teach yourself tcpip in 14 days

... For example, ic.rebind(“sams/book”,”Teach Yourself J2EE in 21 Days”); The code unbinds any existing object bound to that name and binds the new object in its place Using rebind() is a good design ... the binding of objects, you can skip it if your primary purpose for using JNDI is to obtain EJB and other references within a J2EE application Binding Objects Binding an object means adding a ... try { Context ic = new InitialContext(); ic.bind(JNDI,”Teach Yourself J2EE in 21 Days”); System.out.println(“Bound “+JNDI); } catch (NamingException ex) { System.err.println(ex); System.exit(1);

Ngày tải lên: 13/08/2014, 08:21

... local interface in addition to their remote face inter-• Specifying, implementing, configuring, and deploying BMP Entity beans • Configuring and deploying EJBs from the command line rather thanusing ... corresponds to findByPrimaryKey(String name)in the JobLocalHomeinterface • The ejbFindByCustomer(String customer)method in JobBeancorresponds to findbyCustomer(String customer)in the JobLocalHomeinterface ... The create(String ref, String customer)method in JobBeancorresponds to ejbCreate(String ref, String customer)in the JobLocalHomeinterface • The ejbFindByPrimaryKey(String name)method in JobBean

Ngày tải lên: 13/08/2014, 08:21

... +STATUS_NO_TRANSACTION:int +STATUS_PREPARING:int +STATUS_COMMITTING:int +STATUS_ROLLING_BACK:int manag-If your bean does need more fine-grained control over transactions, the bean must bedeployed using bean-managed ... +setTransactionTimeout(:int):void ! interface javax.transaction.Status +STATUS_ACTIVE:int +STATUS_MARKED_ROLLBACK:int +STATUS_PREPARED:int +STATUS_COMMITTED:int +STATUS_ROLLEDBACK:int +STATUS_UNKNOWN:int +STATUS_NO_TRANSACTION:int ... corresponding finder or selectmethod to be bound in more than once syn-• When comparing strings in EJB QL, the strings must be identical to be equal (This is different from SQL where trailing whitespace

Ngày tải lên: 13/08/2014, 08:21

... a message in the point-to-point domain? A Messages in the point-to-point domain are PERSISTENTby default and will bedelivered unless they have a timeout that has expired Point-to-point messages ... The container can pool instances • It does not have a local or remote interface • It is invoked asynchronously by the container • The bean lives entirely within a container; the container manages ... changed The added lines are shown inbold in the following code public void updateDetails (String name, String email, ➥ String locationName, String summary, String[] skillNames) { List skillList;

Ngày tải lên: 13/08/2014, 08:21

... showing JSP compilation error. Trang 29The information provided identifies the line in error in the JSP file and the correspondingline in error in the generated Java file If you cannot determine ... Page Directives info <%@ page info=”my first JSP Example” %> Defines text string that is placed in the Servlet.getServletInfo() method in the translated code L ISTING 13.4 Continued Trang 33import ... usual to define an error page containing debugging information duringdevelopment and replace this with a “user friendly” version on a live system The “ErrorPage Definition” section later in this

Ngày tải lên: 13/08/2014, 08:21

... of mapping principals onto roles is not defined in the EJB cation (at least not yet) There are no tags defined in the DD; instead, each J2EE serverdefines its own mechanism for mapping principals ... java.security.Principal getCallerPrincipal()returns an object defining theprincipal calling the method The Principalclass defines a getName()methodthat returns the name of the principal The getCallerPrincipal()method ... references used in the DDonto principals defined in the target authentication domain Configuring J2EE RI Declarative Web Security Web application roles are defined in deploytoolusing the Roles

Ngày tải lên: 13/08/2014, 08:21

... not allowing elements to be defined inside attribut-es, XSLT stylesheets let you insert the value of elements inside attributes by enclosingthe XPath name in braces, as shown in the following: <xsl:apply-templates ... style DD into the new style is shown inListing 17.15 The output from applying this stylesheet is shown in Listing 17.16 L ISTING 17.15 Full Text of session.xsl Trang 9L ISTING 17.16 Applying session.xsl ... to offer a coarse-grained, business-oriented interface inplace of the underlying entity bean’s fine-grained, data-oriented interface can fre-quently offset any reduction in performance because

