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Silviu Dicu
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Python pip install from git with specific revision
There are times when you want to try a specific revision of a package that is under a specific git revision. The general syntax is pip install -e git://github.com/{ username }/{ reponame }.git@{ tag name }#egg={ desired egg name } An this is how to install ...
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CentOS 7 Postfix relay (gmail)
How to send emails trough a smart relay that uses SASL and TLS I used: CentOS Linux release 7.3.1611 postfix-2.10.1-6.el7.x86_64 The rpm comes from CentOS yum Base. The setup File: /etc/postfix/main.cf This is the main configuration for postfix in regards t...
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Zabbix server under Selinux (Centos 7)
Zabbix server under Selinux (CentOS 7) When running zabbix server under Selinux out of the box when you
start systemctl start zabbix-server you will get an error like
this into /var/log/zabbix/zabbix_server.log using configuration file: /etc/zabbix/...
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MongoDB shell - query collections with special characters
From time to time I found in MongoDB collections that have characters that get interpreted by the mongo shell in
a different way and you can't use it as is. Some example: If your collection name is Items:SubItems and you try to query as you would normally d...
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Password recovery on Zabbix server UI
In case you need it ... Obtain access to the database for read/write (for mysql this is what you need) update zabbix.users set passwd=md5('mynewpassword') where alias='Admin';
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Netcat HTTP server
Netcat is a very versatile program used for network communications - the place to find it is . Often I need to test different programs with a dummy HTTP server, so using netcat for this is very easy. Lt's say you want to respond with HTTP code 200 ... this ...
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Backups with Duplicity and Dropbox
Dropbox is a very popular service for file storage, the way the service works will synchronize by default all your files across your devices. This is important to know since you will be backing up data into Dropbox and you don't want to download the backups...
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