Redirect the robots.txt in a multiple Domain used server path

In Order to use multiple domains on the same server path one solution is, to modify the apache mod_rewrite module and the .htaccess. Add the following code to your .htaccess:

Block google to read your contact site – Meta Tag robots noindex

in Order to block crawlers of the search engines like google from reading and indexing sites of your wordpress installation you may use the slug. If you want to block the site www.yourdomain.com/impressum/ for example you put the following code into your header:

if you use your own robots.txt, your may add the following … Read more Block google to read your contact site – Meta Tag robots noindex

HowTo: Tune your wordpress – these .htaccess tricks speed up your website!

Google PageSpeed Insights told you, that your wordpress website is too slow? Need better performance? These .htaccess settings for your apache speed up your website! What you have to do is simply tune up your htaccess, inject gzip and discard ballast. Gzip and Deflate Compression shrink overweight pounds of the website, as well as serve … Read more HowTo: Tune your wordpress – these .htaccess tricks speed up your website!

Howto: Show and install php extensions on Ubuntu/Debian

You may review the available PHP extensions on your Debian/Ubuntu system by tipping in:

your output on a standard Ubuntu/Debian could looks like this:

To install new php modules on your Ubuntu/Debian, all you need to type in is:

If you need to check what is installed php-wise you can:

this … Read more Howto: Show and install php extensions on Ubuntu/Debian

DNS Update does not work – how to flush your windows/linux client

When transfering a Domain to a new Server or reconfiguring the IP of the Domain DNS entries of a Domain you are facing the problem, that you have to wait that the new DNS entry is being changed and spread on all DNS Servers. Some operating system will not “obey” the DNS standards and will … Read more DNS Update does not work – how to flush your windows/linux client

Tutorial / HowTo: Linux Version anzeigen – Die Befehle uname & cat /proc/version

Zum Anzeigen der Linux Kernel Version gibt es mehrere Möglichkeiten, entweder per uname, per cat /proc/version oder bei Ubuntu auch mit lsb_release -a. Linux Befehl uname xxxxxx:/srv/backup # uname -a Linux xxxxxx 2.6.27.19rootserver-20090306a #1 SMP Mon Mar 16 05:01:00 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux Linux Befehl cat /proc/version Auch weitere Informationen sind hier enthalten, … Read more Tutorial / HowTo: Linux Version anzeigen – Die Befehle uname & cat /proc/version

Create new MySQL database and new user

In Order to set up a new MySQL Database and a user on a linux server you need do the following steps. E.g. to install MySQL on a debian Linux, e.g. Etch 4.0, you first install  the MySQL demon package by using apt-get: Login as MySQL administrator with the command: The shell should prompt “mysql> … Read more Create new MySQL database and new user