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HTML5 Canvas vs. SVG vs. div
...s, and here SVG gives you all of this for free.
Fiddle: http://jsfiddle.net/knutsi/PUcr8/16/
Fullscreen: http://jsfiddle.net/knutsi/PUcr8/16/embedded/result/
var wiggle_factor = 0.0;
nodes = [];
// create svg:
var svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
svg.setAttr...
将Linux代码移植到Windows的简单方法 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...环境。可以使用最新版本Visual Studio, Microsoft Visual Studio .NET 2003。从www.gnu.org上取得Tar的最新源代码，版本是1.13。在Cygwin下面解开tar-1.13.tar.gz.源代码包。注意请不要在Windows下面使用WINRAR或者WINZIP来解压缩。 WINRAR和WINZIP在解压缩某...
Best practices: throwing exceptions from properties
...etters and setters to throw exceptions. And in fact, many indexers in the .NET library do this. The most common exception being ArgumentOutOfRangeException.
There are some pretty good reasons why you don't want to throw exceptions in property getters:
Because properties "appear" to be fields, it ...
Is there a better way to express nested namespaces in C++ within the header
...e is library.
I'd assume Microsoft is imitating here the success of the .NET Library, where namespaces contribute to the discoverability of the extensive library. (.NET has about 18000 types.)
I'd further assume that there is an optimal (order of magnitude of) symbols in a namespace. say, 1 doesn...
surface plots in matplotlib
...o get 2d x,y mesh out of 1d x and y values.
http://matplotlib.sourceforge.net/mpl_examples/mplot3d/surface3d_demo.py
here's pythonic way to convert your 3-tuples to 3 1d arrays.
data = [(1,2,3), (10,20,30), (11, 22, 33), (110, 220, 330)]
X,Y,Z = zip(*data)
In [7]: X
Out[7]: (1, 10, 11, 110)
In [8...
The name 'model' does not exist in current context in MVC3
...E,PATCH,OPTIONS" modules="IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework\v4.0.30319\aspnet_isapi.dll" preCondition="classicMode,runtimeVersionv4.0,bitness32" responseBufferLimit="0" />
<add name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" path="*." verb="GET,HEAD,POST,DEBUG...
Fastest Way to Serve a File Using PHP
...e file to the kernel, and then it's loaded directly from the disk into the network buffers. Speedy!
P.P.S: And, with this method you can still do all the access control, database stuff you want.
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Deep cloning objects
...tation of interfaces on the cloned class, just a JSON serializer like JSON.NET.
public static T Clone<T>(T source)
{
var serialized = JsonConvert.SerializeObject(source);
return JsonConvert.DeserializeObject<T>(serialized);
}
Also, you can use this extension method
public sta...
Why are const parameters not allowed in C#?
...
You must use in to send the argument as an input by reference. See:
See:
https://docs.microsoft.com/en-us/dotnet/csharp/language-reference/keywords/in-parameter-modifier
For your example:
....
static void TestMethod1(in MyStruct val)
{
val = new MyStruct; // Error CS8331 Cannot assign to va...
How can I access the MySQL command line with XAMPP for Windows?
...l.exe (yes, I had done the cd command already).
– dotNET
Nov 29 '19 at 18:46
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