Questions on Mathematica packages, which are self-contained bundles of Mathematica code that add new functions and other functionality.

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72
votes
8answers
10k views

Creating Mathematica packages

I'm building a package to help me write packages and their documentation. In this post I explained how to make a package and its documentation. In the answer I provided I describe how to build a very ...
26
votes
3answers
2k 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 ...
13
votes
2answers
1k views

Automatically load packages at startup

I'm a physics student and I try to simplify my day with Mathematica. Every time I use Mathematica I need Div[], Grad[], ...
41
votes
3answers
2k views

How to distribute proprietary Mathematica code

If I want to make package-code completely unreadable, in a way that the end-user can only call my functions, but has no way to re-engineer my definitions, how would I do that? I know I can use ...
21
votes
3answers
985 views

How to program a F::argx message?

How useful is it to program a user-built function in a package to produce a red warning message F::argx if you give the wrong number of arguments to that function? ...
24
votes
3answers
8k views

Differential geometry add-ons for Mathematica

I need a differential geometry tool for Mathematica. Is there any add-on? Unfortunately, Mathematica does not include such functionality or I can not find it.
20
votes
4answers
451 views

Result about Context is inconsistent with the description of “Power Programming with Mathematica”

x = 5; temp`x = 6; Begin["temp`"] {x, Global`x, temp`x} The result in my Mathematica session is {5,5,6}, but it's ...
47
votes
1answer
3k views

Recommended settings for git when using with Mathematica projects?

Background I'm relatively new to git — currently overseeing an offshore .NET-based development project on GitHub within a private business account, but little experience beyond that. I'd like to set ...
26
votes
2answers
482 views

What's the difference between these two ways of specifying dependent packages?

What's the difference between these two ways of specifying dependent packages? Method 1: BeginPackage["foo`bar`", {"xxx`", "yyy`"}] Method 2: ...
19
votes
1answer
851 views

What is the proper method to load a Mathematica package inside a DynamicModule

I have a DynamicModule that requires loading of Mathematica packages. The usual methods do not seem to apply (...
9
votes
1answer
343 views

Possible Bug of loading Package @ Mathematica 10.1

When I open mathematica, there will pop-up some messages where << package` is in the following file ...
25
votes
2answers
1k views

What are recommended guidelines for developing packages?

This might be of general interest – I have different questions regarding naming conventions, contexts, subcontexts, shadowing, etc., but I do feel that they are closely related, thus I don't really ...
13
votes
2answers
1k views

How to work with Application Project files in Wolfram Workbench?

I have figured out that in a basic project I simply have to call the main package (m file) from the notebook using <<nameofmfile` and then the notebook ...
22
votes
4answers
754 views

Defining functions in stylesheets

Is there a way to define functions in a stylesheet? So far I have managed to write my stylesheets without the need to use my own custom functions or definitions. For instance, maybe I have some color ...
13
votes
2answers
1k views

How to unload automatically loaded packages?

I know that this has been discussed here (How do I clear all user defined symbols?), but my case is somewhat different. How does one unload packages during runtime that were loaded with the start of ...
12
votes
1answer
848 views

user defined functions, how to save them for future use?

I need certain user defined functions over and over. I was wondering how can I define and where and how to save them such that each time I start a notebook, these functions are available and need not ...
9
votes
3answers
2k views

How do I create a package from an existing notebook?

I have a notebook containing some functions, for example: f[x_] := 2*x g[x_] := x^2 Now I would like to convert this notebook to a package, ...
9
votes
2answers
5k views

Two x-axis with different units connected by function using CustomTicks

I am trying to make a plot of some photoluminescence data, where wavelength is on the x-axis, and intensity is on the y-axis. Also, I would like to have the graph boxed, with the upper x-axis having ...
26
votes
1answer
525 views

In 10.1.0 BenchmarkPlot doesn't work?

Bug introduced in 10.1 This bug was resolved in 10.2.0, but another bug was introduced in 10.3.0 persisting through 10.3.1 and finally resolved in 10.4 In Mathematica 10.1.0 and 10.3.0 ...
13
votes
3answers
1k views

How can I return private members of a Mathematica package as the output of package functions without the “PackageName`Private`” prefix?

I have created a Mathematica package that manipulates various types of input physics data into a common form of output data for further analysis. To make this process more efficient and manageable, I ...
7
votes
1answer
2k views

How to execute a function in the package from java?

I use Wolfram Workbench 2.0. I can get a KernelLink object and evaluate some simple expressions like "2+2". But I don't know how to export a package and execute ...
7
votes
2answers
432 views

Summa package problem

I need to use the features of the Summa package but it doesn't work in Mathematica 9. It gives the error Cannot open Utilities`FilterOptions` My question is: ...
33
votes
0answers
3k views

Custom package development: Basic steps [duplicate]

Every once in a while, I write a generic function that I use quite often for months to come. However, package development in Mathematica is not very well documented from what I can tell, and I was not ...
28
votes
2answers
2k views

What is a “Paclet”?

