult to debug. Because browsers differ in how picky they are about errors, pages may look fine in some browsers but wrong in others. A common symptom of these problems ...

Plone has a feature that lets you undo changes you make to Plone-managed pages and other items. To access it, log in, and in your personal toolbar (usually at the bottom of the screen) there will be an “undo” link. If your site’s templated has been customized ...