... from
a file or database.
We’ll talk more about data frames in Chapter 5.
1.4.6 Classes
R is an object-oriented language. Objects are instances of classes. Classes are
a bit more abstract than the ... R
PROGRAMMING
A Tourof Statistical
Software Design
by Norman Matloff
San Francisco
www.it-ebooks.info
2 Jill 10
> d$ages
[1] 12 10
Typically, though, data frames are created by reading in a data set ... hist(z,breaks=12) would draw a histogram
of the data set
z with 12 bins. You can also create nicer labels, make use of
color, and make many other changes to create a more informative and eye-
appealing...
... such a class
is not quite the same as an interface. An interface class has no fields and no method implemen-
tations; an abstract base class may have these. Also, multiple interface classes may ...
by a class, whereas only one noninterface class may be inherited by a managed type.
We want to model radioactive decay. Since most atoms are not radioactive, we don’t want
to add radioactivity ... this example.
The previous sections demonstrated the declaration and use of managed aggregate types,
including ref classes, value classes, managed arrays, enum classes, and interface classes....
... on a totally separate
system.
The variants of the Microsoft Windows operating system cannot export the display of
an individual application to be viewed on a separate machine. If an application ... system, you can send to it the
display data of an X-enabled application’s user interface. Let’s assume you’re running an
X server on a laptop and the X application (i.e., client) that you want to ... This chapter explains some of
the basic settings and utilities for displaying X client applications that a shell script can
exploit.
The Display
X applications consist ofa client and a server....
... enlarge the view of artwork at any magnifi cation level from 3.13% to
6400%. Adobe Illustrator displays the percentage of the artwork’s actual size in the title
bar, next to the fi lename, and at ... Command+0 (Mac OS) our artwork is recentered in the viewing area.
2 To display artwork at actual size, choose View > Actual Size. The artwork is
displayed at 100%. (The actual size of your artwork ... graph
Bar graph
Pie graph
Radar graph
Scatter graph
Area graph
Line graph
Stacked bar graph
Auto trace
Knife
1 To select a tool, either click the tool in the toolbox or press the tool’s keyboard...
... phẩm flashcard blueup TOEFL iBT bao gồm 1500 từ vựng, chia thành 15 bộ khác
nhau thuộc bộ từ “TOEFL iBT Exam Vocabulary List” c a Michael Buckhoff.
B a TOEFL iBT 1
bạn đồng hành thú vị c a bạn ...
Bộ sản phẩm flashcard blueup IELTS bao gồm 1100 từ vựng, chia thành 11 bộ khác nhau
thuộc bộ từ “Cambridge Vocabulary for IELTS” c a Pauline Cullen.
B a IELTS 1
www.blueup.vn
B a TOEIC2
Giới ... liên lạc
43 Vĩnh Nam, Phường 11, Quận 8, Tp HCM
(+84) 66 60 68 65
talk@blueup.vn
Flashcard blueup – A bit of English on your journey!
Flashcard là phương pháp học từ vựng tiếng Anh rất hiệu quả....
... spelling. See
BACHELOR
.
bath or bathe? Use these exemplar sentences as a guide:
IhaveaBATH every morning (= I have
a wash in the bath).
I BATH thebabyeveryday(=washina
bath).
I have had a new BATH fitted.
We ... aq-)
acquiescence (not -ance)
acquire acquired, acquiring, acquisition
(not aq-)
acreage Note that there are three syllables here.
(not acrage)
across (not accross)
adapter or adaptor? Traditional usage would ... seen.
canoe canoed, canoeing, canoeist
See
ADDING ENDINGS (ii)
.
canon See
CANNON OR CANON?
.
can’t Contraction of CANNOT.
canvas or canvass? CANVAS is a rough cloth.
To CANVASS is to ask for...
...
Management:
Information access and
management is an area of great
activity, given the rise in
popularity of the Internet and the
explosion of data available to
users. It is the application area that
this ...
1993.
language matchmaker may be
implemented via a simple dispatching
agent that farms out requests to the
appropriate matchmaker. This approach
allows many matchmakers, each created
by researchers ...
Telnet.
Intelligent Software Agents in Practise
collaborative teams of people, and
manage their work products.
One of the most popular and most
heard -of examples of such an
application is the groupware
packet...
... ofa monolayer of inner
circular muscle, which makes its wall weak, as com-
pared to the small intestine that is formed of the inner
circular and outer longitudinal muscle layers. The
vasa ... invagination of diverticu-
lum has an advantage over diverticulectomy in that it
minimizes bowel leakage [15]. Moreover, invagina-
tion of diverticulum can be easily performed using
laparoscopy ... 1968;54(Suppl):778-80.
12. Lawson HH. Haemoperitoneum associated with a solitary
diverticulum of the sigmoid colon. S Afr Med J. 1961;35:715-6.
13. Matsagas MI, Fatouros M, Koulouras B, Giannoukas AD.
Incidence,...