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TSQL Pivot without aggregate function
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You can use the MAX aggregate, it would still work. MAX of one value = that value..
In this case, you could also self join 5 times on customerid, filter by dbColumnName per table reference. It may work out better.
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Get the name of an object's type
Is there a JavaScript equivalent of Java 's class.getName() ?
20 Answers
20
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Run an OLS regression with Pandas Data Frame
I have a pandas data frame and I would like to able to predict the values of column A from the values in columns B and C. Here is a toy example:
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TimeStamp on file name using PowerShell
...PowerShell script code in a double-quoted string by using a subexpression, for example, $() like so:
"C:\temp\mybackup $(get-date -f yyyy-MM-dd).zip"
And if you are getting the path from somewhere else - already as a string:
$dirName = [io.path]::GetDirectoryName($path)
$filename = [io.path]::G...
Index all *except* one item in python
Is there a simple way to index all elements of a list (or array, or whatever) except for a particular index? E.g.,
9 An...
How to merge YAML arrays?
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If the aim is to run a sequence of shell commands, you may be able to achieve this as follows:
# note: no dash before commands
some_stuff: &some_stuff |-
a
b
c
combined_stuff:
- *some_stuff
- d
- e
- ...
How to un-submodule a Git submodule?
What are the best practices for un-submoduling a Git submodule, bringing all the code back into the core repository?
12 Ans...
Read .mat files in Python
Is it possible to read binary MATLAB .mat files in Python?
8 Answers
8
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Understanding the difference between __getattr__ and __getattribute__
I am trying to understand the difference between __getattr__ and __getattribute__ , however, I am failing at it.
4 Answe...
How to run Maven from another directory (without cd to project dir)?
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You can use the parameter -f (or --file) and specify the path to your pom file, e.g. mvn -f /path/to/pom.xml
This runs maven "as if" it were in /path/to for the working directory.
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