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Check if a class has a member function of a given signature
...ou may exploit SFINAE to detect function presence at compile-time. Example from my code (tests if class has member function size_t used_memory() const).
template<typename T>
struct HasUsedMemoryMethod
{
template<typename U, size_t (U::*)() const> struct SFINAE {};
template<ty...
Which HTML5 tag should I use to mark up an author’s name?
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Since the pubdate attribute is gone from both the WHATWG and W3C specs, as Bruce Lawson writes here, I suggest you to remove it from your answer.
– Paul Kozlovitch
Apr 16 '15 at 11:36
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How to create own dynamic type or dynamic object in C#?
... dynamic themselves, based on user defined entries. The examples here, and from Microsoft's ExpandoObject documentation, do not specifically address adding properties dynamically, but, can be surmised from how you enumerate and delete properties. Anyhow, I thought this might be helpful to someone. H...
Using HeapDumpOnOutOfMemoryError parameter for heap dump for JBoss
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Important! The HeapDump flags are available only from Java 1.5.0_07.
– rustyx
Sep 17 '12 at 15:53
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Bind TextBox on Enter-key press
...rk! Tiny nit-pick: When the UpdatePropertySourceWhenEnterPressed changes from a valid value to a different valid value, you are unsubscribing & re-subscribing to the PreviewKeyDown event unnecessarily. Instead, all you should need is to check whether or not the e.NewValue is null or not. If ...
Is proprietary code legally safe on bitbucket or github? [closed]
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From GitHub:
We claim no intellectual property rights over the material you provide to the Service. Your profile and materials uploaded remain yours. However, by setting your pages to be viewed publicly, you agree to allo...
How to convert an array of strings to an array of floats in numpy?
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If you have (or create) a single string, you can use np.fromstring:
import numpy as np
x = ["1.1", "2.2", "3.2"]
x = ','.join(x)
x = np.fromstring( x, dtype=np.float, sep=',' )
Note, x = ','.join(x) transforms the x array to string '1.1, 2.2, 3.2'. If you read a line from a txt...
Verify version of rabbitmq
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You can simply execute from the command line:
sudo rabbitmqctl status | grep rabbit
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How to urlencode data for curl command?
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Use curl --data-urlencode; from man curl:
This posts data, similar to the other --data options with the exception that this performs URL-encoding. To be CGI-compliant, the <data> part should begin with a name followed by a separator and a con...
Which is more preferable to use: lambda functions or nested functions ('def')?
...))))[-10:]
I wrote it, and it took me a minute to figure it out. This is from Project Euler - i won't say which problem because i hate spoilers, but it runs in 0.124 seconds :)
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