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Jinzd讨论 | 贡献2016年5月16日 (一) 09:33的版本 sudo

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ifconfig

ifconfig

Usage:

ifconfig [-a] [-v] [-s] <interface> [[<AF> ] <address>]
[add <address>[/<prefixlen>]]
[del <address>[/<prefixlen>]]
[[-]broadcast [<address>]] [[-]pointopoint [<address>]]
[netmask <address>] [dstaddr <address>] [tunnel <address>]

Java

Add deb resource path:

sudo add-apt-repository "deb http://archive.canonical.com/ubuntu maverick partner"

sudo apt-get update

sudo apt install sun-java8-jdk

# remove

sudo add-apt-repository -r "deb http://archive.canonical.com/ubuntu maverick partner"

PostgreSQL

For newest Ubuntu 16.04 postgresql is ready to install:

[email protected]:~S sudo apt install postgresql-9.5

Get postgresql ready to use, set password is the first step:

[email protected]:~S sudo -u postgres psql template1

template1=# \password postgres;

or

[email protected]:~S sudo -u postgres psql postgres

postgres=# \password postgres;

Create database:

[email protected]:~S sudo -u postgres created JUniverse

Create user:

[email protected]:~S sudo -u postgres createuser