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Combine two ActiveRecord::Relation objects
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Instead of searching for right method creating an union from these two sets, I focused on algebra of sets. You can do it in different way using De Morgan's law
ActiveRecord provides merge method (AND) and also you can use not method or none_of (NOT).
search.where.none_of(search.where.not(id: ...
Errors: “INSERT EXEC statement cannot be nested.” and “Cannot use the ROLLBACK statement within an I
...g call, both of which are terrible solutions:
create a temp table
openrowset your stored procedure data into it
EXAMPLE:
INSERT INTO #YOUR_TEMP_TABLE
SELECT * FROM OPENROWSET ('SQLOLEDB','Server=(local);TRUSTED_CONNECTION=YES;','set fmtonly off EXEC [ServerName].dbo.[StoredProcedureName] 1,2,3'...
How to read/write from/to file using Go?
I've been trying to learn Go on my own, but I've been stumped on trying read from and write to ordinary files.
8 Answers
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Why java.io.File doesn't have a close() method?
... editor after snippets, if snippets enabled
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Python vs Cpython
... programming language; these are implemented in Java, C# and RPython (a subset of Python), respectively. Jython compiles your Python code to Java bytecode, so your Python code can run on the JVM. IronPython lets you run Python on the Microsoft CLR. And PyPy, being implemented in (a subset of) Python...
How to list all tags along with the full message in git?
... have a cap on how many lines you would see, and this number allows you to set that.
Since I am making an argument for what you generally want to see when looking at your tags, it probably makes sense to set something like this as an alias (from Iulian Onofrei's comment below):
git config --global...
How to check if a float value is a whole number
I am trying to find the largest cube root that is a whole number, that is less than 12,000.
13 Answers
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The project type is not supported by this installation
Whenever I try to open a project (csproj) that's downloaded from the internet, most of the times, I get the
15 Answers
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Can't connect to localhost on SQL Server Express 2012 / 2016
...ing "localhost" as the server name and not "localhost\SQLEXPRESS01" as was set in the installation
– Guy s
May 17 '18 at 11:07
1
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Red black tree over avl tree
AVL and Red black trees are both self-balancing except Red and black color in the nodes. What's the main reason for choosing Red black trees instead of AVL trees? What are the applications of Red black trees?
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