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How is Math.Pow() implemented in .NET Framework?
... for calculating a b (say a = 2 and b = 50 ). To start things up, I decided to take a look at the implementation of Math.Pow() function. But in .NET Reflector , all I found was this:
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How to add an Access-Control-Allow-Origin header
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This solution is also valid for cross domain .ajax requests !! Nice!
– Isaac
Dec 14 '11 at 15:20
3
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Return HTTP status code 201 in flask
... For me this type of error handling worked (behind IIS) only if InvalidUsage was a child of werkzeug.exceptions.HTTPException, not a general Exception
– Gyula Sámuel Karli
Jun 15 at 9:36
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What is the purpose of the EBP frame pointer register?
...Greg mentioned, it also helps stack unwinding for a debugger since EBP provides a reverse linked list of stack frames therefore letting the debugger to figure out size of stack frame (local variables + arguments) of the function.
Most compilers provide an option to omit frame pointers although it m...
How do I create a right click context menu in Java Swing?
... to popup for.
class PopClickListener extends MouseAdapter {
public void mousePressed(MouseEvent e) {
if (e.isPopupTrigger())
doPop(e);
}
public void mouseReleased(MouseEvent e) {
if (e.isPopupTrigger())
doPop(e);
}
private void doPop(Mo...
How Python web frameworks, WSGI and CGI fit together
...POST-oriented input as a file-like object in the environment. It also provides you a function that will formulate the response, saving you from a lot of formatting details.
What do I need to know / install / do if I want to run a web framework (say web.py or cherrypy) on my basic CGI configuration...
Python : List of dict, if exists increment a dict value, if not append a new dict
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But a dictionary full of counts is also a common pattern, so Python provides a ready-to-use class: containers.Counter You just create a Counter instance by calling the class, passing in any iterable; it builds a dictionary where the keys are values from the iterable, and the values are counts of...
Mercurial move changes to a new branch
... Mark's answer, moving around already pushed changesets generally is a bad idea, unless you work in a small team where you are able to communicate and enforce your history manipulation.
share
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impr...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...stems (MQ) are older in implementation but they are a newer in engineering idea of: transactional persistent queues. Scala Actors and Akka maybe a newer implementation but are built on an older concurrency model of Actors.
The two models however end up being very similar in practice because they bo...
Should I pass an std::function by const-reference?
... you have a function called "run this in the UI thread".
std::future<void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, then signals the future when done. (Useful in UI frameworks where the UI thread is where you are supposed to mess with UI elem...