Mixin Classes in Odoo 17 How to Extend Models Using Mixin Classes
Photography 101 digital photography to the rescue
1.
2.
If they don’t know what
you’re library is doing,
then you’re not telling
them!
Understanding your
community.
How do I currently reach
patrons?
How could I do a better
job?
Budget for PR!
3.
4.
Webcams/phone
cams
Point and shoot
Intermediate
Advanced
Consumer
Prosumer dSLR
Professional dSLR
5.
Wide-angle
zoom
Standard
Super zoom
Telephoto
zoom
Macro
Fisheye
6. What are pixels? The word "pixel"
means a picture element. Every
photograph, in digital form, is made
up of pixels. They are the smallest
unit of information that makes up a
picture. Usually round or square,
they are typically arranged in a 2-
dimensional grid.
7. Setting the Right
F-Stop for Your
Digital Photo
• Use an almost-wide-
open f-stop to
boost sharpness.
• Adjust
your depth of fieldb
y moving f-stops.
• Avoid too-small
f-stops.
8.
9.
10.
11.
12.
A prefix on film speed
ratings that stands for
International
Standards
Organization, the
group that
standardizes, among
other things, the
figures that define the
relative speed of films.
22.
Rule of Thirds
The rule of thirds is the
simplest rule of
composition. All you do
is take your frame and
overlay a grid of nine
equal sections. This
means you split the
vertical space into
three parts and the
horizontal space into
three parts.
23.
24.
25.
26.
Photographing your
subject straight-on
is sometimes the
right choice, but you
can create visual
impact by moving
the camera left,
right, above, and
below.