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Favorite way to create an new IEnumerable sequence from a single value?
...T item)
{
T[] single = { item };
return single;
}
Or even better and shorter, just
public static IEnumerable<T> Yield<T>(this T item)
{
yield return item;
}
Perhaps this is exactly what Enumerable.Repeat is doing under the hood.
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Is #pragma once part of the C++11 standard?
Traditionally, the standard and portable way to avoid multiple header inclusions in C++ was/is to use the #ifndef - #define - #endif pre-compiler directives scheme also called macro-guard scheme (see code snippet below).
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RESTful Login Failure: Return 401 or Custom Response
...to 403 Forbidden, but specifically for use when authentication is required and has failed or has not yet been provided. The response must include a WWW-Authenticate header field containing a challenge applicable to the requested resource.
Your confusion about, myservice.com/are/these/credentials/v...
Difference between static STATIC_URL and STATIC_ROOT on Django
I am confused by static root and want to clarify things.
3 Answers
3
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EC2 instance types's exact network performance?
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Bandwidth is tiered by instance size, here's a comprehensive answer:
For t2/m3/c3/c4/r3/i2/d2 instances:
t2.nano = ??? (Based on the scaling factors, I'd expect 20-30 MBit/s)
t2.micro = ~70 MBit/s (qiita says 63 MBit/s) - ...
How to RedirectToAction in ASP.NET MVC without losing request data
..."] to
System.Collections.Specialized.NameValueCollection
and use it */
}
return View("Form", viewData);
}
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Select elements by attribute in CSS
...L5 feature",
browsers typically don't have any problems supporting non-standard attributes, so you should be able to filter them with attribute selectors; and
you don't have to worry about CSS validation either, as CSS doesn't care about non-namespaced attribute names as long as they don't break t...
What is causing the error `string.split is not a function`?
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That is just as ugly. There is parseInt() and parseFloat(). There is also Number(). The + is shorter of course, but less readable for someone not used to hacky code or less experienced.
– kapa
Apr 14 '12 at 7:52
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req.query and req.param in ExpressJS
Suppose a client sends say Android (Key,value) pair in the request ........ which one to use ?
4 Answers
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How to get a reference to a module inside the module itself?
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One more technique, which doesn't import the sys module, and arguably - depends on your taste - simpler:
current_module = __import__(__name__)
Be aware there is no import. Python imports each module only once.
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