O''''''''Reilly Network For Information About''''''''s Book part 5 ppsx
O''''Reilly Network For Information About''''s Book part 5 ppsx
...
people. No other platform has grown as fast
and as elephantine as Java. Other platforms
are as capable, but are 5% of the size. There's
an architectural reason for that. And, really, ... 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
2.3.1. ......
O''''Reilly Network For Information About''''s Book part 14 ppsx
... arrays, for example. Such structures dramatically ease
configuration and allow natural metaprogramming.
4 .5. 4. Strings
4 .5. Parting Shots
Of course, you could write a whole book about ... exceptions at Version
3.
4 .5. 3. Expressing Data
Programming and data go hand in hand. In most other languages, structured data
becomes a natural part of an application. Part of J...
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
... 1 def loop
2 for i in 1 5 do
3 puts i
4 callcc {|continuation| return continuation} if i= =2
5 end # cont.call returns here
6 return nil
7 end
8
9 puts "Before loop call" ... rest of the for loop, for i=3, 4, and 5.
You'll return nil. The call stack has 10 on it, so you'll return to line 10, and
assign cont to nil.
Execute lines 13 and 15....
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, ... types that the variant can
contain, it works perfectly.
my_first_variant=24;
my_first_variant=2 .52 ;
my_first_variant="Fabulous!";
my_first_variant=0;
After the f...
O''''Reilly Network For Information About''''s Book part 76 ppsx
...
}
int main() {
int i1=1,i2=2,i3=3,i4=4,i5 =5, i6=6,i7=7,i8=8,i9=9;
(boost::bind(&nine_arguments,_9,_2,_1,_6,_3,_8,_4, _5, _7))
(i1,i2,i3,i4,i5,i6,i7,i8,i9);
}
In this example, you create ... 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 r...
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
... use this to get a pointer to a method you
want to call directly. See Section 1. 15 for an example.
-( IMP )methodFor:( SEL ) sel
If the receiver handles the method specified by sel, this method ... 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
:...
O''''Reilly Network For Information About''''s Book part 117 ppsx
... and line 5.
Line 5. If your parent class may have an alternative way to forward the message,
pass the message using the super keyword.
1.11.2 NSObject Forwarding
In Cocoa, the -forward:: ... counting
These methods support reference counting or return information about an object's
allocation. See Section 1.12 for more information.
-(id)retain
Increments the receiver's...
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