+<div class="paragraph"><p>Also see <a href="#xresources">[xresources]</a> to learn how to create variables based on resources\r
+loaded from the X resource database.</p></div>\r
+</div>\r
+<div class="sect2">\r
+<h3 id="xresources">4.15. X resources</h3>\r
+<div class="paragraph"><p><a href="#variables">[variables]</a> can also be created using a value configured in the X resource\r
+database. This is useful, for example, to avoid configuring color values within\r
+the i3 configuration. Instead, the values can be configured, once, in the X\r
+resource database to achieve an easily maintainable, consistent color theme\r
+across many X applications.</p></div>\r
+<div class="paragraph"><p>Defining a resource will load this resource from the resource database and\r
+assign its value to the specified variable. A fallback must be specified in\r
+case the resource cannot be loaded from the database.</p></div>\r
+<div class="paragraph"><p><strong>Syntax</strong>:</p></div>\r
+<div class="listingblock">\r
+<div class="content">\r
+<pre><tt>set_from_resource $<name> <resource_name> <fallback></tt></pre>\r
+</div></div>\r
+<div class="paragraph"><p><strong>Example</strong>:</p></div>\r
+<div class="listingblock">\r
+<div class="content">\r
+<pre><tt># The ~/.Xresources should contain a line such as\r
+# *color0: #121212\r
+# and must be loaded properly, e.g., by using\r
+# xrdb ~/.Xresources\r
+# This value is picked up on by other applications (e.g., the URxvt terminal\r
+# emulator) and can be used in i3 like this:\r
+set_from_resource $black i3wm.color0 #000000</tt></pre>\r
+</div></div>\r