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How to use GROUP BY to concatenate strings in SQL Server?
How do I get:
18 Answers
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Python json.loads shows ValueError: Extra data
I am getting some data from a JSON file "new.json", and I want to filter some data and store it into a new JSON file. Here is my code:
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Volatile vs. Interlocked vs. lock
Let's say that a class has a public int counter field that is accessed by multiple threads. This int is only incremented or decremented.
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How to use DbContext.Database.SqlQuery(sql, params) with stored procedure? EF Code First C
I have a stored procedure that has three parameters and I've been trying to use the following to return the results:
10 Ans...
Error when installing windows SDK 7.1
I've run into an error when installing the Windows SDK that I've seen posted around the Internet, but none of the solutions are working for me. Here is the log I'm getting
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Add leading zeroes/0's to existing Excel values to certain length
There are many, many questions and quality answers on SO regarding how to prevent leading zeroes from getting stripped when importing to or exporting from Excel. However, I already have a spreadsheet that has values in it that were truncated as numbers when, in fact, they should have been handled a...
How to check for an active Internet connection on iOS or macOS?
I would like to check to see if I have an Internet connection on iOS using the Cocoa Touch libraries or on macOS using the Cocoa libraries.
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Should services always return DTOs, or can they also return domain models?
I'm (re)designing large-scale application, we use multi-layer architecture based on DDD.
9 Answers
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Safe (bounds-checked) array lookup in Swift, through optional bindings?
If I have an array in Swift, and try to access an index that is out of bounds, there is an unsurprising runtime error:
19 A...
Change the selected value of a drop-down list with jQuery
I have a drop-down list with known values. What I'm trying to do is set the drop down list to a particular value that I know exists using jQuery .
Using regular JavaScript , I would do something like:
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