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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
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EDIT:
To avoid a SettingWithCopyWarning, use the built in column-specific functionality:
df.fillna({1:0}, inplace=True)
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pass post data with window.location.href
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I have data coming from 3 different forms and I am trying to send all 3 forms to the same page so I've been trying to serialize the forms with jQuery and send them some other way
– Brian
Mar 3 '10 at 1:55
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How can I check if an ip is in a network in Python?
Given an ip address (say 192.168.0.1), how do I check if it's in a network (say 192.168.0.0/24) in Python?
27 Answers
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Getting multiple keys of specified value of a generic Dictionary?
... IList<TFirst> firsts;
IList<TSecond> seconds;
if (!firstToSecond.TryGetValue(first, out seconds))
{
seconds = new List<TSecond>();
firstToSecond[first] = seconds;
}
if (!secondToFirst.TryGetValue(second, out firsts))
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Get difference between two lists
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Out[5]: set([1])
where you might expect/want it to equal set([1, 3]). If you do want set([1, 3]) as your answer, you'll need to use set([1, 2]).symmetric_difference(set([2, 3])).
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How do I read image data from a URL in Python?
...8.0. Just use Image.open(response.raw). PIL automatically checks for that now and does the BytesIO wrapping under the hood. From: pillow.readthedocs.io/en/3.0.x/releasenotes/2.8.0.html
– Vinícius M
Feb 6 at 15:21
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How do I use reflection to invoke a private method?
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@MoumitMondal are your methods static? You have to specify BindingFlags.Instance as well as BindingFlags.NonPublic for non-static methods.
– BrianS
Nov 26 '14 at 16:06
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How do I properly escape quotes inside HTML attributes?
...map, lang, marginheight, marginwidth, multiple, nohref, noresize, noshade, nowrap, ref, rel, rev, rows, rowspan, scrolling, shape, span, summary, tabindex, title, usemap, valign, value, vlink, vspace, width
You really want to keep untrusted data out of javascript handlers as well as id or name attr...
How can I check if the current date/time is past a set date/time?
...r, if you are using UTC dates (as you should), prefer to use new DateTime("now", new DateTimeZone('UTC')). This will prevent your app from misunderstandable bugs in dates. i advise you to store it in a function static variable, a class static or somewhere else in your running process...
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std::unique_lock or std::lock_guard?
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The difference is that you can lock and unlock a std::unique_lock. std::lock_guard will be locked only once on construction and unlocked on destruction.
So for use case B you definitely need a std::unique_lock for the condition v...