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How costly is .NET reflection?
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It is. But that depends on what you're trying to do.
I use reflection to dynamically load assemblies (plugins) and its performance "penalty" is not a problem, since the operation is something I do during startup of the application.
However, if you're reflecting inside a ...
Why doesn't C++ have a garbage collector?
...garbage collection first of all. My main reason for asking this is that I do know that Bjarne Stroustrup has said that C++ will have a garbage collector at some point in time.
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Can I call an overloaded constructor from another constructor of the same class in C#?
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No, You can't do that, the only place you can call the constructor from another constructor in C# is immediately after ":" after the constructor.
for example
class foo
{
public foo(){}
public foo(string s ) { }
public foo (str...
Reading and writing binary file
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If you want to do this the C++ way, do it like this:
#include <fstream>
#include <iterator>
#include <algorithm>
int main()
{
std::ifstream input( "C:\\Final.gif", std::ios::binary );
std::ofstream output( "C:\\m...
How to remove local (untracked) files from the current Git working tree
How do you delete untracked local files from your current working tree?
38 Answers
38
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Catching java.lang.OutOfMemoryError?
Documentation for java.lang.Error says:
14 Answers
14
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What is the Java ?: operator called and what does it do?
... in any context where an invocation of a void method could appear.
So, if doSomething() and doSomethingElse() are void methods, you cannot compress this:
if (someBool)
doSomething();
else
doSomethingElse();
into this:
someBool ? doSomething() : doSomethingElse();
Simple words:
booleanCond...
What is the “main file” property when doing bower init?
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According to the Bower.io documentation
main
Recommended Type: String or Array of String
The primary acting files necessary to use your package. While Bower
does not directly use these files, they are listed with the
commands b...
How do I get java logging output to appear on a single line?
... True as of Java7. There is no mention of this in the Java6 docs.
– jbruni
Jun 11 '12 at 22:51
1
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What's the point of Spring MVC's DelegatingFilterProxy?
...How is it possible? Because this bean implements javax.servlet.Filter, its doFilter method is called.
Which bean is called? the DelegatingFilterProxy "Supports a "targetBeanName" [...], specifying the name of the target bean in the Spring application context."
As you saw in your web.xml that the b...