Select Biggest MySQL tables

Change slug for an already registered post type

Unfortuantely it doesn’t work with the default post types like post/page

ERROR: can not find RHNS CA file


Debug PHP spam mails

Apache reverse SSL proxy

In http conf you can use: ServerName SSLEngine On SSLCertificateFile cert.crt SSLCertificateKeyFile key.key SSLCACertificateFile bundle.cabundle ProxyPass / http://where_to_redirect/ flushpackets=on ProxyPassReverse / http://where_to_redirect/

Avoid brute force for wordpress

Not only it poses a security risk by hackers/bots trying to break into your wordpress install but also for a system admin it’s a nightmare because it may increase the server load. A solution would be to install a wordpress … Continue reading

http/2 apache centos7

1. Using epel test repository you can install nghttp2 and libnghttp2-devel libraries. 2. then get and compile openssl using

3. create symlinks in


4. because for now cpanel doesn’t allow mod_http2 and ignores it in easyapache, … Continue reading

Linux – create a new partition command line

My situation: there was RAID setup between 3 physical hard disks, however one of them was considerable bigger – about a couple of TBytes. I needed the additional space for other purposes so I needed to create a new partition … Continue reading

Import public certificate and private key to Windows

We have our private key file named private.key and server certificate received from your certificate authority named here ServerCertificate.cer Step 1: for windows we need to generate the pfx file so with openSSL:

Step 2: open the new file … Continue reading

SSL Certificates

Since today we start selling SSL certificates. As you may know, starting aug 2014, google announced that if your website is served through a valid https connection will have a boost in search rankings. The reason is to make a … Continue reading