Questions about contexts, which are used in Mathematica to organize defined symbols and avoid conflict between symbols that would otherwise have the same name. They are created when packages are loaded.
27
votes
3answers
821 views
What is the most convenient way to read definitions of in-memory symbols when we don't have the source files?
Note: I put Simon's implementation on GitHub. Contributions welcome!
When trying to read the definition of already defined (package or built-in) symbols using ...
18
votes
3answers
452 views
How to load a package without naming conflicts?
This question applies to any package, but I encountered this problem while working with graphs.
There are symbols in the Combinatorica package (such as ...
10
votes
1answer
221 views
Is it possible to use Begin and End inside a Manipulate?
May be someone can explain why I can't use Begin["context`"] and End[] inside a Manipulate ...
16
votes
2answers
279 views
Context unique to each group at a specified level
Recent versions of Mathematica provide the option of having a unique $Context for each cell group, via:
Evaluation > Notebook's Default Context > Unique to Each ...
13
votes
1answer
509 views
Why are some function names red?
I need to evaluate
Needs["GraphUtilities`"]
before I can use functions such as GraphPath[]. When I do so, some functions get ...
7
votes
1answer
764 views
How do I create and use Mathematica packages?
I have created a package following the tutorial in Mathematica 8 virtual book. However this tutorial is quite, let's call it, "short". I have a TestPackage.m file:
...
10
votes
2answers
118 views
Globally loading packages while using a CellGroup as the default context
I have a notebook I wish to set up where the sections are conceptually related to each other. But, I wish to isolate them from each other programmatically, so that they do not interfere with one ...
5
votes
6answers
492 views
How can you give a Module a context and have its local variables and Modules belong to that context?
What would be the best way to give a module its own context and have its local variables and Modules belong to that context?
11
votes
4answers
318 views
Strategies for avoiding and handling shadowing
When dealing with namespaces in Mathematica (BeginPackage, $ContextPath ...) one is unavoidably confronted with the problem of ...
18
votes
1answer
352 views
Local variables in Module leak into the Global context
From the Mathematica documentation on Module:
Module allows you to set up local variables with names that are local to the module.
But after using ...
5
votes
2answers
166 views
Delete contexts from a string representation of a symbol
I want to delete the string representing the context of a symbol.
For info I need such a functionality in my ShowIt function defined here
I'd like to know how I ...
7
votes
1answer
112 views
Organizing similar datasets using Contexts or otherwise
I often import several long time series to analyze something about a city. When I have multiple cities, I use contexts. As a simple example,
...
