Index W

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W3C (World Wide Web Consortium) 
wait( ) 
waitpid( ) 
wantarray( ) 
__WARN__ signal 
warn( ), dialog box for 
warnings
    customizing 
    reporting like built-ins 
warnings::enabled( ) 
warnings::register pragma 
wc program 
weaken( ) 
WeakRef module 
web architecture 
web automation 
    converting ASCII to and from HTML 
    extracting
        table data 
        URLs from HTML 
    fetching
        https:// web pages 
        password-protected pages 
        URLs 
    finding stale or fresh links 
    HTML
        forms, submitting 
        parsing 
        removing or extracting tags 
        templates 
        text substitutions 
    htmlsub program 
    mirroring web pages 
    resuming HTTP GET 
    robots 
    server logs
        parsing 
        processing 
    using cookies 
web browsers  [See browsers]
web pages
    https:// 
    modified, links in 
    password-protected 
web servers
    log files, Common Log Format 
    logs
        parsing 
        processing 
    performance, improving 
web services
    SOAP client 
    SOAP server 
    XML-RPC server 
web, references on 
Week_Number( ) 
weekearly program 
weeks  [See date and time values]
weighted_rand( ) 
while loop, traversing hashes 
whitespace
    deleting leading or trailing 
    expanding and compressing tabs 
    extracting ranges of lines 
    in pod documentation 
    indenting here documents 
    matching
        within multiple lines 
        words 
    sorted text in columns and 
    sorting du command output 
whoami( ) 
whowasi( ) 
wildcards (shell) for regular expression matching 
Win32::Console module 
windows
    dialog boxes, creating with Tk 
    DOS shell, removing 
    size of, determining  2nd 
words
    double, finding 
    fuzzy matching 
    matching abbreviations 
    pattern matching 
    pluralizing, based on numbers 
    processing all in file 
    reversing 
    sorting into columns 
    substitutions for specific 
    text color, changing 
    wrapping paragraph text 
words program 
World Wide Web Consortium (W3C) 
wrapping paragraph text 
write( ) 
writing
    signal handlers 
    XML 
wtmp file, adding records to