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cleus in different orbits, like planets around a sun. The rightmost drawing repre
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sents this orbital model.
Figure 1-1 Models of the Atom
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1
... on all the objects are written to the Catalog at
once, as an atomic operation. The only problem with this programming model is that the Catalog presents a last-writer-wins
behavior the object ... configurations—either the installation succeeded
on all of them, or the changes were rolled back and the servers are left just as they were before you tried to install the
prod...
... see sev-
eral examples of the creating of messages and the dispatching of these messages
both by the object that created them and by other objects.
Figure 9-1 . The inheritance hierarchy for the ... messages of these applica-
tion-defined types, add data to these messages, and then pass the messages on to
other object or even other applications.
Message Handling
An application-d...
... wanna-bes. The
wanna-bes use the tools to commit the crime without really knowing how it works because they don’t have to. Rather than the criminal
rising to the skill set needed for the crime, the ... how they can protect your information. Let
them know how important they are in the process, and let them know the consequences of failing to enforce
your policies. Give th...
... parameters: the boundary-defining rectangle the
constructor always has, and a new entry_ref parameter that specifies the loca-
tion of the file to open. Rather than change the existing constructor, the
MyHelloWindow ... text view to the
read-in text, while a call to free() releases from memory the no-longer-needed
file data. With the window set up and the text view holding...
... of the cans, the sound can be heard through the other can. The can
you talk into is the transmitter, the can you listen from is the receiver, and the string is the medium.
How does it work? The ... would contact the operator at the central office and tell them the name of
the person they wanted to talk to. The operator would then connect the caller’s plug to...
... information:
- The IP address of the originating computer.
- The port number that the application used on the originating computer.
- The IP address of the destination computer.
- The port number of the ... the “Hello There” to the Application
Layer of the protocol stack. The Application Layer creates an empty packet and places the “Hello
There” i...
... error-handling model relied on either the language’s
unique way of detecting errors and locating handlers for them, or on the error-
handling mechanism that is provided by the operating system. The ... Function
In the preceding example, the program evaluates whether the integer that is
passed as an argument to GetString is a valid index for the stringSet array. If
the i...