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Rank items in an array using Python/NumPy, without sorting array twice
... mind the dependency on scipy, you can use scipy.stats.rankdata:
In [22]: from scipy.stats import rankdata
In [23]: a = [4, 2, 7, 1]
In [24]: rankdata(a)
Out[24]: array([ 3., 2., 4., 1.])
In [25]: (rankdata(a) - 1).astype(int)
Out[25]: array([2, 1, 3, 0])
A nice feature of rankdata is that ...
Why Choose Struct Over Class?
Playing around with Swift, coming from a Java background, why would you want to choose a Struct instead of a Class? Seems like they are the same thing, with a Struct offering less functionality. Why choose it then?
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No line-break after a hyphen
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The reason why the result may differ from a normal hyphen is that many fonts do not contain the non-breaking hyphen. This forces browsers to use a different font, and while the non-breaking hyphen looks the same as normal hyphen in that font, there is no guarant...
Cannot set content-type to 'application/json' in jQuery.ajax
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It would seem that removing http:// from the url option ensures the the correct HTTP POST header is sent.
I dont think you need to fully qualify the name of the host, just use a relative URL as below.
$.ajax({
type: "POST",
contentType: "applic...
How to set size for local image using knitr for markdown?
... png package for example and plot it like a regular plot using grid.raster from the grid package.
```{r fig.width=1, fig.height=10,echo=FALSE}
library(png)
library(grid)
img <- readPNG("path/to/your/image")
grid.raster(img)
```
With this method you have full control of the size of you image....
GitHub relative link in Markdown file
Is there a way to create a URL anchor, <a> , link from within a Markdown file, to another file within the same repository and branch (aka a link relative to the current branch)?
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Entity Framework .Remove() vs. .DeleteObject()
You can remove an item from a database using EF by using the following two methods.
2 Answers
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Is Dvorak typing appropriate for programming? [closed]
...hrough thousands of source code lines ensuring that a good fit was found. (from kaufmann.no/roland/dvorak)
– GabrielF
Feb 25 '16 at 13:43
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Square retrofit server mock for testing
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As the old mechanisms like creating MockClient class and implementing it from Client are not working anymore with Retrofit 2.0, here I describe a new way of doing that. All what you need to do now is to add your custom interceptors for OkHttpClient like it is shown below. FakeInterceptor class jus...
proper way to sudo over ssh
...gt;
root
We're telling sudo not to issue a prompt, and to take its input from stdin. This makes the sudo password passing completely silent so the only response you get back is the output from whoami.
This technique has the benefit of allowing you to run programs through sudo over ssh that thems...