query: How do I check whether a Perl module is installed?
positive_passages.docid: 3840
positive_passages.text: How can I require an optional Perl module if installed?
negative_passages.docid: 4623
negative_passages.text: How do I get a list of installed files from a package?
negative_passages.docid: 83688
negative_passages.text: How to check if a python module exists without importing it
negative_passages.docid: 82724
negative_passages.text: How do I get perl -c to throw Undefined or Undeclared function errors?
negative_passages.docid: 14661
negative_passages.text: How can I check if a Perl array contains a particular value?
negative_passages.docid: 34171
negative_passages.text: What does this small Perl script do?
negative_passages.docid: 116869
negative_passages.text: Is it possible to know from apt if the package was installed explicitly or as a dependency of another package?
negative_passages.docid: 24877
negative_passages.text: How to retrieve a module's path?
negative_passages.docid: 132021
negative_passages.text: How do I find the files installed by a particular package? Where is the .deb file to look at?
negative_passages.docid: 114175
negative_passages.text: How do I test if another installation is already in progress?
negative_passages.docid: 68366
negative_passages.text: Checking installed packages
negative_passages.docid: 158918
negative_passages.text: Check if a file was included or loaded
negative_passages.docid: 66101
negative_passages.text: How to check which package created a user?
negative_passages.docid: 80819
negative_passages.text: Is there a command that outputs ONLY the packages explicitly installed by the user? (ubuntu/debian)
negative_passages.docid: 108749
negative_passages.text: How do I tell if a variable has a numeric value in Perl?
negative_passages.docid: 25705
negative_passages.text: Test if a package (or package option) is loaded
negative_passages.docid: 153789
negative_passages.text: How to determine if a PHP file is loaded via cron/command line