User since: Sep 03, 2008 at 12:42 UTC (17 years ago) Last here: Jan 25, 2026 at 03:36 UTC (6 hours ago) Experience: 88152 Level: Saint (26) Writeups: 13041 Location: Darmstadt, Hesse User's localtime: Jan 25, 2026 at 10:17 CET Scratchpad: View Member of: pmdev, SiteDocClan For this user: Search nodes

Motto: "Je suis Marxiste - tendance Groucho!"

Previous Motto: "The world is my country, science is my religion."

Next Motto "vi vi vi is the editor of the beast!" ... but using a free version of vi is not a sin, it's a penance.

LanX-Posts I frequently link to

Language Basics/Tricks

• Autovivification motivated
• List assignment
• List's terminology and Parentheses in Perl
• Examples for "LIST", "list context", "list value", "list assigment", "list operator"
• body of flip-flop range
• crossproduct of lists
• given/when vs for/if
• Empty lines in POD
• Last record problem
• use vs require - how to import at module at run-time
• Operator Overloading

Tech

• Parsing PDF
• testing CGIs
• use Moose - start up phases explained

Algorithms

• Re^2: Parsing by indentation
• Graph isomorphism problem
• parsing large files (sliding window)
• splitting a constantly swapping giant hash

Perlbug

• Scope difference between compile-time and run-time ( if( my $x = ... ) {...} )
• Re^4: Conditional initialization of lexical (my) variables

RegEx

• Composing RegExes
• Re^2: Refer by relative way to regex group (eg. the last one)
• SO merge-two-regexes-with-variable-number-of-capture-groups (branch reset)

Misc

• Re: Searching for duplication in legacy code (refactoring strategy)

• Perldoc Keyword Search (update3)
• Context propagation into subs and evals
• s/RegEx/substitutions/: Variable interpolation and when to use /e - modifiers
• Re: change perl function in runtime
• Re: On the fly syntax checkers (flymake in emacs)
• Re: multiple local vars in a foreach loop
• Re^2: Grab 3 lines before and 2 after each regex hit (sliding window)
• Humans have too many fingers
• What are the criterias of a "good" Perl IDE?
• Re^3: How to "source" a shell file in Perl? (Trojan Dump)
• Re: $1[ (or "Does an array @1 exist in Perl ? - Yes!")
• Re^3: hexadecimal division (string to number casting only for decimal! numbers! )
• How to perldebug a Term::ReadLine application
• SO bless do { \( my $s ) } bless anonymous scalar ref
• Re: Loading PERL Module from scalar in RAM? (@INC hook)
• Monkey Patching a Closure's Sub
• Re: Strawberry 5.40 Tk affects floating point comma separator (perllocale)

Pitfalls

• Re^2: Can't locate Convert/BER.pm (use Case::Insensitive on WIN)

Perlfun

• Pundit for a day
• "Chuck Norris"-ing code

Monastery

• private adjustments to the site
• Highlighting certain posters

Sundial

• All you need to know about SundialSvc4
• Don't feed, but link! (Sundial)
• Asymmetric War (Sundial)
• Summary of behavior (by eyepopslikeamosquito)
• Excellent collection (by eyepopslikeamosquito)
• RFC: Hide Very Bad Answers From Visitors (jdporter's implementation to hide fakenews automatically)
• Just feeding the bin (Trolls)

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