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Best way of invoking getter by reflection
I need to get the value of a field with a specific annotation, So with reflection I am able to get this Field Object. The problem is that this field will be always private though I know in advance it will always have a getter method. I know that I can use setAccesible(true) and get its value (when t...
Which is better, number(x) or parseFloat(x)?
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The difference between parseFloat and Number
parseFloat/parseInt is for parsing a string, while Number/+ is for coercing a value to a number. They behave differently. But first let's look at where they behave the same:
parseFloa...
How to use QueryPerformanceCounter?
...__int64 CounterStart = 0;
void StartCounter()
{
LARGE_INTEGER li;
if(!QueryPerformanceFrequency(&li))
cout << "QueryPerformanceFrequency failed!\n";
PCFreq = double(li.QuadPart)/1000.0;
QueryPerformanceCounter(&li);
CounterStart = li.QuadPart;
}
double GetCou...
Alter MySQL table to add comments on columns
...tation for ALTER TABLE and it does not seem to include a way to add or modify a comment to a column. How can I do this?
5 ...
Multiple queries executed in java in single statement
Hi I was wondering if it is possible to execute something like this using JDBC as it currently provides an exception even though it is possible in the MySQL query browser.
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Regex exactly n OR m times
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There is no single quantifier that means "exactly m or n times". The way you are doing it is fine.
An alternative is:
X{m}(X{k})?
where m < n and k is the value of n-m.
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JSON left out Infinity and NaN; JSON status in ECMAScript?
...nge situation where objects that would otherwise be serializable, are not, if they contain NaN or +/- infinity values.
9 An...
How do I import a namespace in Razor View Page?
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For VB.Net:
@Imports Mynamespace
Take a look at @ravy amiry's answer if you want to include a namespace across the app.
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How to prevent IFRAME from redirecting top-level window
Some websites have code to "break out" of IFRAME enclosures, meaning that if a page A is loaded as an IFRAME inside an parent page P some Javascript in A redirects the outer window to A .
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Compiling with g++ using multiple cores
... the -j flag (this will also help on a uniprocessor machine).
For example if you want 4 parallel jobs from make:
make -j 4
You can also run gcc in a pipe with
gcc -pipe
This will pipeline the compile stages, which will also help keep the cores busy.
If you have additional machines available...