- How to convert these strange characters? (ë, Ã, ì, ù, Ã)
My page often shows things like ë, Ã, ì, ù, à in place of normal characters I use utf8 for header page and MySQL encode How does this happen?
- 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
- RegEx for matching A-Z, a-z, 0-9, _ and . - Stack Overflow
I need a regex which will allow only A-Z, a-z, 0-9, the _ character, and dot ( ) in the input I tried: [A-Za-z0-9_ ] But, it did not work How can I fix it?
- How do I clone a list so that it doesnt change unexpectedly after . . .
Everything @ShadowRanger said here is a great example of an important principle: semantics don't have performance, only implementations do (and if the semantics of two different ways are the same and performance matters enough, eventually optimizations will do both as efficiently as possible - but simpler semantics are easier to optimize because they have less edge cases to deal with, so you
- 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 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
- How can I set up a virtual environment for Python in Visual Studio Code . . .
In my project folder I created a venv folder: python -m venv venv When I run command select python interpreter in Visual Studio Code, my venv folder is not shown I went one level up like suggeste
- 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
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