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Read a zipped file as a pandas DataFrame
I'm trying to unzip a csv file and pass it into pandas so I can work on the file.
The code I have tried so far is:
5 Ans...
Generating random integer from a range
I need a function which would generate a random integer in given range (including border values). I don't unreasonable quality/randomness requirements, I have four requirements:
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MongoDB: Find a document by non-existence of a field?
...operator:
db.mycollection.find({ "price" : { "$exists" : false } })
and see its documentation.
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How to compare Lists in Unit Testing
...gave more detailed messages when it failed. "Different number of elements" and "Element at index 0 do not match" are slightly useless. What are they then?!
– Colonel Panic
May 15 '15 at 15:45
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Python loop counter in a for loop [duplicate]
...ted to loop counters, but they were either deferred or rejected ( PEP 212 and PEP 281 ).
4 Answers
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Fill SVG path element with a background-image
...100" height="100" />
</pattern>
</defs>
Adjust the width and height according to your image, then reference it from the path like this:
<path d="M5,50
l0,100 l100,0 l0,-100 l-100,0
M215,100
a50,50 0 1 1 -100,0 50,50 0 1 1 100,0
M265,50
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Blocks on Swift (animateWithDuration:animations:completion:)
...in. That tells the compiler that this closure takes a Bool labeled 'value' and returns void.
For reference, if you wanted to write a closure that returned a bool the syntax would be
{(value: Bool) -> bool in
//your stuff
}
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Mediator Vs Observer Object-Oriented Design Patterns
...ave been reading the Gang Of Four , in order to solve some of my problems and came across the Mediator pattern.
8 Answer...
How would you make two s overlap?
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I might approach it like so (CSS and HTML):
html,
body {
margin: 0px;
}
#logo {
position: absolute; /* Reposition logo from the natural layout */
left: 75px;
top: 0px;
width: 300px;
height: 200px;
z-index: 2;
}
#content {
m...
Why are variables “i” and “j” used for counters?
...ation notation traditionally uses i for the first index, j for the second, and so on. Example (from http://en.wikipedia.org/wiki/Summation):
It's also used that way for collections of things, like if you have a bunch of variables x1, x2, ... xn, then an arbitrary one will be known as xi.
As...