大约有 20,000 项符合查询结果（耗时：0.0345秒） [XML]
How can you profile a Python script?
...l last): /pycallgraph.py", line 90, in generate output.done() File "/net_downloaded/pycallgraph-develop/pycallgraph/output/graphviz.py", line 94, in done source = self.generate() File "/net_downloaded/pycallgraph-develop/pycallgraph/output/graphviz.py", line 143, in generate indent_j...
How to add ID property to Html.BeginForm() in asp.net mvc?
...t doesn't have an ID property as of now how to add it to the form in asp.net mvc? I am using this...
4 Answers
...
What are best practices for using SmtpClient, SendAsync and Dispose under .NET 4.0
...
Note: .NET 4.5 SmtpClient implements async awaitable method SendMailAsync. For lower versions, use SendAsync as described below.
You should always dispose of IDisposable instances at the earliest possibility. In the case of async...
Rails: What's a good way to validate links (URLs)?
... :website, url_str
end
and...
# app/validators/uri_vaidator.rb
require 'net/http'
# Thanks Ilya! http://www.igvita.com/2006/09/07/validating-url-in-ruby-on-rails/
# Original credits: http://blog.inquirylabs.com/2006/04/13/simple-uri-validation/
# HTTP Codes: http://www.ruby-doc.org/stdlib/libdoc...
ADO.NET DataRow - check for column existence
...red Jun 9 '09 at 16:05
Wyatt BarnettWyatt Barnett
15.4k33 gold badges3030 silver badges5151 bronze badges
...
Use CSS to automatically add 'required field' asterisk to form inputs
...
Is that what you had in mind?
http://jsfiddle.net/erqrN/1/
<label class="required">Name:</label>
<input type="text">
<style>
.required:after {
content:" *";
color: red;
}
</style>
.required:after {
content:" *";
col...
Difference between a Postback and a Callback
...freshed (redrawn)...think of it as 'sending the server the whole page (asp.net) full of data'.
On the other hand, a callback is also a special kind of postback, but it is just a quick round-trip to the server to get a small set of data (normally), and thus the page is not refreshed, unlike with the...
Insert line break inside placeholder attribute of a textarea?
...this).attr('value', placeholder);
}
});
Example: http://jsfiddle.net/airandfingers/pdXRx/247/
Not pure CSS and not clean but does the trick.
share
|
improve this answer
|
...
What difference is there between WebClient and HTTPWebRequest classes in .NET?
...ence is there between the WebClient and the HttpWebRequest classes in .NET? They both do very similar things. In fact, why weren't they merged into one class (too many methods/variables etc may be one reason but there are other classes in .NET which breaks that rule).
...
Difference between DirectCast() and CType() in VB.NET
I am an experienced C/C++/C# programmer who has just gotten into VB.NET. I generally use CType (and CInt, CBool, CStr) for casts because it is fewer characters and was the first way of casting which I was exposed to, but I am aware of DirectCast and TryCast as well.
...