Ngày tải lên: 13/08/2014, 08:21

... System.err.println(“Error : “ + fault.toString()); 69: } 70: 71: System.out.println(receipt); 72: } 73: } The main interest begins at line 51 where the LineItemBeanis instantiated Followingthis (line ... you have an interface (portType), you can define the protocols overwhich that interface can be accessed The binding element (lines 25–40) creates abinding, called HelloServerSoapBinding, between ... HelloServerPortTypeandSOAP Within this WSDL binding, a SOAP binding (soap:binding) is defined Because SOAP can work with a variety of underlying transports and it can work in an RPC-centric or document-centric

Ngày tải lên: 13/08/2014, 08:21

... Interface. Local Interface A local interface is a business- or data-access interface defined by an EJB that is intended to be used by clients running in the same server Using a local inter- face reduces ... 511 bin directory, adding to search path, 30 bind() method, 91, 853 binding objects, 90-91 bind() method, 91example, 91name persistence, 92potential problems, 91-92 Trang 39rebinding, 92unbinding, ... than having to download all e- mails in one go See also POP. Trang 19Initial Context A JNDI initial context is the starting point for JNDI interaction J2EE components will obtain an initial context

Ngày tải lên: 13/08/2014, 08:21

... book is intended for beginning through intermediate users and covers all the protocols involved in TCP/IP Each protocol is examined in a fair level of detail to show how it works and how it interacts ... Network: DOS and Windows Clients 11 Domain Name Service 12 Network File System and Network Information Service 13 Managing and Troubleshooting TCP/IP 14 The Socket Programming Interface Appendix ... Second Edition The second edition of Teach Yourself TCP/IP in 14 Days expands on the very popular first edition, bringing the information up-to-date and adding new topics to complete the coverage

Ngày tải lên: 13/08/2014, 12:21

... each machine, as described in the OSI seven-layer model Instead, they are a method of seeing how the internetwork, network, TCP/IP, and the individual machines work together Independent machines ... coordinates several task forces, including the Internet Engineering Task Force (IETF) and Internet Research Task Force (IRTF) In a nutshell, the IRTF is concerned with ongoing research, whereas the ... simplifying the architecture a little, the process is shown in Figure 2.6 The layers in the sending and receiving machines are the OSI layers, with the equivalent Internet architecture layers indicated

Ngày tải lên: 13/08/2014, 12:21

... Multiplexing was explained in some detail on Day 1 It refers to combining several connections into one Three machines could each establish source ports to one machine using only one receiving port ... sending machine's port) Figure 4.2 Setting up a virtual circuit with socket numbers The sending and receiving machines maintain a port table, which lists all active port numbers The two machines ... 1handling the termination of an application above it that was expecting incoming datagrams, as well as failures in the lower layers TCP also must maintain a state table of all data streams in and

Ngày tải lên: 13/08/2014, 12:21

... by the sending machine The Link State Type identifies the type of link advertisement, using one of the values shown in Table 5.12 The value in the Link State Type field further defines the format ... to remote machines using a character-based interface Figure 6.3 Using Telnet from a Windows for Workgroups machine If the calling and receiving workstations use a graphical user interface (GUI) ... the Link State Type field and can contain IP addresses for networks or router IDs The Advertising Router field identifies the originating router The Link State Sequence Number is an incrementing

Ngày tải lên: 13/08/2014, 12:21

... administrator A loopback driver acts as a virtual circuit, enabling outgoing information to be immediately rerouted back to an input This enables testing of the machine's circuits by eliminating ... connections lingered 0 linger timers expired 0 linger timers cancelled 0 linger timers aborted by signal 125 input packets delivered 0 system errors during input 268 packets sent The ping ... non-networked Windows and similar operating system machines, a loopback driver is always installed with a TCP/IP suite By using a loopback driver, an administrator can be sure that the local machine is

