Django Cheat

Settings postgres config DATABASES = { 'default': { 'ENGINE': 'django.db.backends.postgresql', 'NAME': 'mydatabase', 'USER': 'mydatabaseuser', 'PASSWORD': 'mypassword', 'HOST': '127.0.0.1', 'PORT': '5432', } }load and pass environment varuables set -o allexport; source .env.dev; set +o allexport; ./manage.py runserveMigrate data from sqlite to postgres ./manage.py dumpdata --exclude auth.permission --exclude contenttypes > /tmp/dump.json ./manage.py …

netmask cheatsheet

bit 8 7 6 5 4 3 2 1 value 128 64 32 16 8 4 2 u /mask /24 /25 /26 /27 /28 /29 /30 /31 /32 hosts 254 126 62 30 14 6 2 mask 128 192 224 240 248 252 254 255

create a new mysql db & user and grant privs

mysql> create database wombat; Query OK, 1 row affected (0.00 sec) mysql> grant all privileges on wombat.* to wombat@localhost identified by 'wombat'; Query OK, 0 rows affected (0.00 sec) mysql> flush privileges; Query OK, 0 rows affected (0.00 sec)