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Implementation difference between Aggregation and Composition in Java
... specs) {
engine = new Engine(specs);
}
void move() {
engine.work();
}
}
Aggregation
final class Car {
private Engine engine;
void setEngine(Engine engine) {
this.engine = engine;
}
void move() {
if (engine != null)
engine.work();
}
}
In the case of com...
Replace first occurrence of pattern in a string [duplicate]
... regex = new Regex(Regex.Escape("o"));
var newText = regex.Replace("Hello World", "Foo", 1);
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The most efficient way to implement an integer based power function pow(int, int)
...ation by squaring.
int ipow(int base, int exp)
{
int result = 1;
for (;;)
{
if (exp & 1)
result *= base;
exp >>= 1;
if (!exp)
break;
base *= base;
}
return result;
}
This is the standard method for doing modula...
Declaring functions in JavaScript [duplicate]
...n with most of the people here. Technically this syntax may mean the same for declaring functions both ways
(I stand incorrect on my last statement. I read up on a diff post why they are technically diff and I'll add in the end, why)
; but the way they play a role in evolving patterns is massive. I ...
Visual Studio move project to a different folder
...ve the project from your solution by right-clicking it in the Solution Explorer window and choosing Remove. Move the entire project folder, including subdirectories wherever you want it to go. Add the project back to your solution.
Namespace names is something completely different, just edit the ...
What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
...ly answers the question.
CFBundleDisplayName - displayed: below icon. According to docs, should be localized, but only if the app itself is localized, otherwise there will be some kind of penalty (if this is true in reality I cannot say)
CFBundleName - displayed: I have no idea. Docs suggest that ...
SQL - using alias in Group By
...
SQL is implemented as if a query was executed in the following order:
FROM clause
WHERE clause
GROUP BY clause
HAVING clause
SELECT clause
ORDER BY clause
For most relational database systems, this order explains which names (columns or aliases) are valid because they must have been ...
Listen for key press in .NET console app
...u do this instead of readLine() you lose the awesome feature of having history recall by pressing "up" key.
– v.oddou
Jul 1 '15 at 8:17
3
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Get all object attributes in Python? [duplicate]
...
note that the behavior of dir() is often manipulated to show interesting attributes, rather than strictly all; for instance it doesn't show attributes inherited through a metaclass, or it may be overridden with a __dir__ method.
...
How can I disable ReSharper in Visual Studio and enable it again?
I installed ReSharper , and it works in Visual Studio, but how can disable it?
13 Answers
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