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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...
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?
...
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.
...
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...
Overloading member access operators ->, .*
I understand most operator overloading, with the exception of the member access operators -> , .* , ->* etc.
5 An...
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...
Performance differences between debug and release builds
...d code so difficult. And giving the volatile keyword a meaning.
Array index checking elimination. An important optimization when working with arrays (all .NET collection classes use an array internally). When the JIT compiler can verify that a loop never indexes an array out of bounds then it wil...
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
...
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...
How do I define global variables in CoffeeScript?
...indow.
Node.js
In Node.js there's no window object, instead there's the exports object that gets passed into the wrapper that wraps the Node.js module (See: https://github.com/ry/node/blob/master/src/node.js#L321 ), so in Node.js what you would need to do is exports.foo = 'baz';.
Now let us take ...