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deleting rows in numpy array
...ay([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
x = numpy.delete(x, (0), axis=0)
To delete the third column, do this:
x = numpy.delete(x,(2), axis=1)
So you could find the indices of the rows which have a 0 in them, put them in a list or a tuple and pass thi...
How to get the number of Characters in a String?
...CountInString("世界"))
}
Phrozen adds in the comments:
Actually you can do len() over runes by just type casting.
len([]rune("世界")) will print 2. At leats in Go 1.3.
And with CL 108985 (May 2018, for Go 1.11), len([]rune(string)) is now optimized. (Fixes issue 24923)
The compiler detects len...
Can jQuery read/write cookies to a browser?
...side post backs, I was thinking a cookie would be a simple way to get this done.
8 Answers
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How to deal with SQL column names that look like SQL keywords?
... from . I can't change the name because I didn't make it.
Am I allowed to do something like SELECT from FROM TableName or is there a special syntax to avoid the SQL Server being confused?
...
Putting uncommitted changes at Master to a new branch by Git
...
You can just checkout to the test branch and then commit. You don't lose your uncommited changes when moving to another branch.
Supposing you are at the master branch:
git checkout test
git add .
git add deletedFile1
git add deletedFile2
...
git commit -m "My Custom Message"
I am no...
ASP.NET MVC ActionLink and post method
...ow can I submit values to Controller using ActionLink and POST method?
I don't want to use buttons.
I guess it has something with jquery.
...
How to combine two or more querysets in a Django view?
...ould like to use a generic object_list view to display the results. But to do that, I have to merge 3 querysets into one.
1...
Why does C++ not allow inherited friendship?
...k of something along the lines of virtual friend class Foo; puzzles me. Does anyone know the historical background behind this decision? Was friendship really just a limited hack that has since found its way into a few obscure respectable uses?
...
.NET console application as Windows service
I have console application and would like to run it as Windows service. VS2010 has project template which allow to attach console project and build Windows service.
I would like to not add separated service project and if possible integrate service code into console application to keep console appl...
How to construct a set out of list items in python?
...ay with any iterable object! (Isn't duck typing great?)
If you want to do it iteratively:
s = set()
for item in iterable:
s.add(item)
But there's rarely a need to do it this way. I only mention it because the set.add method is quite useful.
...