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How to display a dynamically allocated array in the Visual Studio debugger?
... will only display the first element of the array when you click the + to expand it. Is there an easy way to tell the debugger, show me this data as an array of type Foo and size X?
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Appending an element to the end of a list in Scala
...lts in List[Int] = List(1, 2, 3, 4)
Note that this operation has a complexity of O(n). If you need this operation frequently, or for long lists, consider using another data type (e.g. a ListBuffer).
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Parse a .py file, read the AST, modify it, then write back the modified source code
...cally generates as does the 2to3 tool for python 2.6 (it converts python 2.x source into python 3.x source).
Both these tools uses the lib2to3 library which is a implementation of the python parser/compiler machinery that can preserve comments in source when it's round tripped from source -> AS...
Convert a list of objects to an array of one of the object's properties
...
You are looking for
MyList.Select(x=>x.Name).ToArray();
Since Select is an Extension method make sure to add that namespace by adding a
using System.Linq
to your file - then it will show up with Intellisense.
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Inserting string at position x of another string
...al: As a prototype method of String
The following can be used to splice text within another string at a desired index, with an optional removeCount parameter.
if (String.prototype.splice === undefined) {
/**
* Splices text within a string.
* @param {int} offset The position to inser...
How do I convert a numpy array to (and display) an image?
... You create array with size (w,h,3), but it should be (h,w,3), because indexing in PIL differs from indexing in numpy. There is related question: stackoverflow.com/questions/33725237/…
– fdermishin
Dec 6 '15 at 18:57
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Retrieve database or any other file from the Internal Storage using run-as
...atabases/file from an Android 5.1+ device run the following command:
adb exec-out run-as debuggable.app.package.name cat databases/file > file
To download multiple files in a folder under the /data/data/debuggable.app.package.name/ at once - use tar:
adb exec-out run-as debuggable.app.package...
Overloading member access operators ->, .*
I understand most operator overloading, with the exception of the member access operators -> , .* , ->* etc.
5 An...
What's the maximum value for an int in PHP?
...he PHP manual:
The size of an integer is
platform-dependent, although a maximum
value of about two billion is the
usual value (that's 32 bits signed).
PHP does not support unsigned
integers. Integer size can be
determined using the constant
PHP_INT_SIZE, and maximum value using
the constant PHP_INT...
What does !! mean in ruby?
...legitimately is preventing a huge chunk of data from being returned. For example you probably don't want to return 3MB of image data in your has_image? method, or you may not want to return your entire user object in the logged_in? method. Using !! converts these objects to a simple true/false.
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