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Find the most frequent number in a numpy vector
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If your list contains all non-negative ints, you should take a look at numpy.bincounts:
http://docs.scipy.org/doc/numpy/reference/generated/numpy.bincount.html
and then probably use np.argmax:
a = np.array([1,2,3,1,2,1,1,1,3,2,2,1])
counts = np.bi...
Remove an entire column from a data.frame in R
...u could do
Data <- subset( Data, select = -c(d, b ) )
You can remove all columns between d and b with:
Data <- subset( Data, select = -c( d : b )
As I said above, this syntax works only when the column names are known. It won't work when say the column names are determined programmatical...
Javascript Equivalent to C# LINQ Select
... object literal based solutions when filtering 1-2 properties, and pass a callback function for more complex filtering.
I'll end this with 2 general tips when adding methods to native object prototypes:
Check for occurrence of existing methods before overwriting e.g.:
if(!Array.prototype.where) ...
Is there a real solution to debug cordova apps [closed]
...ML5 app I created using Cordova 3.2 and deployed to an Android 2.3 device. All the articles/posts I've seen provide hacks rather than real solutions :( and most of the time, none of them works for my case; debug the css styles and the Angularjs code inside my app..
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Get source jar files attached to Eclipse for Maven-managed dependencies
...ou can configure it to download both the source files and javadoc automatically for you.
This is achieved by going into Window > Preferences > Maven and checking the "Download Artifact Sources" and "Download Artifact JavaDoc" options.
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Select datatype of the field in postgres
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PostgreSQL allows you to have the same table name (even an identical table) in multiple schemas. The robust way to write that WHERE clause considers that possibility: where table_catalog = ? and table_schema = ? and table_name = ?; But ...
Application Crashes With “Internal Error In The .NET Runtime”
...in code at which this exception is raised isn't helpful, the corruption usually occurred well before the damage is detected.
Finding the exact cause for this is going to be difficult. Review any unmanaged code your service might be using. Suspect environmental problems if there is no obvious cand...
versionCode vs versionName in Android Manifest
... The versionCode attribute holds the significant version number used internally.
Reading that it's pretty clear that versionName is just something that's shown to the user, versionCode is what matters. Just keep increasing it and everything should be good.
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Select text on input focus
...ndency.
Update2: Restrict as attribute.
Update3: Works in mobile Safari. Allows selecting part of the text (requires IE>8).
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Checking if an object is a given type in Swift
... array that is made up of AnyObject . I want to iterate over it, and find all elements that are array instances.
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