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Only read selected columns
Can anyone please tell me how to read only the first 6 months (7 columns) for each year of the data below, for example by using read.table() ?
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Android Shared preferences for creating one time activity (example) [closed]
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String value = yourPreference.getData(YOUR_KEY); Error :non static content canot be refered in static context
– Jana Babu
May 19 '17 at 10:35
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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
...something_else
fi
Note: If $response is an empty string, it will give an error. To fix, simply add quotation marks: "$response". – Always use double quotes in variables containing strings (e.g.: prefer to use "$@" instead $@).
Or, Bash 4.x:
read -r -p "Are you sure? [y/N] " response
response=$...
What is 'Pattern Matching' in functional languages?
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head :: List a -> a
-- An empty list has no first item, so we raise an error.
head Nil = error "empty list"
-- If we are given a `Cons`, we only want the first part; that's the list's head.
head (Cons h _) = h
Since List a values can be of two different kinds, we need to handle each one...
std::next_permutation Implementation Explanation
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edited Aug 25 '14 at 17:05
rvighne
16.2k77 gold badges4242 silver badges6262 bronze badges
answered Ja...
How to uninstall Python 2.7 on a Mac OS X 10.6.4?
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answered Apr 22 at 9:05
Athul RajAthul Raj
1,06311 gold badge88 silver badges2121 bronze badges
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Git keeps asking me for my ssh key passphrase
...r's keychain.
– Kirk
Jan 7 '17 at 1:05
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@Kirk ssh-add -K gives the following: unknown option --...
Read and parse a Json File in C#
... not needed.
– dbc
Jun 11 '19 at 19:05
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Type hinting a collection of a specified type
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edited Apr 8 at 2:05
answered Apr 8 '18 at 10:28
Co...
Disable same origin policy in Chrome
...o access local files.
Update: For Chrome 22+ you will be presented with an error message that says:
You are using an unsupported command-line flag: --disable-web-security. Stability and security will suffer.
However you can just ignore that message while developing.
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