Dedetok: My Experience Notes

My Experience Notes These pages contain my experiences using technology. All of the works are working properly at the time when they wrote. You may use them for any purposes.

Monday, January 30, 2017

Debian Jessie: Upgrade PostgreSQL 9.4 to 9.6

Shutdown all service that may access PostgreSQL, e.q. odoo. Install PostgreSQL 9.6 from backport using: # apt-get -t jessie-backports ...

Monday, January 23, 2017

Centos ConfigServer Security & Firewall

Download latest CSF & LFD from https://download.configserver.com/csf.tgz, extract it and install it: # wget https://download.configs...

Tuesday, November 15, 2016

Fail2ban: save your log into mysql and show it

Required: fail2ban 0.9 mysql web server with php (apache with php and mysql library) Create user and its database in mysql. Give all ...

Running java class from CLI in Debian

Prerequisite: To set Java Environment for all users, add/edit /etc/environment: JAVA_HOME="/usr/lib/jvm/java-8-openjdk-amd64"...

Tuesday, November 1, 2016

JDK 8: executing command from java

To execute system/external command we need to use Process class. There are 2 ways to get this instance: Using static method Runtime.getR...

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