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How to tell whether a point is to the right or left side of a line
I have a set of points. I want to separate them into 2 distinct sets. To do this, I choose two points ( a and b ) and draw an imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set.
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Piping buffer to external command in Vim
I am kind of a Vim novice. I would like to send contents of the current buffer to stdin of external command (lets say mail). My final purpose is to set a shortcut to quickly send email from current Vim buffer. I am guessing this should be a trivial stuff, but I couldn't find a way to send Vim buffer...
How to turn on line numbers in IDLE?
In the main shell of IDLE, errors always return a line number but the development environment doesn't even have line numbers. Is there anyway to turn on line numbers?
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Font Awesome icon inside text input element
I am trying to insert a user icon inside username input field.
22 Answers
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Git authentication fails after enabling 2FA
I just enabled 2FA (I can't think of any other changes I made) and git asked for my username and password. I provided both, but they were "wrong". I tried many of the solutions here: Git push requires username and password but that didn't work. In particular, when switching from https to ssh, the ...
The function to show current file's full path in mini buffer
I need to get the full path of the file that I'm editing with emacs.
12 Answers
12
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Deleting lines from one file which are in another file
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Where is the itoa function in Linux?
itoa() is a really handy function to convert a number to a string. Linux does not seem to have itoa() , is there an equivalent function or do I have to use sprintf(str, "%d", num) ?
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How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
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Is it possible to use “/” in a filename?
I know that this is not something that should ever be done, but is there a way to use the slash character that normally separates directories within a filename in Linux?
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