Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z] l format code (date() function) L format code (date() function) LANGCODE variable language. [See localization] LCASE() function LDAP (Lightweight Directory Access Protocol) user management client authentication leading spaces padding output with LEFT JOIN command 2nd LEFT() function length string length 2nd length functions 2nd 3rd 4th 5th LENGTH() function less than operator less than operator () less than or equal to operator less than or equal to operator () levels errors logging (LogLevel directive) lib directory lib subdirectory libraries GD JPEG image creation OpenSSL installing (SSL installations) installing;UNIX 2nd installing;Windows 2nd PNG image creation SSLeay zlib image creation library calendar example 2nd 3rd 4th licenses Apache Lightweight Directory Access Protocol (LDAP) LIKE operator 2nd Limit directive value LIMIT command 2nd 3rd 4th limitations symmetric cryptography limiting access HTTP methods 2nd LimitRequestBody directive abuse preventing (performance) LimitRequestFields directive abuse preventing (performance) LimitRequestFieldSize directive abuse preventing (performance) LimitRequestLine directive abuse preventing (performance) LimitXMLRequestBody directive abuse preventing (performance) lines drawing 2nd 3rd 4th 5th 6th links Start Apache Linux Apache installation configure script 2nd 3rd make command 2nd source code, downloading source code, uncompressing 2nd Apache startups distribution CDs file descriptors operating systems (scalability) installing MySQL on 2nd 3rd 4th 5th installing PHP on, with Apache 2nd 3rd 4th 5th integrating PHP with Apache on 2nd 3rd 4th OpenSSL library installing server processes operating systems (scalability) Linux/Unix installation 2nd Apache installation 2nd MySQL installation 2nd 3rd PHP installation 2nd 3rd 4th list() function arrays Listen directive configuration files listening addresses (Listen directive) listings ? (ternary operator) abs() function access restricting Allow, Deny argument arguments passing by value 2nd 3rd 4th 5th arrays multidimensional 2nd authentication access control rules and file-based break statements calendar HTML form 2nd 3rd 4th library, creating 2nd 3rd 4th 5th 6th 7th 8th 9th user input, checking 2nd code blocks HTML mode within with echo statements commands, running using passthru() function with exec() function connection script 2nd constants accessing/defining continue statement cookies auth cookies setting/printing data retrieving 2nd data types changing, with settype() function databases selecting and connecting to date getdate() function date formatting Deny, Allow argument directories contents, listing do\#201while statement file upload forms file validation testing functions files moving within navigating 2nd opening/reading line by line popen() function; passing data 2nd popen() function; reading output 2nd reading by characters reading from reading in chunks writing to for loop dividing 4000 by 10 incremental numbers for statement forms HTML 2nd insert form user input functions declaring existence of, testing 2nd multiple file tests output 2nd 3rd optional arguments 2nd 3rd requiring two arguments 2nd returns values with arguments, declaring global variables global statement HTML form accessing from multiple SELECT statement HTML/PHP combination form hidden fields, saving state with HTML form calling itself 2nd PHP number guessing script if else statement if elseif else statement if statement images color fills 2nd creating from existing images 2nd creating from user input 2nd 3rd 4th creating new 2nd 3rd pie charts 2nd 3rd 4th 5th 6th 7th 8th transparent 2nd include() function 2nd loops within loops include() function to execute PHP/assign return values included file with PHP code localization Web page structure 2nd 3rd 4th 5th 6th login form menus address book example nesting loops objects inheritance 2nd 3rd 4th 5th 6th instance of methods 2nd 3rd 4th 5th 6th properties 2nd 3rd 4th PHP script with HTML 2nd PHP scripts, simple popen() function files, reading raw headers (forms) 2nd records adding subentries to 2nd 3rd 4th 5th 6th 7th deleting 2nd inserting 2nd selecting and viewing 2nd 3rd 4th 5th 6th 7th request headers server headers (forms) ServerAlias directive session variables, accessing session variables multiple, registering sessions starting and resuming storing variables in variables, accessing stored variables, adding array variables to 2nd strings formatting 2nd tokenizing subscription project mail, sending 2nd 3rd subscribe and unsubscribe requests 2nd 3rd 4th 5th switch statement tabels storefront database table example 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th tables creating 2nd record addition script 2nd 3rd 4th 5th 6th ternary operator time stamps, creating topics adding 2nd adding posts to 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th adding, script for 2nd 3rd 4th displaying posts in 2nd 3rd 4th 5th topic list, displaying 2nd 3rd 4th 5th type specifiers 2nd user login script variables access casting defined outside functions scope testing type of values, remembering between function calls 2nd 3rd 4th 5th virtual hosts, name-based while statement lists user lists Require directive Liyanage, Marc ln command symbolic links (symlink) load testing ApacheBench performance tool 2nd 3rd 4th 5th LoadModule directive SSL configuations loads distributing (performance) local variables local7 syslog daemon logging errors localization character sets header messages, interpreting correct 2nd 3rd 4th multibyte single-byte languages environment modifications Apache, configuration changes to 2nd MySQL, configuration changes to 2nd PHP, configuration changes to 2nd internationalization key aspects overview 2nd Web page structure 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th LOCATE() function 2nd locating error log files location function 2nd lock screen mechanism locking files 2nd 3rd log directives status codes log files Apache access log error log http.pid scoreboard file paths logname log formats Common Log Format (CLF) defining LogFormat directive arguments logging conditional logging CustomLog directive HostNameLookups directive HTTP requests 2nd IdentityCheck directive errors 2nd 3rd files LogLevel directive 2nd programs syslog daemon (Unix) formatting directives (HTTP requests) 2nd 3rd 4th 5th 6th HTTP requests 2nd 3rd 4th 5th 6th files programs 2nd images logical operators 2nd 3rd 4th login form 2nd 3rd 4th LogLevel directive errors logging 2nd options 2nd logname paths log files logresolve utility hostnames resolving logresolve.exe utility hostnames resolving logs analyzing custom database tables, creatting 2nd database tables;code snippet 2nd 3rd database tables;sample reports 2nd 3rd 4th 5th 6th 7th 8th error logs monitoring managing 2nd 3rd analysis error logs (monitoring) hostname resolution log rotation managing (merging) merging request logs creating rotating splitting splitting (merging) Logscan programs monitoring error logs Logtools log manipulation tools LONGBLOB data type LONGTEXT data type looping conditional looping environment variables status code loops break statement 2nd 3rd 4th 5th do\#201while statement 2nd 3rd for statement 2nd 3rd 4th infinite iteration iterations, skipping 2nd 3rd nesting 2nd 3rd while statement 2nd 3rd 4th LPAD() function LTRIM() function ltrim() function LTRIM() function ltrim() function strings, cleaning up 2nd |