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Question mark and colon in JavaScript
...!= true and -1 != false. Trust me, I've seen it happen.
so
-1 ? "true side" : "false side"
evaluates to "true side"
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$(window).scrollTop() vs. $(document).scrollTop()
...ence between window and document. The window object is a top level client side object. There is nothing above the window object. JavaScript is an object orientated language. You start with an object and apply methods to its properties or the properties of its object groups. For example, the document...
Check whether a variable is a string in Ruby
Is there anything more idiomatic than the following?
6 Answers
6
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Why does one hot encoding improve machine learning performance?
...ill get confused without one-hot encoding. With the naive encoding and Euclidean distance, the distance between French and US is 1. The distance between US and UK is 2. But with the one-hot encoding, the pairwise distances between [1, 0, 0], [0, 1, 0] and [0, 0, 1] are all equal to √2.
This is no...
What is the purpose of the Visual Studio Hosting Process?
... by Console.Write(). In a non-console mode app, it gets redirected to the IDE's Output window. Very useful.
The term "hosting" refers to a feature of the CLR, it can be "hosted". Examples of custom CLR hosts are SQL Server and ASP.NET. Hosting allows one to configure the CLR before it gets star...
Should I pass a shared_ptr by reference? [duplicate]
...ince the main question has been answered, perhaps it is instructive to consider a few ways in which you should never use a shared pointer. Here is a little thought experiment. Let us define a shared pointer type SF = std::shared_ptr<Foo>. In order to consider references, rather than passing fu...
Nullable ToString()
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I had no idea this was the behavior. I definitely would have thought that any construct which returns true for (x == null) would also throw a NullReferenceException if you call x.ToString().
– Dan Bryant
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How to add image to canvas
...d before you draw it. Try this instead:
var canvas = document.getElementById('viewport'),
context = canvas.getContext('2d');
make_base();
function make_base()
{
base_image = new Image();
base_image.src = 'img/base.png';
base_image.onload = function(){
context.drawImage(base_image, 0, 0)...
How to get the file name from a full path using JavaScript?
...t the code doesn't work for me when the file path is having single slash. Fiddle, although for `\\`, it works fine.
– Shubh
Aug 13 '14 at 10:52
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Specifying Maven's local repository location as a CLI parameter
... The local repository must be an absolute path, maven.apache.org/guides/mini/guide-configuring-maven.html.
– luka5z
Dec 28 '16 at 16:21
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