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Should I use window.navigate or document.location in JavaScript?
What's the preferred method to use to change the location of the current web page using JavaScript? I've seen both window.navigate and document.location used. Are there any differences in behavior? Are there differences in browser implementations?
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Algorithm to detect corners of paper sheet in photo
What is the best way to detect the corners of an invoice/receipt/sheet-of-paper in a photo? This is to be used for subsequent perspective correction, before OCR.
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How do I use vi keys in ipython under *nix?
Currently in Bash I use set -o vi to enable vi mode in my bash prompt.
6 Answers
6
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Download a specific tag with Git
I'm trying to figure out how I can download a particular tag of a Git repository - it's one version behind the current version.
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Move capture in lambda
...legal code in C++14:
using namespace std;
// a unique_ptr is move-only
auto u = make_unique<some_type>( some, parameters );
// move the unique_ptr into the lambda
go.run( [ u{move(u)} ] { do_something_with( u ); } );
But it is much more general in the sense that captured variables can ...
Django Passing Custom Form Parameters to Formset
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I would use functools.partial and functools.wraps:
from functools import partial, wraps
from django.forms.formsets import formset_factory
ServiceFormSet = formset_factory(wraps(ServiceForm)(partial(ServiceForm, affiliate=request.affiliate)...
Using git, how do I ignore a file in one branch but have it committed in another branch?
I've got a project that I'm deploying to Heroku . The source code tree includes a bunch of mp3 files (the website will be for a recording project I was heavily involved with).
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Passing a string with spaces as a function argument in bash
I'm writing a bash script where I need to pass a string containing spaces to a function in my bash script.
8 Answers
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Using arrays or std::vectors in C++, what's the performance gap?
In our C++ course they suggest not to use C++ arrays on new projects anymore. As far as I know Stroustroup himself suggests not to use arrays. But are there significant performance differences?
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Multiple left-hand assignment with JavaScript
This is equivalent to this:
7 Answers
7
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