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c# - Default parameter for CancellationToken - Stack Overflow 3 Making the parameter nullable and using null as default value: Task DoAsync(…, CancellationToken? ct = null) { … ct ?? CancellationToken None … } I like this solution least because nullable types come with a small runtime overhead, and references to the cancellation token become more verbose because of the null coalescing operator ??
x509 - How to convert . crt to . pem - Stack Overflow How can I convert crt to pem? crt files may already be in PEM format (in which case the answer above will work, or a simple copy which does the exact same thing) Or, they may be in DER format, in which case the above answer won't work, and you need to add -inform DER as other comments and answers have noted
How to fix ImportError: No module named . . . error in Python? A better fix than setting PYTHONPATH is to use python -m module path This will correctly set sys path[0] and is a more reliable way to execute modules I have a quick writeup about this problem, as other answerers have mentioned the reason for this is python path to file py puts path to on the beginning of the PYTHONPATH (sys path)
t sql - Combining INSERT INTO and WITH CTE - Stack Overflow I have a very complex CTE and I would like to insert the result into a physical table Is the following valid? INSERT INTO dbo prf_BatchItemAdditionalAPartyNos ( BatchID, AccountNo,
github - Git - remote: Repository not found - Stack Overflow This message can occur when a repository IS found, but we don't have commit access Not well-worded! I received the repo-not-found message after cloning a gitHub repository created for me by my boss I could clone and commit locally, but could not push commits upstream The repository owner had not given me write access Solved by a plea for write access to the repo owner
c - What do 0LL or 0x0UL mean? - Stack Overflow I am reading the Google Go tutorial and saw this in the constants section: There are no constants like 0LL or 0x0UL I tried to do a Google search but all that comes up are instances where people
python - Errno 13 Permission denied - Stack Overflow For future searchers, if none of the above worked, for me, python was trying to open a folder as a file Check at the location where you try to open the file, if you have a folder with exactly the same name as the file you try to open (the file extension is part of the file name)