Centos Python Installation Guide with no Pain

Install Python on Centos 7 with make altinstall and without pain. Read more…

PostgreSQL first run

This is the most common issue for PostgreSQL first run in Linux env: configure the server to allow TCP/IP connections postgresql server it can produce PostgeSQL cannot connect to database host Here I’ll show how to fix it before you struggle with firewall and ports: I’ve found ot here: 17.3. Starting the Database Server and How Do I Enable remote access to PostgreSQL database server? My situation:

add the string:

with my range and next config:

add the string:

After that restart the service:

also you can use an old ‘service postgresql restart’

And here it is:

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