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Questions tagged [symbolic-references]

22 questions
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Is it possible to symbolically reference a Perl core module?

I know I could easily do something like sub sin { sin($_[0]); } and symbolically reference that for every function I need to symb ref, but I'd just like to know if there's a way to do something like {$foo}(123); vs. &{$foo}(123); which works,…
Blaise Roth
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How can I use the value of a variable as a variable name in Perl?

If I have a variable, $bar, which is equal to string "foo" and $foo is equal to 0xdead, how can I get $foo's value while I only have the the string for the variable name? Essentially, I want to do a kind of pointer indirection on the global…
Ross Rogers
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How can I use a variable's value as a Perl variable name?

Sorry about all these silly questions, I've been thrust into Perl programming and I'm finding it really hard to think like a Perl programmer. Silly question for today: I load a pipe delimited file into a hash using the id field as the key, like…
Sparkles
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Symlink source + Netbeans

I prefer not to use Netbeans when I write Java code for a project, but Netbeans is perfect for refactoring, and works nicely with svn. The project is open-source on sourceforge, so I do not want to push other people into using Netbeans. My idea is…
Per Alexandersson
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What character encoding is used in Git symbolic refs (especially on Windows)?

This is a really quick question: what is the character encoding used in symbolic ref files like .git/HEAD, especially on Windows? Is it the same as the filesystem's encoding? It sounds improbable, though, since I've heard before that Windows'…
gksato
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Scope in SAS macro language. SAS not finding global variable defined in a macro. "WARNING: Apparent symbolic reference not resolved."

The goal I have a macro called localOrGlobal that takes input and creates output. The output is printed to the log during the macro call. However, I want the user to be able to specify if the output should be made available as a global variable by…
Jayden.Cameron
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git symbolic-ref storage at central repo level

Idea is to have dev_release_branch all time acting just as alias to latest release branch of that environment ( dev in this eg ). And to have new branch created post every release by some convention & to update symb ref every time post completion of…
r.avv85
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