大约有 18,000 项符合查询结果（耗时：0.0394秒） [XML]
Checking if an instance's class implements an interface?
Given a class instance, is it possible to determine if it implements a particular interface? As far as I know, there isn't a built-in function to do this directly. What options do I have (if any)?
...
Merge branch with trunk
Using TortoiseSVN, I need to take changes I've done in a branch and then merge them with trunk.
4 Answers
...
Set “this” variable easily?
...
There are two methods defined for all functions in JavaScript, call(), and apply(). The function syntax looks like:
call( /* object */, /* arguments... */ );
apply(/* object */, /* arguments[] */);
What these functions do is call the fu...
Is there a JavaScript strcmp()?
Can anyone verify this for me? JavaScript does not have a version of strcmp(), so you have to write out something like:
5 A...
Chrome Dev Tools - “Size” vs “Content”
When viewing information about stylesheets in the Network tab of Chrome's dev tools, one column specifies both "size" and "content":
...
Why does one hot encoding improve machine learning performance?
...ave noticed that when One Hot encoding is used on a particular data set (a matrix) and used as training data for learning algorithms, it gives significantly better results with respect to prediction accuracy, compared to using the original matrix itself as training data. How does this performance in...
Responsive iframe using Bootstrap
I am using Bootstrap.
6 Answers
6
...
How to “undelete” a deleted folder in Subversion / TortoiseSVN?
We have accidentally deleted the 'tags' folder from our Subversion repository where we only intended to delete one specific tag. What is the easiest way to get the 'tags' folder back?
...
How to add/update an attribute to an HTML element using JavaScript?
I'm trying to find a way that will add / update attribute using JavaScript. I know I can do it with setAttribute() function but that doesn't work in IE.
...
raw vs. html_safe vs. h to unescape html
...
Considering Rails 3:
html_safe actually "sets the string" as HTML Safe (it's a little more complim>cat m>ed than that, but it's basically it). This way, you can return HTML Safe strings from helpers or models at will.
h can only be used from within a c...