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How do I get the first n characters of a string without checking the size or going out of bounds?
... class of question on SO that sometimes make less than perfect sense, this one is perilously close :-)
Perhaps you could explain your aversion to using one of the two methods you ruled out.
If it's just because you don't want to pepper your code with if statements or exception catching code, one s...
Why do we need tuples in Python (or any immutable data type)?
I've read several python tutorials (Dive Into Python, for one), and the language reference on Python.org - I don't see why the language needs tuples.
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What's the difference between CSS classes .foo.bar (without space) and .foo .bar (with space) [dupli
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I think you got a slight misunderstanding what the first one means.
.element .symbol {}
Means that those CSS settings are applied to any HTML element with the class .symbol that is inside an element with the class .element.
<div class="element">
<div class="symbol"...
Undefined symbols for architecture armv7
...om your libraries vendor to include in the project you need to include the one for the simulator (i386) and the one for the device (armv7 for example).
Optionally, you could create a fat static library that contains both architectures.
Original Answer:
You have not linked against the correct...
What is the difference between Strategy pattern and Dependency Injection?
...ble to swap parts of the implementation. An interface used in DI with only one implementation is very common. A "Strategy" with only one concrete implementation (ever) is not a real problem but is probably closer to DI.
shar...
Python naming conventions for modules
... python project I'm working on, we have lots of modules defining basically one important class. Classes are named beginning with a capital letter. The modules are named like the class in lowercase. This leads to imports like the following:
from nib import Nib
from foo import Foo
from spam.eggs impo...
How do I uniquely identify computers visiting my web site?
...rmation that they will transmit to websites upon request. We
implemented one possible fingerprinting algorithm, and collected these
fingerprints from a large sample of browsers that visited our test side,
panopticlick.eff.org. We observe that the distribution of our finger-
print contains ...
Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...he spring-servlet.xml (or whatever else you call it) defines the beans for one servlet's app context. There can be many of these in a webapp, one per Spring servlet (e.g. spring1-servlet.xml for servlet spring1, spring2-servlet.xml for servlet spring2).
Beans in spring-servlet.xml can reference be...
Explain the encapsulated anonymous function syntax
...ndatory.
When you surround it with parentheses it is evaluated as a FunctionExpression, and function expressions can be named or not.
The grammar of a FunctionDeclaration looks like this:
function Identifier ( FormalParameterListopt ) { FunctionBody }
And FunctionExpressions:
function Identifi...
What is the difference between Type and Class?
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}
max function requires a type with operation > with its own type as one of it interface any class that satisfies the above requirement can be used to generate specific max function for that class.
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