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How do I find duplicates across multiple columns?
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Storing Python dictionaries
...a pickled dictionary instead of with clear text.
You can get klepto here: https://github.com/uqfoundation/klepto
dill is probably a better choice for pickling then pickle itself, as dill can serialize almost anything in python. klepto also can use dill.
You can get dill here: https://github.com/...
Block comments in html.erb templates in rails
...
I wouldn't count as a solution, but perhaps enclosing the chunk between an
<% if false %>
...
<% end %>
or if you feel a little dirty, create a helper that simply outputs nothing.
I've never needed it, but I'm stumbled there seems to be no ou...
Inputting a default image in case the src attribute of an html is not valid?
...koverflow.com/does-not-exist.png" type="image/png">
<img src="https://cdn.sstatic.net/Img/unified/sprites.svg?v=e5e58ae7df45" alt="Stack Overflow logo and icons and such">
</object>
</p>
</body>
</html>
Since the first image doesn't exist,...
How can I determine whether a 2D Point is within a Polygon?
...p.Y < minY || p.Y > maxY )
{
return false;
}
// https://wrf.ecse.rpi.edu/Research/Short_Notes/pnpoly.html
bool inside = false;
for ( int i = 0, j = polygon.Length - 1 ; i < polygon.Length ; j = i++ )
{
if ( ( polygon[ i ].Y > p.Y ) != ( polygon[ j...
TypeError: Missing 1 required positional argument: 'self'
I am new to python and have hit a wall. I followed several tutorials but cant get past the error:
6 Answers
...
Difference between document.addEventListener and window.addEventListener?
...ting chart that shows which types of objects create which types of events: https://developer.mozilla.org/en-US/docs/DOM/DOM_event_reference
If you are listening to a propagated event (such as the click event), then you can listen for that event on either the document object or the window object. ...
Relative paths based on file location instead of current working directory [duplicate]
....g., HP-UX (thanks, @Charles Duffy).
The following solution, inspired by https://stackoverflow.com/a/1116890/45375,
defines helper shell function, rreadlink(), which resolves a given symlink to its ultimate target in a loop - this function is in effect a POSIX-compliant implementation of GNU readl...
Bower and devDependencies vs dependencies
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Select distinct values from a table field
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