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How can I find the last element in a List?
... the list is empty. So if you get 0 back from a List<int> you won't know if the list was empty or the last value was 0. In short, you need to check the Count whichever retrieval mechanism you decide to use.
– 0b101010
Nov 7 '14 at 16:23
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How to display pandas DataFrame of floats using a format string for columns?
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As of Pandas 0.17 there is now a styling system which essentially provides formatted views of a DataFrame using Python format strings:
import pandas as pd
import numpy as np
constants = pd.DataFrame([('pi',np.pi),('e',np.e)],
colum...
Using Ajax.BeginForm with ASP.NET MVC 3 Razor
... to be going to its own page and not just replacing a div result. Do you know why?
– David
Apr 11 '11 at 0:33
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Combined area of overlapping circles
...ntained in any other circles.
Identifying these 3 types of dots is easy. Now construct a graph data structure where the nodes are the blue dots and the red dots with white interior. For every circle, put an edge between the circle middle (blue dot) and each of its intersections (red dots with whit...
How can I use xargs to copy files that have spaces and quotes in their names?
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find . -print0 | grep --null 'FooBar' | xargs -0 ...
I don't know about whether grep supports --null, nor whether xargs supports -0, on Leopard, but on GNU it's all good.
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How to generate XML file dynamically using PHP?
...ree.
For reference you can read http://it.php.net/manual/en/book.dom.php
Now we will take a quick tour of the code below.
at line 2 we create an empty xml document
(just specify xml version (1.0) and encoding (utf8))
now we need to populate the xml tree:
We have to create an xmlnode (line 5...
How to increase request timeout in IIS?
...go and didn't associate it with all the timeout errors I'd been receiving. Now I know.
– Doug S
Oct 31 '15 at 4:45
Not...
How to open a local disk file with JavaScript?
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I currently use this with development versions of Chrome (6.x). I don't know what other browsers support it.
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What's the best way to parse a JSON response from the requests library?
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I am a little curious what is now data is it a list of list or a dictionary.
– Krishna Oza
May 30 '15 at 18:05
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Check if item is in an array / list
...(lambda x : x == 5, nums)) > 0)
This solution is more robust. You can now check whether any number satisfying a certain condition is in your array nums.
For example, check whether any number that is greater than or equal to 5 exists in nums:
(len(filter (lambda x : x >= 5, nums)) > 0)
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