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Comments in Android Layout xml
... "ctrl + shft + /" (that is, hold control and the shift key then press the forward slash key). The comment code will be created with your cursor in the middle, so you can just start typing.
– LeBeau
Mar 30 '14 at 6:21
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Are there pronounceable names for common Haskell operators? [closed]
I'm reading Learn You a Haskell for Great Good , and I never know how to pronounce the Haskell operators. Do they have "real" names? ?
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What is the strict aliasing rule?
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Msg* msg = (Msg*)(buff);
// Send a bunch of messages
for (int i = 0; i < 10; ++i)
{
msg->a = i;
msg->b = i+1;
SendWord(buff[0]);
SendWord(buff[1]);
}
}
The strict aliasing rule makes this setup illegal: dereferencing a pointe...
nonlocal keyword in Python 2.x
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Thanks for this answer. I think you could improve the terminology though: instead of "can read, cannot change", maybe "can reference, cannot assign to". You can change the contents of an object in a nonlocal scope, but you can't cha...
Exif manipulation library for python [closed]
I'm looking for good exif (Exchangeable image file format) manipulation library for python. I prefer flexibility (e.g., ability to retrieve providers' proprietary tags) than processing speed. What would you suggest?
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Cast a Double Variable to Decimal
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You only use the M for a numeric literal, when you cast it's just:
decimal dtot = (decimal)doubleTotal;
Note that a floating point number is not suited to keep an exact value, so if you first add numbers together and then convert to Decimal ...
The name 'model' does not exist in current context in MVC3
... out what the problem is!
You need to include the default MVC3 web.config for the Views folder. MVC3 has two: one in the root for your application, and one for the views folder. This has a section for included namespaces. Be sure that yours looks something like this:
<system.web.webPages.r...
How can I group data with an Angular filter?
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Don't forget to include the angular.filter module.
– Puce
Jun 2 '15 at 13:49
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How do you test functions and closures for equality?
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Chris Lattner wrote on the developer forums:
This is a feature we intentionally do not want to support. There are
a variety of things that will cause pointer equality of functions (in
the swift type system sense, which includes several kinds of closures...
How to enable cross-origin resource sharing (CORS) in the express.js framework on node.js
... next();
});
app.get('/', function(req, res, next) {
// Handle the get for this route
});
app.post('/', function(req, res, next) {
// Handle the post for this route
});
The first call (app.all) should be made before all the other routes in your app (or at least the ones you want to be CORS ...