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- How do I make a flat list out of a list of lists? - Stack Overflow
If your list of lists comes from a nested list comprehension, the problem can be solved more simply directly by fixing the comprehension; please see How can I get a flat result from a list comprehension instead of a nested list? The most popular solutions here generally only flatten one "level" of the nested list See Flatten an irregular (arbitrarily nested) list of lists for solutions that
- How to fix SQL Server 2019 connection error due to certificate issue
To improve the answer, let me sum up the comments: While setting TrustServerCertificate=True or Encrypt=false in the connection string is a quick fix, the recommended way of solving this issue is to provide a proper certificate for your SQL Server from a trusted CA To install a certificate for a single SQL Server instance (source): In SQL Server Configuration Manager, in the console pane
- How to open link in a new tab in HTML? - Stack Overflow
Note I previously suggested blank instead of _blank because, if used, it'll open a new tab and then use the same tab if the link is clicked again However, this is only because, as GolezTrol pointed out, it refers to the name a of a frame window, which would be set and used when the link is pressed again to open it in the same tab
- How do I delete a Git branch locally and remotely?
Don't forget to do a git fetch --all --prune on other machines after deleting the remote branch on the server ||| After deleting the local branch with git branch -d and deleting the remote branch with git push origin --delete other machines may still have "obsolete tracking branches" (to see them do git branch -a) To get rid of these do git fetch --all --prune
- c - What are . a and . so files? - Stack Overflow
I'm currently trying to port a C application to AIX and am getting confused What are a and so files and how are they used when building running an application?
- How do I check whether a file exists without exceptions?
Note: your program will not be 100% robust if it cannot handle the case where a file already exists or doesn't exist at the time you actually try to open or create it respectively The filesystem is concurrently accessible to multiple programs, so the existance-check you did prior to these actions might already be outdated by the time your program acts on it
- git: how to rename a branch (both local and remote)?
I have a local branch master that points to a remote branch origin regacy (oops, typo!) How do I rename the remote branch to origin legacy or origin master? I tried: git remote rename regacy legac
- How to concatenate (join) items in a list to a single string
For handling a few strings in separate variables, see How do I append one string to another in Python? For the opposite process - creating a list from a string - see How do I split a string into a list of characters? or How do I split a string into a list of words? as appropriate
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