Scala By Example pptx
Scala By Example pptx
... loop) → first(1, loop) → Scala uses call -by- value by default, but it switches to call -by- name evaluation if the parameter type is preceded by =>. Example 4.2.2 scala& gt; def constOne(x: Int, ... aliases of Scala classes in module Predef: type boolean = scala. Boolean type int = scala. Int type long = scala. Long For efficiency, the compiler usually represents values of...
Ngày tải lên: 07/08/2014, 06:23
JavaFX 2.0: Introduction by Example pptx
... book says it all: JavaFX 2.0 Introduction by Example. In this book, you will be learning the new JavaFX 2.0 capabilities by following practical recipe examples. These recipes will, in turn, provide ... provided by JavaFX 2.0 API are the reuse of existing Java libraries and the bridging of communication between other languages that run on the JVM (Visage, Jython, Groovy, JRuby, and...
Ngày tải lên: 08/03/2014, 10:20
Probability and Statistics by Example pptx
... left to chance. We will be glad if this book helps to change this situation by alleviating pre-examination nerves and by stripping Tripos examinations of some of their mystery, at least in respect ... = p q ln 1 p (ii) By symmetry, at least one 5 at the last throw = at least one 5 and no 6 at the last throw no 6 at the last throw = 9 25 Next, Y =Y 1 +Y 2 , where Y i is t...
Ngày tải lên: 28/03/2014, 10:20
Pharo by Example pptx
... everything happens by sending messages. Nevertheless, at certain points we hit rock bottom. Certain objects can only get work done by invoking virtual machine primitives. For example, the following ... http://PharoByExample.org image. obvious how to proceed! You might notice a menu bar, but Pharo mainly makes use of context-dependent pop-up menus. Start Pharo. You can dismiss any open wo...
Ngày tải lên: 29/03/2014, 07:20
Tài liệu XML by Example- P6 pptx
... noting. • error() signals errors as defined by the XML specification. • fatalError() signals fatal errors, as defined by the XML specification. SAXException Most methods defined by the SAX standard can throw ... or gravity of errors: • warning() signals problems that are not errors as defined by the XML specification. For example, some parsers issue a warning when there is no XML dec...
Ngày tải lên: 14/12/2013, 18:15
Tài liệu PHP and MySQL by Example- P4 pptx
... PHP provides the strlen() function. See Example 6.10. Format int strlen ( string string ) % Example: $length = strlen("Hello, world\n"); Example 6.10. <html><head><title>Finding ... tokens. Tokens are created by choosing a character(s) that will be used as a string delimiter. Most tokens are words delimited by spaces, as in any typical sentence. F...
Ngày tải lên: 24/12/2013, 03:17
Tài liệu XML by Example- P11 pptx
... 261 maintaining, 247-260 recording elements, 264 transition values, 262-265 updating, 264 trees, 263 scalability, 358 schemas, 105 scientific applications, 7 scoping namespaces, 118 screens, 168, 376 scripting ... establishing links in XML documents. XML—eXtensible Markup Language, a new markup language published by the W3C to address the limitations of HTML. XML-Data—A proposed replacemen...
Ngày tải lên: 24/12/2013, 04:17
Tài liệu Oracle PL/SQL by Example- P2 pptx
... results are true: . All work done by the transaction becomes permanent. . Other users can see changes in data made by the transaction. . Any locks acquired by the transaction are released. A ... case-sensitive. Next, consider an example of illegal identifiers: FOR EXAMPLE X+Y 1st_year student ID Identifier X+Y is illegal because it contains a + sign.This sign is reserved by PL/SQL...
Ngày tải lên: 21/01/2014, 08:20
Tài liệu Oracle PL/SQL by Example- P6 pptx
... it works with the value returned by SQLCODE. However, you can provide the error number yourself if such a need arises. Consider the follow- ing example: FOR EXAMPLE BEGIN DBMS_OUTPUT.PUT_LINE ... populates the STUDENT_ID, CREATED_DATE, MODIFIED_DATE, CREATED _BY, and MODIFIED _BY columns. Column STUDENT_ID is populated with the number generated by the STUDENT_ID_SEQ sequence, and col...
Ngày tải lên: 21/01/2014, 08:20
Tài liệu Oracle PL/SQL by Example- P8 pptx
... the preceding example (changes are shown in bold). The cursor- based record variable is declared before the cursor. As a result, when run, this example causes a syntax error. FOR EXAMPLE DECLARE student_rec ... an initialization assignment Next, consider the correct version of the preceding example and its output: FOR EXAMPLE DECLARE TYPE sample_type IS RECORD (field1 NUMBER(3), in...
Ngày tải lên: 21/01/2014, 08:20