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Detect if Visual C++ Redistributable for Visual Studio 2012 is installed
...ncies\{050d4fc8-5d48-4b8f-8972-47c82c46020f}
Configuration: x64
Version: 12.0.30501.0
Direct Download URL: https://download.microsoft.com/download/2/E/6/2E61CFA4-993B-4DD4-91DA-3737CD5CD6E3/vcredist_x64.exe
Microsoft Visual C++ 2013 Redistributable (x86)
Registry Key: HKLM\SOFTWARE\Classes\Insta...
Can C++ code be valid in both C++03 and C++11 but do different things?
... and C++03 although it provide a warning by default in C++11:
int x[] = { 2.0 };
This is covered in the draft C++11 standard section 8.5.4 List-initialization paragraph 3:
List-initialization of an object or reference of type T is defined as follows:
and contains the following bullet (empha...
Why are C# 3.0 object initializer constructor parentheses optional?
...might change the syntax so that it is not ambiguous. When they designed C# 2.0 they had this problem:
yield(x);
Does that mean "yield x in an iterator" or "call the yield method with argument x?" By changing it to
yield return(x);
it is now unambiguous.
In the case of optional parens in an o...
Optimise PostgreSQL for fast testing
...random_page_cost: if you have SSD or fast RAID array you can lower this to 2.0 (RAID) or even lower (1.1) for SSD
checkpoint_segments: you can go higher 32 or 64 and change checkpoint_completion_target to 0.9. Lower value allows faster after-crash recovery
...
What C++ Smart Pointer Implementations are available?
...aPointer except it doesn't implicitly call detach(). I'd call this version 2.0 of QSharedDataPointer as that slight increase in control as to exactly when to detach after the reference count drops to zero isn't particularly worth a whole new object.
QSharedPointer - Atomic reference counting, threa...
HTML5 Canvas Resize (Downscale) Image High Quality?
...esample with good quality: http://jsfiddle.net/9g9Nv/442/
Update: version 2.0 (faster, web workers + transferable objects) - https://github.com/viliusle/Hermite-resize
/**
* Hermite resize - fast image resize/resample using Hermite filter. 1 cpu version!
*
* @param {HtmlElement} canvas
* @par...
Inline labels in Matplotlib
...
Note: since Matplotlib 2.0, .get_axes() and .get_axis_bgcolor() have been deprecated. Please replace with .axes and .get_facecolor(), resp.
– Jiāgěng
May 14 '18 at 11:14
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Differences between Java 8 Date Time API (java.time) and Joda-Time
....
Epoch days
JSR-310 has the class JulianFields while Joda-Time (version 2.0) offers some helper methods in the class DateTimeUtils.
Clocks
JSR-310 has no interface (a design mistake) but an abstract class java.time.Clock which can be used for any clock dependency injection. Joda-Time offers the...
When monkey patching an instance method, can you call the overridden method from the new implementat
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Ruby 2.0 has refinements blog.wyeworks.com/2012/8/3/ruby-refinements-landed-in-trunk
– NARKOZ
Sep 15 '12 at 9:25
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Using Java with Nvidia GPUs (CUDA)
...and JOCL and are available for Nvidia and ATI GPUs.
The library is Apache 2.0 and available via Maven Central.
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