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How to use count and group by at the same select statement
... by statement.
Is there a way for this directly from sql?
For example, having a table with users I want to select the different towns and the total number of users
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How to force LINQ Sum() to return 0 while source collection is empty
Basically when I do the following query, if no leads were matched the following query throws an exception. In that case I'd prefer to have the sum equalize 0 rather than an exception being thrown.
Would this be possible in the query itself - I mean rather than storing the query and checking query.A...
jQuery using append with effects
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Having effects on append won't work because the content the browser displays is updated as soon as the div is appended. So, to combine Mark B's and Steerpike's answers:
Style the div you're appending as hidden before you actual...
How do I implement an Objective-C singleton that is compatible with ARC?
How do I convert (or create) a singleton class that compiles and behaves correctly when using automatic reference counting (ARC) in Xcode 4.2?
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How to obtain the query string from the current URL with JavaScript?
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Have a look at the MDN article about window.location.
The QueryString is available in window.location.search.
Solution that work in legacy browsers as well
MDN provide an example (no longer available in the above referenced article) of how to the get value of ...
What does “@private” mean in Objective-C?
What does @private mean in Objective-C?
3 Answers
3
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Can we pass parameters to a view in SQL?
Can we pass a parameter to a view in Microsoft SQL Server?
19 Answers
19
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How to check file MIME type with javascript before upload?
...uestions which seems to suggest that the file MIME type could be checked using javascript on client side. Now, I understand that the real validation still has to be done on server side. I want to perform a client side checking to avoid unnecessary wastage of server resource.
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How can I know which radio button is selected via jQuery?
...get the value of the selected radioName item of a form with id myForm:
$('input[name=radioName]:checked', '#myForm').val()
Here's an example:
$('#myForm input').on('change', function() {
alert($('input[name=radioName]:checked', '#myForm').val());
});
<script src="https://ajax.googl...
How to set an iframe src attribute from a variable in AngularJS
I'm trying to set the src attribute of an iframe from a variable and I can't get it to work...
6 Answers
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