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Merge, update, and pull Git branches without using checkouts

...n directory, you can call it as a git command: git merge-ff. #!/bin/bash _usage() { echo "Usage: git merge-ff <branch> <committish-to-merge>" 1>&2 exit 1 } _merge_ff() { branch="$1" commit="$2" branch_orig_hash="$(git show-ref -s --verify refs/heads/$branch...
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Java regex email

...ddresses. The Regexp's are very similar: public static final Pattern VALID_EMAIL_ADDRESS_REGEX = Pattern.compile("^[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}$", Pattern.CASE_INSENSITIVE); public static boolean validate(String emailStr) { Matcher matcher = VALID_EMAIL_ADDRESS_REGEX.matche...
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How to check if bootstrap modal is open, so i can use jquery validate

... @GregPettit mentions, one can use: ($("element").data('bs.modal') || {})._isShown // Bootstrap 4 ($("element").data('bs.modal') || {}).isShown // Bootstrap <= 3 as discussed in Twitter Bootstrap Modal - IsShown. When the modal is not yet opened, .data('bs.modal') returns undefined, he...
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Group by multiple columns in dplyr, using string vector input

... Since this question was posted, dplyr added scoped versions of group_by (documentation here). This lets you use the same functions you would use with select, like so: data = data.frame( asihckhdoydkhxiydfgfTgdsx = sample(LETTERS[1:3], 100, replace=TRUE), a30mvxigxkghc5cdsvxvyv0ja = s...
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Finding median of list in Python

...mpleteness, @musiphil: only in python 2, and only if you haven't done from __future__ import division. – Chris L. Barnes Nov 6 '17 at 19:27 add a comment  |...
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Is it possible to use 'else' in a list comprehension? [duplicate]

..., 2, 3] So for your example, table = ''.join(chr(index) if index in ords_to_keep else replace_with for index in xrange(15)) share | improve this answer | ...
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Generate random numbers using C++11 random library

...lude <random> #include <iostream> int main() { std::random_device rd; std::mt19937 mt(rd()); std::uniform_real_distribution<double> dist(1.0, 10.0); for (int i=0; i<16; ++i) std::cout << dist(mt) << "\n"; } We use random_device once to see...
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Visual Studio support for new C / C++ standards?

...nt them (or analogues). A couple examples are variadic macros, long long, __pragma, __FUNCTION__, and __restrict. If there are other C99 features that you’d find useful in your work, let us know! We don’t hear much from our C users, so speak up and make yourselves heard http://connect.micros...
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How to delete a file via PHP?

...owing should help realpath — Returns canonicalized absolute pathname is_writable — Tells whether the filename is writable unlink — Deletes a file Run your filepath through realpath, then check if the returned path is writable and if so, unlink it. ...
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decorators in the python standard lib (@deprecated specifically)

...ed when the function is used.""" @functools.wraps(func) def new_func(*args, **kwargs): warnings.simplefilter('always', DeprecationWarning) # turn off filter warnings.warn("Call to deprecated function {}.".format(func.__name__), category=DeprecationW...