I often see references to "paclets", for example the PacletManager` context, the PacletInfo.m file in some packages and next to ...
21
votes
3answers
1k views

Listing the functions defined in a package

Assume that I know a package's (Context?) name that is loaded. Now I want to list the functions defined in this package. How can I do it? I remember that I found a way once, but I cannot re-find it. ...
11
votes
1answer
4k 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: ...
15
votes
1answer
535 views

MaTeX for Mathematica 9

There's a great package called MaTeX that @Szabolcs wrote which allows one to easily use LaTeX within Mathematica for things like axes labels. After hours trying out various other solutions I ...
9
votes
4answers
1k views

Numerical integration of a numeric data available as a nested list

I have some numerical data in the form of a list with the following structure: {...{x,y,z},...} defining a surface z=z(x,y) in a 3D space (x,y,z). The data came from a simulation, and I am ...
14
votes
4answers
971 views

Strategies for avoiding and handling shadowing

When dealing with namespaces in Mathematica (BeginPackage, $ContextPath ...) one is unavoidably confronted with the problem of ...
5
votes
2answers
256 views

Evaluate notebook from other notebook

I have a notebook ("notebook 1") which in the beginning sets some parameters, does something depending on their value and saves the result to a file, say: ...
21
votes
2answers
1k views

How safe is Encode?

How safe is an encoded package (using locked, etc)? If I don't specify a personal key, I understand that the encoding key must be somewhere in the Mathematica program itself, and so it is not a ...
14
votes
3answers
2k views

How do I compute sidereal time and JD?

There was once a package that provided a wide range of functions for computing astronomical information. This package now appears to be out of date; but as near as I can tell, many of the useful ...
12
votes
4answers
3k views

Plotting ErrorBars with a different style

I would like to plot the error bars of ErrorListPlot with a different style than the points. I know of ErrorBarFunction, but ...
26
votes
1answer
849 views

Why are all the lines commented when I create a Mathematica script?

When I created a Mathematica script, I found that all my lines were commented out (when opened with vi or gedit or any other ...
12
votes
2answers
236 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 ...
13
votes
1answer
314 views

Can Wolfram's Player Pro use proprietary packages?

A few entwined/related questions: Can Wolfram's Player Pro use proprietary packages? I have searched Wolfram's site pages on Player Pro and don't see anything that provides a clear answer to this ...
10
votes
1answer
364 views

Preserving indentation when creating a new line (when editing in a package)

Background: This is the third question in a row of questions about how to make editing packages in the front-end much more bearable (the other two are here and here). It seems that the front end is ...
24
votes
2answers
795 views

When to use Get vs Needs

When should I use << vs Needs? I just always use Needs as ...
16
votes
2answers
692 views

Automated testing for compatibility with older Mathematica versions

I have several packages which I actively develop and maintain. I try to stay up to date with new releases of Mathematica and usually update within a couple of months of a new version coming out. As a ...
11
votes
3answers
1k views

Can't load LevelScheme package

I am trying to use Mark Caprio's LevelScheme package for customizing graphics, but I haven't been able to get Mathematica to load the package using Get or ...
5
votes
2answers
431 views

Simplifying the trace of a matrix expression

I have a long expression involving matrices that I derived using the NCAlgebra package. Can I simplify the trace of the expression? For example, say b is a scalar ...
2
votes
2answers
218 views

How to unprotect GeneratingFunction

I'm trying to add custom downvalues for GeneratingFunction, and to do so I thought I just had to Unprotect it. However, that ...
21
votes
3answers
2k views

Generate a Random Polygon

Does some package exist with a function that takes a parameter $n$ and generates a random 2D $n$-sided simple polygon (convex or non-convex), possibly within a certain bounding box? It does not ...
16
votes
2answers
1k views

How to make a parallel auto-generated .m package from Initialization cells?

according to the documentation at ref/InitializationCell, When you first save a notebook that contains initialization cells, you have the option to make a ...
17
votes
2answers
7k views

How to install packages?

This is always a problem when I distribute my packages to colleagues working on different platforms. I have my packages installed into a private directory and I autoload some of them when Mathematica ...
15
votes
1answer
2k views

Installing CRAN Packages

When I install RLink: Needs["RLink`"] InstallR[] then evaluate the command ...
11
votes
1answer
228 views

How can I include functions from a package into a CDF file?

I am building an application which I would like to deploy as a CDF file, and I am struggling to make the CDF exports work correctly with functions pulled from a .m package file. What are good/best ...
15
votes
1answer
670 views

Creating a R DataFrame like construct in Mathematica

I kept getting my data mixed up so I decided to see if I could construct a package adding a R DataFrame like construct to Mathematica. I managed to cobble something together that sort of works, but ...
8
votes
2answers
4k views

Command line execution of Mathematica notebooks and conversion to .m

Sometimes one may want to execute a notebook via the command line (for example to run it remotely). As far as I know it's not possible to run notebooks directly, but ...
5
votes
1answer
142 views

Run encoded package code through .NET/Link?

An earlier question of mine, Prevent package from being opened in a notebook interface, never received an answer, but Albert Retey's comments did lead me to an entirely different solution. To secure ...