understanding the j2ee connector architecture

... System • The hardware can be different for the primary and standby databases • The operating system and platform architecture for the primary and standby databases must be the same • The operating ... All rights reserved Practice 2-1: Architecture Review This practice covers the following topics: • Reviewing the Oracle Data Guard architecture • Reviewing the processes that Data Guard uses ... system releases for the primary and standby databases can be different • If all databases are on the same system, verify that the OS allows you to mount more than one database with the same name 2-3...

Ngày tải lên: 26/10/2013, 20:15

... you to choose whether your tabbed panels simply display their names, or if they include the panel’s icon as well If the icon helps you to quickly identify the panel then select the Show Tab Icons ... changes the outline of the object to the Highlight color When the object is deselected (or another object is selected), the Highlight color is removed You make all default color changes through the ... possible The Fireworks user interface is very flexible and customizable The more familiar you become with the layout of the program, the smoother your workflow will become When you’re looking at the...

Ngày tải lên: 27/08/2012, 14:31

... is percent (0/5) Router4# (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), (Ethernet0/1), Len Len Len Len ... rule is that the pinged device should also know how to send the reply back to the source of the ping Cisco − Understanding the Ping and Traceroute Commands The Traceroute Command The traceroute ... with the host The ping command first sends an echo request packet to an address, then waits for a reply The ping is Cisco − Understanding the Ping and Traceroute Commands successful only if: • the...

Ngày tải lên: 13/11/2012, 11:22

... The arrangement was good for all of them The time had ¢nally come to confess the The audience stared at the screen, truth fascinated by the action they were seeing He’s the boy who delivers the ... nouns can have the in front of them Compare the following proper nouns Those on the left use the; those on the right not a The United States Great Britain The Netherlands France b The Holy See ... noun Compare these nouns to *the very, *the walked, *the because.Very, walked, and because are not nouns While you can easily put the and very together (for example, the very tall boy), the very,...

Ngày tải lên: 17/08/2013, 10:39

... Fires when the state of the connection is changed InfoMessage SqlInfoMessageEventHandler Fires when the database returns a warning or information message You'll learn how to use some of these properties, ... void Opens a database connection with the property settings specified by the ConnectionString property You can use events to allow one object to notify another object that something has occurred ... application, an event occurs, or is fired Table 7.3 shows some of the SqlConnection events You'll learn how to use these events later in the "Using Connection Events" section Table 7.3: SqlConnection...

Ngày tải lên: 28/10/2013, 16:15

... the concept of two-way ranging In the case of the diagram at left, the submarine sends out a unique and recognizable sound (the “ping”) and measures the time it takes to reach something (in the ... the diagram, the sea floor) and bounce back up to the listener Essentially, the listener is listening for and timing the echo The listener knows how fast the sound travels through the water and ... measures the time that it takes for the signal to travel to the receiver Distance is then a simple matter of computing D = V x T, or deriving distance (D) by multiplying the time in transit (T) of the...

Ngày tải lên: 13/12/2013, 05:15

... by the U.S Space Command of the U.S Air Force Basically, the control segment maintains the integrity of both the satellites and the data that they transmit The space segment is composed of the ... Hawaii, another at the tiny Ascension Island off the West Coast of Africa (population 19), another at Diego Garcia off of the southern tip of India, and the fourth at Kwajalein, part of the Marshall ... technician, or others needing to learn the fundamentals of the GPS are included here At the end of the book, there is a list of suggested readings for those who are interested in gathering more...

Ngày tải lên: 13/12/2013, 05:15

... is the ability to display the current contents of the shopping cart Where should the contents of the shopping cart (the client's state) be held? If this information is held on the Web server, the ... technique is that the Web server has no guarantee; once the state information has been preserved, the client might submit another request that uses or removes the information If the Web server saved ... every time the request was submitted, even if it was the same code each time With the advent of the NET platform, Microsoft updated the Active Server Pages framework and created ASP.NET The main...

Ngày tải lên: 15/12/2013, 00:15

... know.) When you're programming, try not to lose the expression of the problem in a mass of low-level syntax; try to express the problem you are solving in the solution: class BankAccount { public ... design It fails to represent the functionality required when withdrawing money from and depositing money into an account (If you know of a bank that allows you to set the balance directly, please...

Ngày tải lên: 15/12/2013, 00:15

... of the decision tree in consultation mode at the distributed regional interfaces is therefore excluded, in the [initial version of the application] If, in the longer term, it emerges that there ... KMS The three systems described herein were deemed to be technical successes by the vendors and clients in that they performed the tasks that the developers programmed them to However, could they ... This, then, is the ‘knowledge’ that developers at IMS captured in their applications In order to highlight the limitations of these so-called knowledge-management systems and further assess their...

