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How to Validate a DateTime in C#?
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I would use the DateTime.TryParse() method: http://msdn.microsoft.com/en-us/library/system.datetime.tryparse.aspx
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What's the difference between Sender, From and Return-Path?
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The official RFC which defines this specification could be found here:
http://tools.ietf.org/html/rfc4021#section-2.1.2 (look at paragraph 2.1.2. and the following)
2.1.2. Header Field: From
Description:
Mailbox of message author
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Related information:
Specifies the author(s) ...
What, why or when it is better to choose cshtml vs aspx?
...tions and WebForms applications to live under a common root.
This allows http://www.mydomain.com/MyMVCApplication to be valid and served with MVC rules along with http://www.mydomain.com/MyWebFormsApplication to be valid as a standard web form.
Edit:
As for the difference in the technologies, the...
How do I refresh the page in ASP.NET? (Let it reload itself by code)
...("location.reload(true);", timeout);
The second is a Meta tag:
<meta http-equiv="refresh" content="600">
You can set the refresh intervals on the server side.
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SQL Server Management Studio, how to get execution time down to milliseconds
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I was struggling with that until i found this...
http://blog.sqlauthority.com/2009/10/01/sql-server-sql-server-management-studio-and-client-statistics/
Also, if you open the Properties window you may find some magical "Connection elapsed time" that may give you some execut...
Is it possible to make a div 50px less than 100% in CSS3? [duplicate]
... width: -moz-calc(100% - 50px);
width: calc(100% - 50px);
}
Demo: http://jsfiddle.net/thirtydot/Nw3yd/66/
This will make your life so much easier. It is currently supported in the 3 main browsers: Firefox, Google Chrome (WebKit), and IE9: http://caniuse.com/calc
MDN: https://developer.moz...
How to embed an autoplaying YouTube video in an iframe?
...x 3.6 (warning: RickRoll video):
<iframe width="420" height="345" src="http://www.youtube.com/embed/oHg5SJYRHA0?autoplay=1" frameborder="0" allowfullscreen></iframe>
The JavaScript API for iframe embeds exists, but is still posted as an experimental feature.
UPDATE: The iframe API is...
Calling a Java method with no name
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Great answer. Find out more about initialization block at http://docs.oracle.com/javase/tutorial/java/javaOO/initial.html
– Stanley
Dec 4 '12 at 9:01
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Selecting a row of pandas series/dataframe by integer index
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echoing @HYRY, see the new docs in 0.11
http://pandas.pydata.org/pandas-docs/stable/indexing.html
Here we have new operators, .iloc to explicity support only integer indexing, and .loc to explicity support only label indexing
e.g. imagine this scenario
In [1]: d...
Difference between $(this) and event.target?
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http://api.jquery.com/on/ states:
When jQuery calls a handler, the this keyword is a reference to the
element where the event is being delivered; for directly bound events
this is the element where the event was attac...