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select n.nspname as enum_schema,  
       t.typname as enum_name,  
       e.enumlabel as enum_value
from pg_type t 
   join pg_enum e on t.oid = e.enumtypid  
   join pg_catalog.pg_namespace n ON n.oid = t.typnamespace

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-- PostgreSQL 9.1 and below:
SELECT pg_terminate_backend(pg_stat_activity.procpid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = 'TARGET_DB'
  AND procpid <> pg_backend_pid();

-- PostgreSQL 9.2 and above:
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_activity
WHERE pg_stat_activity.datname = 'TARGET_DB'

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Traceback (most recent call last):
  File "<string>", line 1, in <module>
ImportError: No module named virtualenvwrapper.hook_loader
virtualenvwrapper.sh: There was a problem running the initialization hooks.

If Python could not import the module virtualenvwrapper.hook_loader,
check that virtualenv has been installed for
VIRTUALENVWRAPPER_PYTHON=/usr/bin/python and that PATH is
set properly.

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import string
import random

def generate_tizen_app_id(self):
  """Generates a 10-character alphanumeric value used to identify 
  a Tizen application"""
  chars = string.ascii_letters + string.digits
  return ''.join(random.choice(chars) for x in range(10))

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AddHandler x-web-app-manifest+json .webapp
AddType application/x-web-app-manifest+json .webapp

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show variables like "max_connections";

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// Example assumes these variables have been initialized
// above, e.g. as method parameters, fields, or otherwise
int min, max;

// nextInt is normally exclusive of the top value,
// so add 1 to make it inclusive
Random rand = new Random();
int randomNum = rand.nextInt(max - min + 1) + min;

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<?xml version="1.0" encoding="UTF-8"?>

<Context antiJARLocking="true" path="/">

    <Resource
            name="jdbc/sample"
            auth="Container"
            driverClass="com.mysql.jdbc.Driver"
            jdbcUrl="jdbc:mysql://localhost:3306/yourdbname"
            user="your_user"

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export WORKON_HOME=$HOME/.virtualenvs
source /usr/local/bin/virtualenvwrapper.sh

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package com.playground.myapp.web;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;

import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;