Ngày tải lên: 20/12/2013, 19:15

... of a UPC connector, it is reflected straight back at the source, increasing the return loss value However, when the same signal passes through the APC connector, the 8° angle causes the reflected ... by their blue color on the connector boot Both are available in SC (most common), LC®1, and FC style connectors The major physical difference between APCs and UPCs is the endface geometry The ... Choosing the right connector The choice between angle-polished connectors (APCs) and ultra-polished connectors (UPCs) can make a significant impact on how a particular network will perform There...

Ngày tải lên: 21/12/2013, 07:17

... computing the new position of the file pointer whence Specifies whether the new position should be computed by adding the offset value to the number (offset from the beginning of the file), the current ... up( ) The down( ) method decrements the value of the semaphore If the new value is less than 0, the method adds the running process to the semaphore list and then blocks (i.e., invokes the scheduler) ... starts the execution of some program via an exec( )-like system call, the kernel assigns to the process a virtual address space that comprises memory areas for: q q q q q q The The The The The The...

Ngày tải lên: 21/12/2013, 11:15

... with an understanding of each of the seven layers, including their functions and their relationships to each other This will provide you with an overview of the network process, which can then act ... Protocols, or rules, can their work in either hardware or software or, as with most protocol stacks, in a combination of the two The nature of these stacks is that the lower layers their work in hardware ... to operate together, no matter who created the protocols and what computer vendor supports them The main benefits of the OSI model include the following: • Helps users understand the big picture...

Ngày tải lên: 24/01/2014, 09:20

... removes nitrates from deep in the ground, converts the nitrate to organic nitrogen in plant tissues, then deposits the plant materials on the surface of the ground where the nitrogen can be mineralized ... tin buried in the sediments in the floodplain along the Chickahominy River downstream of Richmond (Hupp and others 1993) Analysis of the woody tissues of the trees reveal that these compounds ... nitrate-nitrogen in runoff from croplands by 48 percent (Snyder and others 1995) These studies and others support the hypothesis that the primary mechanism for nitrate removal by riparian forests is...

Ngày tải lên: 18/02/2014, 04:20

... between the free and the bound forms In the latter case, the line broadening caused by the dynamic process could be extremely large and unspecific, preventing the detection of most peaks On the contrary, ... respect to their positions in the native structure In the Eu3+ derivative, the difference maps contain five strong peaks (Fig 3B,C) Two of them are very 4204 similar to the M1 and M2 sites of the cobalt ... to the Eu3+ complex regards the perturbation of the hydrophobic core of the molecule, which is induced by ion binding at the M4 site Rearrangement of the Glu19 and Asp23 side chains influences the...

Ngày tải lên: 18/02/2014, 16:20

... example, there are two constraints implied in the query “alice in wonderland 2010 cast”: (1) the Title of the movie is “alice in wonderland”; and (2) the Year of the movie is “2010” Interestingly, the ... indicates whether the phrase in a hypothesized query segment co-occurs with a state label Here the set of phrase identities are extracted from the query segments in the training data Furthermore, ... IM:State flordia Other Other the, in, that the, in, that Table 3: Label sets and their respective query segment examples for the intent class Movie, Job and National Park 6.2 Metrics There are two...

Ngày tải lên: 20/02/2014, 04:20

... civilization The migrations, the conquests, the commercial, social, and religious changes among different peoples have all manifested themselves in the changes of their architecture, and it is the historian’s ... it With the fall of Rome and the rise of Constantinople these forms underwent in the East another transformation, called the Byzantine, in the development of Christian domical church architecture ... architecture In the North and West, meanwhile, under the growing institutions of the papacy and of the monastic orders and the emergence of a feudal civilization out of the chaos of the Dark Ages, the constant...

Ngày tải lên: 05/03/2014, 14:20

... longitudinal version of the SSEL to track the dynamics of small vs large businesses There are some challenges in the use of the SSEL for these types of analyses First, the quality of the analyses depends ... the depreciation rates of the assets in question In the case of IT, the measurement of depreciation rates has become much more difficult due to the rapid pace of the changes involved (e.g., the ... firm type There is little official data on the investments in and the capacity of the telecommunications networks that support the Internet There is also little information outside of the ASM about...

Ngày tải lên: 05/03/2014, 23:20

... disallowed behaviors to reduce the ambiguity — If the rules aren’t realistic, then they dilute the overall impression of enforcement — The IC should therefore adjust the rules to be realistic and ... knowledge about the workings of the IC, the types of document or information processing used by IC analysts, and the architecture of the IC’s underlying information networks The workshop was ... group will collect and organize knowledge about the ways insiders have attacked systems in the past and the ways they might attack them in the future The group will identify ways that insiders have...

Ngày tải lên: 06/03/2014, 16:20