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How much size “Null” value takes in SQL Server
I have a large table with say 10 columns. 4 of them remains null most of the times. I have a query that does null value takes any size or no size in bytes. I read few articles some of them are saying :
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How to check if a variable is an integer in JavaScript?
...the === operator (strict equality) as below,
if (data === parseInt(data, 10))
alert("data is integer")
else
alert("data is not an integer")
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iTextSharp - Sending in-memory pdf in an email attachment
...CloseStream = false;
doc.Close();
// Build email
memoryStream.Position = 0;
mm.Attachments.Add(new Attachment(memoryStream, "test.pdf"));
If my memory serves me correctly, this solved a similar problem in a previous project.
See http://forums.asp.net/t/1093198.aspx
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Open a file from Cygwin
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answered Feb 23 '09 at 13:51
erichuierichui
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Detect a finger swipe through JavaScript on the iPhone and Android
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function handleTouchStart(evt) {
const firstTouch = getTouches(evt)[0];
xDown = firstTouch.clientX;
yDown = firstTouch.clientY;
}; ...
Turning off some legends in a ggplot
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308
You can use guide=FALSE in scale_..._...() to suppress legend.
For your example you should use...
Finding out whether a string is numeric or not
...ts].location == NSNotFound)
{
// newString consists only of the digits 0 through 9
}
See +[NSCharacterSet decimalDigitCharacterSet] and -[NSString rangeOfCharacterFromSet:].
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Logging errors in ASP.NET MVC
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103
I would consider simplifying your web application by plugging in Elmah.
You add the Elmah asse...
Error: Could not create the Java Virtual Machine Mac OSX Mavericks
I just installed the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message:
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What is the most efficient/elegant way to parse a flat table into a tree?
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Now that MySQL 8.0 supports recursive queries, we can say that all popular SQL databases support recursive queries in standard syntax.
WITH RECURSIVE MyTree AS (
SELECT * FROM MyTable WHERE ParentId IS NULL
UNION ALL
SELECT m.* F...