O''''''''Reilly Network For Information About''''''''s Book part 118 ppsx
O''''Reilly Network For Information About''''s Book part 118 ppsx
... lets your -forwardInvocation: method detect that the
delegate won't handle it, and instead ignore it.
Next you override -forwardInvocation: to redirect the call:
1 -(void )forwardInvocation:(NSInvocation*)inv ... selector]])
4 [inv invokeWithTarget:myDelegate ];
5 else
6 [super forwardInvocation:inv ];
7 }
Line 1. The parameter contains information about the method call: the se...
O''''Reilly Network For Information About''''s Book part 5 ppsx
... it seemed like a really good
idea. Mostly, for what Java was designed for,
they got it right. Of course, it's a strongly
typed language, which for some purposes is
great, and other purposes ... a
void. Figure 2-3
shows the many ingredients that come together to form the perfect
storm.
Figure 2-3. Many forces formed the combined ingredients that led to a perfect
storm
2.3...
O''''Reilly Network For Information About''''s Book part 14 ppsx
... explicitly, he probably won't deal with it at
all. For me, and for many of my customers, checked exceptions tend to hurt more
than they help, for many reasons:
The exception syntax is incredibly ... natural part of an application. Part of Java's over-reliance on XML
comes from its limited ability to express structured data. In Ruby, I can quickly
declare a hash map...
O''''Reilly Network For Information About''''s Book part 22 ppsx
... prompt you for each dependency.
Answer "Y," or answer "a" once for all dependencies:
Attempting remote installation of 'rails'
Updating Gem source index for: http://gems.rubyforge.org ...
gem install rails -v 0.12.1
Ruby will start the installation process. It goes up to RubyForge (rubyforge.org)
and pulls down an index including the appropriate ver...
O''''Reilly Network For Information About''''s Book part 25 ppsx
... want to
break logical control structures, as in implementing a break for our for loop, or
processing exceptions. For the most part, though, you want to think "suspend and
resume." Continuations ... before it was called Java, and was the author of one of
the first advanced Java books. Glenn has 19 years of software
development experience, encompassing a wide variety of la...
O''''Reilly Network For Information About''''s Book part 42 ppsx
... generic versions in other namespaces. For example, if a namespace needs a
special version for all of its types, specializations or overloads must be provided
for each and every type. Otherwise, ... (third-party classes employing their own
version of a reference-counter, for example). Or there may be different
requirements for deallocating, such as calling another function rather...
O''''Reilly Network For Information About''''s Book part 69 ppsx
... reported
before the final, "My work here is done!" The reason is that as it stands, print
doesn't output the value for any types other than those it was originally designed
for (std::string, ... signature of a variant, we would risk proliferation
of overloads to accommodate the same functionality for different types of variants.
The next section discusses the concept...
O''''Reilly Network For Information About''''s Book part 76 ppsx
... algorithm from the
Standard Library that exists for exactly this purpose, for_ each. To use
for_ each to replace the loop, we need to use an adaptor for calling the member
function report on the ... takes a while for the eye to get used to, but it's useful. You'll see that
there are overloads for both free functions and class member functions. Also, there
are overloads...
O''''Reilly Network For Information About''''s Book part 90 ppsx
... functions is to supply separate template type
arguments for the return type and the argument types for the function call. Also,
there's a suffix for the name of the function class, which is an ... alternative form. If you
need to write your code with maximum portability, you
might also choose to use the alternative form. Let's take a look at the most
[
The most interest...
O''''Reilly Network For Information About''''s Book part 114 ppsx
... otherwise NO.
-(id )perform:(SEL )sel
with:(id )obj1
with:(id )obj2
The same as -perform: but also provides two arguments to the method
being called.
-(retval_t)performv:(SEL )sel
:(arglist_t)args ... -doesNotRecognize. Override as described in Section 1.11 to
implement message forwarding. The parameter types are the same as for -
performv::.
1.10.3.7 Posing
The following metho...
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- porphyry s epistle to anebo in which he asks for information about the differences among demons
- ask for information about cities
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