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How do I detect if software keyboard is visible on Android Device or not?
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Thanks for this snippet, I have one question that is this code required to remove listener?
– Pratik Butani
Aug 16 '19 at 6:54
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How to find the Git commit that introduced a string in any branch?
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+1 for excellence. Pointing at -S is one thing, explaining things, better. Also, I like to use --decorate to see what branches things come from
– sehe
Apr 28 '11 at 9:25
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Paste multiple columns together
...- c("b", "c", "d")
You can add the new column to data and delete the old ones with
data$x <- do.call(paste, c(data[cols], sep="-"))
for (co in cols) data[co] <- NULL
which gives
> data
a x
1 1 a-d-g
2 2 b-e-h
3 3 c-f-i
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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
... stuck here, but the solution is easy. There a few options but this is the one I like. Type the following commands:
sudo apt-get install libcap2-bin
sudo setcap cap_net_bind_service=+ep `readlink -f \`which node\``
Now, when you tell a Node application that you want it to run on port 80, it will ...
How to remove the hash from window.location (URL) with JavaScript without page refresh?
...n here. Leaving this answer here though with respect to being the original one in 2009 whereas the correct one which leverages new browser APIs was given 1.5 years later.
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Removing a list of characters in string
... ['.', '!', '?']
>>> subj = 'A.B!C?'
>>> subj.translate(None, ''.join(chars_to_remove))
'ABC'
Otherwise, there are following options to consider:
A. Iterate the subject char by char, omit unwanted characters and join the resulting list:
>>> sc = set(chars_to_remove)
&g...
Automatically open Chrome developer tools when new tab/new window is opened
... do this in Chrome. You'll have to use a keystroke solution or F12 as mentioned above.
I recommended it as a feature. I know I'm not the first either.
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How to paste over without overwriting register
Does anyone know of a way to paste over a visually selected area without having the selection placed in the default register?
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Is arr.__len__() the preferred way to get the length of an array in Python?
...rs:
my_string = 'hello world'
len(my_string)
# 11
It was intentionally done this way so that lists, tuples and other container types or iterables didn't all need to explicitly implement a public .length() method, instead you can just check the len() of anything that implements the 'magic' __len__...
Convert UTF-8 encoded NSData to NSString
... NSData from windows server and I want to convert it to NSString for iPhone. Since data contains characters (like a degree symbol) which have different values on both platforms, how do I convert data to string?
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