When I was installing my zabbix server (version 2.2 branch) from RPM package, I encountered the following error when I was trying to enable the service.
I have a business need. I need to send automatically generated email from a specific business address to my customers. Postfix does not help you to save it to “Sent” mailbox. Although I have mail logs telling me that emails have been sent to the correct email addresses but I really don’t know what is …
I have done some searching on the internet and found little about this specific topic, hence this post.
Ranged port forwarding has its uses. I want to port forward port number 1025 to 50000 from Machine A to Machine B’s 1025 to 50000. Here is how I did it with iptables.
One of my servers back in China has a really sloooow connection to some of the famous DNS servers, like Google’s or OpenDNS. I happen to come across a performance issue related to DNS issue when I was logging into that server.
This is a note from learning Python’s email and smtplib modules. Most of emails nowadays consists of 3 parts: plain text content, HTML content and attachments. Python’s smtplib library indeed saved us a lot of work.
Recently when I did a dnf update I saw broken package for sqlite on my Fedora 23. Then I attempt to re-install that by removing it. rpm -e –nodeps sqlite Then shit hit the fan.
When I was following this tutorial to setup GnuPG for mutt account profiles on my personal laptop, I hit gpg-agent is not available in this session error when I was trying to decrypt my profile. Also, I have to type my password for every time when I try decryption. This is annoying.
This is the follow-up article for “Merging Chef JSONs into 1 template“. We are now able to merge environments and role files into 1 master template to manage, how are we gonna extract an environment or a role out of that template.