大约有 44,000 项符合查询结果（耗时：0.0578秒） [XML]
pandas dataframe columns scaling with sklearn
...
I am not sure if previous versions of pandas prevented this but now the following snippet works perfectly for me and produces exactly what you want without having to use apply
>>> import pandas as pd
>>> from sklearn.preprocessing import MinMaxScaler
>>> scal...
Get generic type of java.util.List
...ut if they're inside the same scope of the class/method where you need to know about them, then there's no point of knowing them, because you already have declared them yourself.
share
|
improve thi...
Google Maps v3 - limit viewable area and zoom level
...
Now this is surely the best way to restrict the zoom level. When I was writing the post the feature wasn't present in Maps API v3. Thankfully, they keep improving the API.
– Tomik
Mar 5 ...
Loader lock error
...
Wanted to share an update in VS2015, you now need to go to Debug->Windows->Exception Settings. The rest is the same with Managed Debugging Assistants \ LoaderLock
– jxramos
Aug 3 '16 at 19:10
...
How to sort an array by a date property
...
After correcting the JSON this should work for you now:
var array = [{id: 1, date:'Mar 12 2012 10:00:00 AM'}, {id: 2, date:'Mar 8 2012 08:00:00 AM'}];
array.sort(function(a, b) {
var c = new Date(a.date);
var d = new Date(b.date);
return c-d;
});
...
How do I create a basic UIButton programmatically?
...
i write as it as you defined, now i have defined constant in VC and other parts inside the function
– Xcodian Solangi
Dec 20 '17 at 10:01
...
How do I set the time zone of MySQL?
... this answer.
To get the current timezone offset as TIME
SELECT TIMEDIFF(NOW(), UTC_TIMESTAMP);
It will return 02:00:00 if your timezone is +2:00.
To get the current UNIX timestamp:
SELECT UNIX_TIMESTAMP();
SELECT UNIX_TIMESTAMP(NOW());
To get the timestamp column as a UNIX timestamp
SELECT...
How can I open the interactive matplotlib window in IPython notebook?
...
Works for me now (2014-08) using current release of Python 2.7 on Win7 x64.
– nerdfever.com
Aug 29 '14 at 1:31
...
Python: How to create a unique file name?
...
Sorry i am working on windows platform so dont know how to handle subprocess
– MysticCodes
Jun 3 '10 at 10:04
...
LINQ: Not Any vs All Don't
...c<TSource, bool> predicate)
{
return !source.Any(predicate);
}
Now instead of your original
if (!acceptedValues.Any(v => v == someValue))
{
// exception logic
}
you could say
if (acceptedValues.None(v => v == someValue))
{
// exception logic
}
...