Ngày tải lên: 13/08/2014, 12:21

... process inetd (Internet daemon) as the master server for all network processes that are to be activated (usually contained in a single file called inetd.conf.) Hardware configuration requires linking ... kernel to obtain network information, as well maintaining important tables that are usually kept in the subdirectory /proc/net, which is created by the network installation routine If the /proc ... usually made in the /etc/hosts file You should verify that your machine name appears in that file The next step in configuring TCP/IP on your Linux machine is to make the network interface accessible

Ngày tải lên: 13/08/2014, 12:21

... for the variables in the PROTOCOL.INI file can be a harrowing experience If Windows for Workgroups is installed and running, the Windows PROTOCOL.INI file is a good source of information and can ... editing the SYSTEM.INI file, as noted earlier The SYSTEM.INI file should contain the following lines: The last line in the [386Enh] section might have to be added manually The version number in ... file for the DOS machine should have these lines in it DEVICE=C:\WINDOWS\PROTMAN.DOS /I:\C:\WINDOWS DEVICE=C:\WINDOWS\EXP16.DOS DEVICE=C:\PCTCP\DIS_PKT.GUP if it is using the Windows for Workgroups

Ngày tải lên: 13/08/2014, 12:21

... SELECT into your system, you might get the following response: INPUT: SQL> SELECT; OUTPUT: SELECT * ERROR at line 1: ORA-00936: missing expression The asterisk under the offending line indicates ... powerful calculations in a SELECT statement. Modulo (%) The modulo operator returns the integer remainder of the division operation. Using the table REMAINS, type the following: INPUT: SQL> SELECT ... Molding the Data You Retrieve Day 5 Clauses in SQL Day 6 Joining Tables Day 7 Subqueries: The Embedded SELECT Statement Week 1 in Review Week 2 at a Glance Day 8 Manipulating Data Day 9 Creating...

Ngày tải lên: 06/08/2013, 17:39

... application into a common format, often called Teach Yourself TCP/IP in 14 Days, Second Edition The second edition of Teach Yourself TCP/IP in 14 Days expands on the very popular first edition, bringing ... Recombining is the reverse of splitting, so that several connections are combined into a single one for the layer above. Multiplexing and splitting (and their reverses, demultiplexing and recombining) ... demultiplexing and recombining) are different in the manner in which the lines are split. With multiplexing, several connections combine into one in the layer below. With splitting, however, one connection...

Ngày tải lên: 09/11/2013, 02:15

... 1 Interpretation of the printing code: the rightmost double-digit number is the year of the book’s printing; the rightmost single-digit, the number of the book’s printing. For example, a printing ... Hour 379 Task 18.1: Find Local Printers with printers 380 Task 18.2: Printing Files with lpr or lp 384 Task 18.3: Formatting Print Jobs with pr 387 Task 18.4: Working with the Print Queue 391 xiContents 34 Hour ... assumed for damages resulting from the use of the information contained herein. For information, address Sams Publishing, 201 W. 103rd St., Indianapolis, IN 46290. International Standard Book...

Ngày tải lên: 05/11/2013, 15:15

... Introduction to Cascading Style Sheets 7 Hour 1 Understanding Cascading Style Sheets 9 What Are Cascading Style Sheets? 10 Defining Style Sheets 10 Defining Cascading 10 The Origin of Cascading Style Sheets ... design, and he teaches online courses in Web accessibility. In addition to writing, speaking at conferences, and teaching online courses, Kynn is the cofounder of Idyll Mountain Internet (http://www.idyllmtn.com/), a ... the print Medium 361 Browsers and Printing 361 Measurements for Printing 361 Defining the Page with @page 362 Setting Page Breaks 364 Designing CSS for Print 366 Summary 367 Browser Support...

Ngày tải lên: 21/01/2014, 16:20