Instruct Search Engines to come back to site after you finish working on it

Nifty SEO tip to get Search Engine Bots to check your site every hour until you finish working on it and tell them you are finished.

SEO

Serve External Javascript Files locally for Increased Speed

One way I speed up AskApache.com is by downloading external third-party javascript files to host on my own server instead of externally. In addition to the obvious speed boost, this lets you configure the caching and compression settings for the files.

Javascript

Apache 2.4 and PHP-FPM

Hosting, Htaccess, Linux, PHP Htaccess php-fpm

PHP5 Custom Install Shell Script Example

Today I successfully learned how to compile and run multiple custom php installations for a DreamHost account, and to get it working I came upon a simple shell script that I made a couple changes to.

Shell Scripting

ListOfErrors

Apache, Hosting 2.4 Apache Error

HTTP Status Codes and Htaccess ErrorDocuments

There are a total of 57 HTTP Status Codes recognized by the Apache Web Server. Wouldn't you like to see what all those headers and their output, ErrorDocuments look like?

Htaccess 403 404 500 503 Htaccess mod_rewrite PHP RewriteCond RewriteRule

Speed Up Google Analytics, use local ga.js

Host Google Analytics ga.js file locally for increased speed! Makes web pages load faster.

Google

Speed Up Google Analytics with urchin.js

Google

Bash alternative to Reflector for Ranking Mirrors

A pure bash alternative to the python reflector, using curl, xargs, and sort for ranking Arch Linux mirrors.

Nice and simple. Short and sweet.

Shell Scripting ArchLinux awk bash cURL Python reflector sed shell-script

Libcurl Error Codes

Hacking, Net, PHP cURL Error PHP

Security with Apache htaccess Tutorial

Apache Security tips and tricks for securing Apache Web Servers using htaccess, httpd.conf, and other built-in techniques to thwart attackers. This really should be required reading for any Apache admin or user because these little tricks are so easy to do.

Htaccess

Securing php.ini and php.cgi with .htaccess

If you have a php.cgi or php.ini file in your /cgi-bin/ directory or other pub directory, try requesting them from your web browser. If your php.ini shows up or worse you are able to execute your php cgi, you'll need to secure it ASAP. This shows several ways to secure these files, and other interpreters like perl, fastCGI, bash, csh, etc.

Htaccess Apache HTTP Server CGI Common Gateway Interface Htaccess HTTP 403 interpreter PHP php interpreter php.ini security SuEXEC

htaccess Tricks for Webmasters

Some of my favorite htaccess examples from some of my favorite .htaccess tutorials. These cut-and-paste ready htaccess code snippets are very useful for website and server administrators.

Htaccess

Dealing with Mobile Visitors using Bad Browsers

Htaccess mobile devices mobile proxy server Mobile web analytics

View all MySQL Variables for Pasting into my.cnf

This is really useful for me because I work with dozens of different database servers. The first thing I do is run this command and paste it into the servers /etc/my.cnf file. That way I will always know the original value and it just makes life much easier.

$ mysql -NBe 'SHOW VARIABLES' |sed 's,\t,^=,'|column -ts^|tr "\n" '@'|eval $(echo "sed '" "s,@\("{a..z}"\),\n\n\1,;" "'")|tr '@' "\n"|sed 's,^,# ,g'

MySQL /etc/my.cnf bash column eval MySQL MySQL Variables Command sed tr

HTTP Status Codes

This is a big update from the last time I looked into this, when I enumerated 57 Status Codes that Apache 2.x was capable of handling. This list contains 83 Status Codes recognized by Apache. I compiled the latest 2.4.4 Apache in order to view the actual codes sent by a live server.. very cool. You can read about the newest HTTP Status Codes in RFC 6585.

Net Apache cURL ErrorDocument Htaccess HTTP HTTP Headers Redirect Status Code

Speed Up Sites with htaccess Caching

Htaccess Cache Cache-Control ETag Expires Header Headers Htaccess mod_expires mod_headers

DNS Tracer