Add URL for code comments to developer's FAQ:

http://www.ibm.com/developerworks/linux/library/l-clear-code/?ca=dgr-FClnxw01linuxcodetips

doc/FAQ_DEV

@@ -1,7 +1,7 @@
 
           Developer's Frequently Asked Questions (FAQ) for PostgreSQL
                                        
-   Last updated: Sat May 5 10:33:44 EDT 2007
+   Last updated: Thu May 31 20:28:04 EDT 2007
    
    Current maintainer: Bruce Momjian (bruce@momjian.us)
    
@@ -149,7 +149,7 @@ General Questions
        patches. If you need help checking the SQL standard, see 1.17.
     8. Provide an implementation overview, preferably in code comments.
        Following the surrounding code commenting style is usually a good
-       approach.
+       approach (also see this article).
     9. If it is a performance patch, please provide confirming test
        results to show the benefit of your patch. It is OK to post
        patches without this information, though the patch will not be

doc/src/FAQ/FAQ_DEV.html

@@ -13,7 +13,7 @@
     <H1>Developer's Frequently Asked Questions (FAQ) for
     PostgreSQL</H1>
 
-    <P>Last updated: Sat May  5 10:33:44 EDT 2007</P>
+    <P>Last updated: Thu May 31 20:28:04 EDT 2007</P>
 
     <P>Current maintainer: Bruce Momjian (<A href=
     "mailto:bruce@momjian.us">bruce@momjian.us</A>)<BR>
@@ -208,7 +208,8 @@
 
     <li>Provide an implementation overview, preferably in code comments.
     Following the surrounding code commenting style is usually a good
-    approach.</li>
+    approach (also see this <a
+    href="http://www.ibm.com/developerworks/linux/library/l-clear-code/?ca=dgr-FClnxw01linuxcodetips">article</a>).</li>
 
     <li>If it is a performance patch, please provide confirming test
     results to show the benefit of your patch. It is OK to post patches