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How to find keys of a hash?
I know in javascript Objects double as hashes but i have been unable to find a built in function to get the keys
9 Answers...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...ion outerFunction() {
function innerFunction() {
// code
}
}
Now you can call outerFunction(), but the visiblity of innerFunction() is limited to the scope of outerFunction(), meaning it is private to outerFunction(). It basically follows the same principle as variables in Javascript:
...
How do I determine if my python shell is executing in 32bit or 64bit?
... Thanks for checking. I've substantially revised the answer to show the now documented sys.maxsize test for Python 2.6+ and the struct test used by the platform module which also works for older versions of Python 2.
– Ned Deily
Mar 30 '11 at 17:43
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How do I get Pyflakes to ignore a statement?
...
If you can use flake8 instead - which wraps pyflakes as well as the pep8 checker - a line ending with
# NOQA
(in which the space is significant - 2 spaces between the end of the code and the #, one between it and the NOQA...
How to remove unreferenced blobs from my git repo
...chable=0 -c gc.rerereresolved=0 -c gc.rerereunresolved=0 -c gc.pruneExpire=now gc
You might also need to run something like these first, oh dear, git is complicated!!
git remote rm origin
rm -rf .git/refs/original/ .git/refs/remotes/ .git/*_HEAD .git/logs/
git for-each-ref --format="%(refname)" r...
Is 'switch' faster than 'if'?
Is a switch statement actually faster than an if statement?
12 Answers
12
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Show the progress of a Python multiprocessing pool imap_unordered call?
...h Python 2 and 3. I've used def do_word(*a): time.sleep(.1) as an example. If it doesn't work for you then create a complete minimal code example which demonstrates your issue: describe using words what do you expect to happen and what happens instead, mention how do you run your Python script, what...
How to set cookie in node js using express framework?
... the latter by calling next() when the cookie has been set.
Update
As of now the cookie parser is a seperate npm package, so instead of using
app.use(express.cookieParser());
you need to install it separately using npm i cookie-parser and then use it as:
const cookieParser = require('cookie-p...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
8 Answers
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How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
...itch usually does the trick. However, that is a very useful warning indeed if you care about these things in your project. It becomes annoying when GCC starts to warn you about things not in your code though.
I would recommend you keeping the warning on, but use -isystem instead of -I for include d...