Knowledge base for Windows Webmasters, Administrators and Web hosting compagnies, with a special attention to WAMP (Windows Apache MySQL PHP). Most articles/tips are currently in use on web hosting servers. This is an open site, please participate or even join us.
New:
eAccelerator 0961 for PHP 5.3.3
eAccelerator 0961 for PHP 5.2.14
eAccelerator 0.9.5.1 for PHP 4.4.9

eAccelerator binaries for PHP 5.x (windows builds)

For the Windows eAccelerator for php 5.3+ visit our new page at:eAccelerator binaries for PHP 5.3+.

Updated: eAccelerator download using latest code (0.9.5.3 with PHP 5.2.9).

Please find following the compiled binaries of eAccelerator for Windows using Microsoft VC++ 6. For PHP 4 versions: eAccelerator binaries for PHP 4.x.
If you need a version not offered here, let us know (post comment).

Download method: Private - files are transferred by Drupal

The option is located under "Administer Menus-->Settings-->File system settings".

When we enable that choice under "File system settings" options. Drupal does take control of the image links.

Setting up PHP as Fast CGI (FCGI) under Apache

1) Download the Apache mod_fcgi module: http://fastcgi.coremail.cn/

2) Configuration in your Apache httpd.conf:
a) LoadModule fcgid_module modules/mod_fcgid.so

b.1) <Directory "C:/Apache2/htdocs/php/">
    SetHandler fcgid-script
    Options execCGI

Windows 2003 XP search file content does not work...

Solution:
Most administrators have been doing this for years on Windows 2000. The "search content" behavior changed in 2003 (XP is similar). Basically Microsoft added options be enabling specialized filters to perform the search. For example the HTML filter skips the comments.
To add the plain text filter to files with the .php extension add the following to the registry:

APC binaries for PHP 5.x (windows builds)

Updated: APC download using latest code (3.0.12p2).

eAccelerator binaries for PHP 5.3+ (windows builds) Part 2

For the Windows eAccelerator for php 5.x (pre PHP 5.3) visit :eAccelerator binaries for PHP 5.x (pre 5.3).

eAccelerator download using latest code (0.9.6.1 with PHP 5.3.3).

Windows DNS Server: logs location + detecting "lame" domains

Changing the logs location:
The default location for DNS logs is: %systemroot%\system32\dns\dns.log

To change that locaton modify/create the registry key:
HKLM\System\CurrentControlSet\Services\DNS\Parameters\LogFilePath.

It appears you need to restart the DNS service to have the change take effect.
Note/Bug: The DNS "Logging" tab will still say "%systemroot%\system32\dns\dns.log".

Detecting domains that resolve to your server but your server does have an entry for it anymore:
In the DNS "Logging" tab select the options (might be able to trim this list down):