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How to use NULL or empty string in SQL
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If you need it in SELECT section can use like this.
SELECT ct.ID,
ISNULL(NULLIF(ct.LaunchDate, ''), null) [LaunchDate]
FROM [dbo].[CustomerTable] ct
you can replace the null with your substitution ...
How to select a drop-down menu value with Selenium using Python?
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What do I do if I am using find_by_id? How do I supply the value then? Also, how do I find the xpath of an element?
– Prakhar Mohan Srivastava
Feb 23 '15 at 13:57
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Can a JSON value contain a multiline string
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Check out the specification! The JSON grammar's char production can take the following values:
any-Unicode-character-except-"-or-\-or-control-character
\"
\\
\/
\b
\f
\n
\r
\t
\u four-hex-digits
Newlines are "control characters" so, no, yo...
What is the default value for enum variable?
An enum variable, anyone know if it is always defaulting to the first element?
2 Answers
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What is a 'multi-part identifier' and why can't it be bound?
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A multipart identifier is any description of a field or table that contains multiple parts - for instance MyTable.SomeRow - if it can't be bound that means there's something wrong with it - either you've got a simple typo, or a confusion betw...
Android Fragments and animation
...eate a Fragment Transaction.
Within each Fragment Transaction you can specify in and out animations that will be used for show and hide respectively (or both when replace is used).
The following code shows how you would replace a fragment by sliding out one fragment and sliding the other one in i...
How do I get the computer name in .NET
...ame() to get the FQDN
See How to find FQDN of local machine in C#/.NET ? if the last doesn't give you the FQDN and you need it.
See details about Difference between SystemInformation.ComputerName, Environment.MachineName, and Net.Dns.GetHostName
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JavaScript naming conventions [closed]
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I think he is doing fine with the link. If you are so concerned you should edit the post.
– nckbrz
Dec 12 '14 at 13:21
4
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Read first N lines of a file in python
We have a large raw data file that we would like to trim to a specified size.
I am experienced in .net c#, however would like to do this in python to simplify things and out of interest.
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Can every recursion be converted into iteration?
... an iterative one? Yes, absolutely, and the Church-Turing thesis proves it if memory serves. In lay terms, it states that what is computable by recursive functions is computable by an iterative model (such as the Turing machine) and vice versa. The thesis does not tell you precisely how to do the co...