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Removing pip's cache?
...the offending package. Linux is ~/.cache/pip, Mac is ~/Library/Caches/pip, etc. Interestingly, psycopg2 was also my problem package, but it was because the existing package was compiled for a different Postgresql library, which no longer existing on my server.
– Chris Cogdon
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MVC 4 Razor File Upload
...ase in your controller or API. After this you can simple detect size, type etc.
File properties you can find here:
MVC3 How to check if HttpPostedFileBase is an image
For example ImageApi:
[HttpPost]
[Route("api/image")]
public ActionResult Index(HttpPostedFileBase file)
{
if (file !...
What is the App_Data folder used for in Visual Studio?
...te might use like, for example, XML files (like a list of states/countries/etc)
– John Sheehan
Feb 9 '09 at 16:35
1
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What does %w(array) mean?
...i[ a b c ] # => [ :a, :b, :c ]
%i_ a b c _ # => [ :a, :b, :c ]
# etc...
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How do I delete a local repository in git? [duplicate]
...n (branches, versions).
If you want to delete everything (git-data, code, etc), just delete the whole directory.
.git directories are hidden by default, so you'll need to be able to view hidden files to delete it.
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CSS margin terror; Margin adds space outside parent element [duplicate]
...n the other answers didn't work for me. Transparent borders, inline-block, etc., all caused other problems. Instead, I added the following css to my ancestor element:
parent::after{
content: "";
display: inline-block;
clear: both;
}
Depending on your situation, this may cause its own proble...
How to sort an ArrayList?
...herModel and have a line like this : return lhs.id > rhs.id ? -1 : .. etc
– user2808054
Jan 12 '18 at 17:54
The c...
How do I set the UI language in vim?
... note: this will set the language of the menu, but the messages etc. need the :language set.
– Daren Thomas
Nov 30 '11 at 8:55
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Replace only some groups with Regex
... In order for this to work, I had to add .Value to m.Groups[1] etc.
– jbeldock
Dec 4 '13 at 19:02
11
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get list of pandas dataframe columns based on data type
...object
dtype: object
In [13]: msk = df.dtypes == np.float64 # or object, etc.
In [14]: msk
Out[14]:
0 False
1 True
2 False
dtype: bool
You can look at just those columns with the desired dtype:
In [15]: df.loc[:, msk]
Out[15]:
1
0 2.3456
Now you can use round (or whateve...