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Removing numbers from string [closed]
...ts list
for i in s:
if not i.isdigit():
no_digits.append(i)
# Now join all elements of the list with '',
# which puts all of the characters together.
result = ''.join(no_digits)
As @AshwiniChaudhary and @KirkStrauser point out, you actually do not need to use the brackets in the one-...
Open file via SSH and Sudo with Emacs
...ll uses the proxy mechanism underneath, tramp-default-proxies-alist should now include the value ("remotehost" "root" "/ssh:you@remotehost:")
Meaning that the proxy /ssh:you@remotehost: is going to be used whenever you request a file as root@remotehost.
root is the default user for these methods, bu...
How to create a new branch from a tag?
... same name.
In this, and in similar scenarios, the important thing is to know: branches and tags are actually single-line text files in .git/refs directory, and we can reference them explicitly using their pathes below .git. Branches are called here "heads", to make our life more simple.
Thus, ref...
Windows shell command to get the full path to the current directory?
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@unknown - you might be better off by describing the original problem in the first place.
– Rook
Mar 3 '09 at 19:20
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What are the most common non-BMP Unicode characters in actual use? [closed]
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Emoji are now the most common non-BMP characters by far. ????, otherwise known as U+1F602 FACE WITH TEARS OF JOY, is the most common one on Twitter's public stream. It occurs more frequently than the tilde!
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Regex how to match an optional character
I have a regex that I thought was working correctly until now. I need to match on an optional character. It may be there or it may not.
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Does JavaScript have a built in stringbuilder class?
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I didn't know push could accept multiple arguments. The random things you learn.
– Carcigenicate
Mar 16 '16 at 22:33
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What happened to “HelveticaNeue-Italic” on iOS 7.0.3
...t it is a bug. I have filed it as such with Apple. Sadly for me, my app is now crashing. The font is used in a 3rd party library I am using. Many folks on Twitter are reporting problems.
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im...
Remove commas from the string using JavaScript
...alue.replace(/,/g, ""); // remove commas
value = parseFloat(value); // now parse to float should always be clean input
// Do the actual math and setState calls here
}
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improve this ...
Compare double to zero using epsilon
...32k, much closer to zero than the epsilon around one we calculated above!
Now this is a toy floating point model that does not reflect all the quirks of a real floating point system , but the ability to reflect values smaller than epsilon is reasonably similar with real floating point values.
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