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Why does a RegExp with global flag give wrong results?
...hat is the problem with this regular expression when I use the global flag and the case insensitive flag? Query is a user generated input. The result should be [true, true].
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Iterating over all the keys of a map
...ned ordering of keys. Furthermore, since Go 1, key order is intentionally randomized between runs to prevent dependency on any perceived order.
– Mark Renouf
Apr 28 '13 at 15:04
6
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What is the pythonic way to unpack tuples? [duplicate]
...41, 0)
dt = datetime.datetime(*t[0:7])
This is called unpacking a tuple, and can be used for other iterables (such as lists) too. Here's another example (from the Python tutorial):
>>> range(3, 6) # normal call with separate arguments
[3, 4, 5]
>>> args = [3, 6]
>...
how to check if a file is a directory or regular file in python? [duplicate]
... @cs95, You're going to have to check if the file exists first, and then check if it is a directory. If a file doesn't exist, it can't be a directory anyway! You're looking for os.path.exists: docs.python.org/3/library/os.path.html#os.path.exists
– b4ux1t3
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Hide html horizontal but not vertical scrollbar
...of fixed width, but variable height. I would like to set overflow:scroll and be able to show a vertical scrollbar, but not a horizontal one. I am not able to use overflow:auto due to other things specific to my situation.
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Returning a C string from a function
...Other languages (Java, Pascal, etc.) use different methodologies to understand "my string".
If you ever use the Windows API (which is in C++), you'll see quite regularly function parameters like: "LPCSTR lpszName". The 'sz' part represents this notion of 'string-zero': an array of bytes with a null...
Undo git update-index --assume-unchanged
...ssume-unchanged, just use git update-index --really-refresh. With that command, you don't need to look for the files with git ls-files first.
– theDmi
Sep 8 '15 at 7:41
add a ...
Does Python have an ordered set?
...s referred to from the Python 2 Documentation. This runs on Py2.6 or later and 3.0 or later without any modifications. The interface is almost exactly the same as a normal set, except that initialisation should be done with a list.
OrderedSet([1, 2, 3])
This is a MutableSet, so the signature for ...
How to bind inverse boolean properties in WPF?
...I need to go with a solution that "I" will remember, which I will use over and over. I also feel that the less wordy something is the better, and creating an inverse property is very explicit, making it easy for me to remember, as well as future dev's ( I Hope, I Hope ), to be able to quickly see ...
Test whether a glob has any matches in bash
...compgen -G "<glob-pattern>"
Escape the pattern or it'll get pre-expanded into matches.
Exit status is:
1 for no-match,
0 for 'one or more matches'
stdout is a list of files matching the glob.
I think this is the best option in terms of conciseness and minimizing potential side effect...