Understanding .get() method in Python - Stack Overflow
The sample code in your question is clearly trying to count the number of occurrences of each character: if it already has a count for a given character, get returns it (so it's just incremented …
pandas how to check dtype for all columns in a dataframe?
Nov 1, 2016 · It seems that dtype only work for pandas.DataFrame.Series, right? Is there a function to display data types of all columns at once?
List all environment variables from the command line
Mar 16, 2011 · Is it possible to list all environment variables from a Windows' command prompt? Something equivalent to PowerShell's gci env: (or ls env: or dir env:).
How to recover stashed uncommitted changes - Stack Overflow
May 25, 2018 · I had some uncommitted changes in my development branch and I stashed them using git stash, but there were some changes which were very important among those stashed …
Full Listing of Installed Programs using Powershell
Get-WmiObject -Class Win32_Product However, this gives an incomplete listing of installed programs when compared with the list of installed programs in the Control panel.
Automatically create file 'requirements.txt' - Stack Overflow
Mar 19, 2019 · Sometimes I download the Python source code from GitHub and don't know how to install all the dependencies. If there isn't any requirements.txt file I have to create it by hand. …
Command to list all files in a folder as well as sub-folders in windows
Mar 11, 2015 · I tried searching for a command that could list all the file in a directory as well as subfolders using a command prompt command. I have read the help for "dir" command but …
Retrieving password from Windows Credential Manager using CMD
Feb 12, 2015 · I am trying to add and retrieve credentials from Windows Credential Manager using a command prompt. To add a new credential, I have the command like below and it …
List all devices, partitions and volumes in Powershell
Nov 2, 2009 · To get all of the file system drives, you can use the following command: gdr -PSProvider 'FileSystem' gdr is an alias for Get-PSDrive, which includes all of the "virtual …
sql - How to select only the first rows for each unique value of a ...
In the table, one customer like John Smith can have multiple addresses. I need the SELECT query for this table to return only first row found where there are duplicates in 'CName'. For …