18 questions linked to/from Resource management in Mathematica
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### In a Function, how to Ensure Code Runs Prior to an Abort [duplicate]

Is there a way to set aside some code in a function that will be triggered to run if the evaluation of the function is aborted by a user? Specifically, I have a function that has to open a log file to ...
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### Where can I find examples of good Mathematica programming practice?

I consider myself a pretty good Mathematica programmer, but I'm always looking out for ways to either improve my way of doing things in Mathematica, or to see if there's something nifty that I haven't ...
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### What are some useful, undocumented $\textit{Mathematica}$ functions?

There have already been some questions about some undocumented functionality in Mathematica. Such as (please add to these lists!) How can one find undocumented options or option values in Mathematica?...
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### Can one identify the design patterns of Mathematica?

... or are they unnecessary in such a high-level language? I've been thinking about programming style, coding standards and the like quite a bit lately, the result of my current work on a mixed .Net/...
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### How to abort on any message generated?

Mathematica is a bit unusual as a programming language because it never stops on messages, regardless of whether the message is an error, a warning or just an informative message. It simply prints the ...
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### Metaprogramming in Mathematica

Being functional, and having no "quotation", i.e. essentially treating data and programs semantically same, Mathematica seems naturally capable of doing metaprogramming. But could anyone construct a ...
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### What are some advanced uses for Block?

I read the answers to this question (What are the use cases for different scoping constructs?) and this one (Condition, Block, Module - which way is the most memory and computationally efficient?). ...
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### Permanently extending the behaviour of functions (like decorators)

Suppose I have a function, e.g. f[x_] := x^2 It works like this: f[5] (* 25 *) I would like to permanently modify it so ...
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### What are all the “magic” Symbols in the Mathematica language?

Leonid Shifrin once wrote (excerpted): (Unevaluated) is one of a very few "magic symbols", along with Sequence and ...
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### Should I always be using Module in functions unless I explicitly want global variables?

I define functions a ton. In the past, I've mostly just defined my functions like: myFunc[var1_]:=( var2=var1^2; Return@var2; ) And I haven't run into too ...
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### Detecting kernel initialization

Certain operations do not work during kernel initialization. Code from Kernel/init.m, the Autoload directory, or packages set ...
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### ToExpression processing errors

Is their a way to get a more comprehensive return value when running ToExpression? For example when I run ...
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### Sorting a large file

I have some huge logs, which are text files, containing up to a million rows each, and I need them sorted. Because trying to import one obviously makes Mathematica run out of memory, we must rule out ...