# Tagged Questions

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### Web Browsing Automation: how to expand all comments under a blog post?

I wish to expand all the comments under a LiveJournal post for the purposes of saving the complete thread of comments. According to LiveJournal's FAQ when a post gets more than 50 comments they are ...
56 views

### How to modify a file opened by NotebookOpen [closed]

I need to run a file several times, each time with a different value for a certain variable. I use the following script to automate the process, but I have no idea how to make changes in the file ...
106 views

### UseFrontEnd is not working the same in version 10.4

I'm using batch files to run Mathematica notebooks (with saved output) but in version 10.4 the functionality has changed. Any ideas how to get it working? I use a batch file to run a .m script which ...
72 views

### Automatic process to replace missing values, coming from a second matrix

I have a large starting matrix with missing values in different columns. I want to replace this missing data as follow. First I have to check the group (last column in starting matrix) and go to a ...
25 views

### Place Holder or Suppressing Re-ordering

Using the for loop how can I print: file0.jpg file1.jpg file2.jpg file3.jpg file4.jpg file5.jpg file6.jpg file7.jpg file8.jpg file9.jpg The closest code I came ...
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### How to obtain differential consequences of linear transport equation automatically?

Motivation Here I've asked how to derive coefficients of numerical approximation of the linear transport equation $$u_t + u_x = 0, \tag{1}$$ on a fixed 3-point stencil automatically and here I've ...
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### How to derive finite-difference scheme automatically on a quite general stencil

Info This question is a generalization of the following one Derivation of numerical scheme for linear transport equation on a variable stencil. Statement of a problem Linear scalar hyperbolic (...
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### Creating authomatically inequalities/equations from a list of polynomials

I am trying to learn how to make automatically from a list of polynomials (or an arbitrary collection of algebraic expression) a list of inequalities/equalities (those will later serve as constraints ...
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### Is there a way to profile Mathematica code in batch mode?

I'd like to profile some Mathematica code to figure out why it's running slowly. Since the code takes about a day to run, I can't use the Wolfram Workbench GUI. Is there a way to run Wolfram Workbench ...
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### Auto Execute Notebook on Open [duplicate]

How might I automatically execute a notebook script on open? For example I would like to a notebook to automatically execute it's cells.
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### How to automate repetitive evaluation of a notebook from a parent notebook [duplicate]

I've got a code that I want to automate, but I'm not sure how. I have a Mathematica notebook that I need to run many times over, each time changing one variable and repeating. My idea was to set up ...
367 views

### Graph Coloring based on neighboring vertices? Cellular Automata

I would like to apply a majority rule cellular automata to graphs. Specifically, I would like to take a graph as input, and then define two functions, InitialColoring[graph] and MajorityRule[graph]. ...
194 views

### How to get a audio file's duration time in Mathematica?

I have a *.avi file and if I want to know the file's duration time: I can use this code to get the result: Import["test.avi", "Duration"] or the code to get the ...
155 views

### Automatically detect largest interval over which NDSolve can find a solution

Question: Consider the following numerical resolution: NDSolve[eqn, {x1[t], x2[t], y[t]}, {t, tmin, tmax} where eqn, ...
149 views