• http://www.luafaq.org/

• http://blog.codingnow.com/cloud/LuaOO

• Lua 5.4 的改进及 Lua 的版本演进

• 为什么 Lua 的新版本越来越慢?

• ephemeron table 对 property tables 的意义

Source code trace

• http://lua-users.org/wiki/LuaSource
• http://lua-users.org/wiki/LuaSourceTable
• http://www.codingnow.com/temp/readinglua.pdf
• http://www.hoterran.info/lua-metatable-sourcecode-and-use-1
• https://github.com/lichuang/Lua-Source-Internal

suggestions

• https://www.zhihu.com/question/20617406
• http://lua-users.org/lists/lua-l/2009-10/msg00679.html
• http://del.icio.us/adnamin/lua+source
• https://www.reddit.com/comments/63hth/ask_reddit_which_oss_codebases_out_there_are_so/c02pxbp
• http://www.codedump.info/?p=464

nan trick

• http://lua-users.org/lists/lua-l/2011-07/msg00148.html
• http://onesmash.github.io/2013/08/13/lua-nan-trick/
• http://markof.ninja/lua-nan-trick
• http://www.360doc.com/content/14/0114/21/9200790_345325432.shtml
• http://blog.codingnow.com/2012/11/dev_note_28.html

coroutine

• https://www.lua.org/pil/9.1.html

• http://www.inf.puc-rio.br/~roberto/docs/corosblp.pdf

• http://wiki.roblox.com/index.php/Beginners_Guide_to_Coroutines

• http://my.oschina.net/wangxuanyihaha/blog/186401

• http://suresh-anothernetprogrammer.blogspot.com/2014/03/coroutine-in-lua-consumer-driven.html

• http://zengrong.net/post/2225.htm

• http://my.oschina.net/wangxuanyihaha/blog/186401

• http://www.benmutou.com/archives/1736

quickx

• https://groups.google.com/forum/#!topic/quick-x/RRfe5CTQi58

SandBox

• http://lua-users.org/wiki/SandBoxes
• https://github.com/siffiejoe/lua-modjail

env

• http://blog.codingnow.com/2011/12/lua_52_env.html
• http://lua-users.org/wiki/EnvironmentsTutorial
• http://stackoverflow.com/questions/14290527/recreating-setfenv-in-lua-5-2
• http://stackoverflow.com/questions/9540732/loadfile-without-polluting-global-environment

HTTP client

• http://stackoverflow.com/questions/8286677/https-request-in-lua

• http://www.cnblogs.com/lightsong/p/3774775.html

• https://github.com/lusis/lua-httpclient

• http://lua-users.org/lists/lua-l/2008-07/msg00206.html

• http://forum.micasaverde.com/index.php?topic=32035.0

• http://pyfpdf.readthedocs.io/projects/wiki/en/latest/language/lua/http.html

• http://stackoverflow.com/questions/17372330/lua-socket-post

• http://kracekumar.com/post/55856724724/http-request-examples-for-luasocket

• http://w3.impa.br/~diego/software/luasocket/url.html

• http://stackoverflow.com/questions/25389657/lua-routine-to-decode-query-argument

Lua socket

• http://stackoverflow.com/questions/5795419/lua-socket-asynchronous-calls
• http://stackoverflow.com/questions/18954977/lua-socket-http-loads-fine-from-example-script-but-does-not-load-from-third-par

lang

• http://www.troubleshooters.com/codecorn/lua/luaclosures.htm

• http://stackoverflow.com/questions/13300682/how-do-i-make-an-iterator-over-a-2-dimensional-table-in-lua

• http://stackoverflow.com/questions/20022379/lua-how-to-pass-objects-function-as-parameter-to-another-function

require

• http://www.lua.org/pil/8.1.html

• http://blog.csdn.net/aisajiajiao/article/details/19332397

• http://stackoverflow.com/questions/15139706/lua-loadlib-dll

• http://stackoverflow.com/questions/9145432/load-lua-files-by-relative-path

• [nginx]http://blog.csdn.net/langeldep/article/details/8289199

index

• http://blog.csdn.net/xocoder/article/details/9028347

gc

• http://lua-users.org/wiki/GarbageCollectionTutorial

nil in table

• http://lua-users.org/wiki/StoringNilsInTables
• http://stackoverflow.com/questions/12394841/safely-remove-items-from-an-array-table-while-iterating

variable num of arguments

• https://www.lua.org/pil/5.2.html
• http://stackoverflow.com/questions/7183998/in-lua-what-is-the-right-way-to-handle-varargs-which-contains-nil

select

• http://emmanueloga.com/2010/12/09/lua-select.html
• http://lua-users.org/lists/lua-l/2006-12/msg00194.html

package

• http://lua-users.org/lists/lua-l/2011-11/msg00486.html
• http://stackoverflow.com/questions/18151286/how-to-organize-lua-module-path-and-write-require-calls-without-losing-flexibi
• http://stackoverflow.com/questions/5761229/is-there-a-better-way-to-require-file-from-relative-path-in-lua
• http://stackoverflow.com/questions/9145432/load-lua-files-by-relative-path

string to table

• http://stackoverflow.com/questions/3518903/string-to-table-in-lua
• http://stackoverflow.com/questions/15412537/convert-string-to-table-in-lua
• http://stackoverflow.com/questions/20423406/lua-convert-string-to-table

upvalue

• http://lua-users.org/lists/lua-l/2012-01/msg00323.html
• http://hqwrong.github.io/2015/02/05/lua_upvalue.html
• https://www.lua.org/pil/27.3.3.html

list comprehensions

• http://stackoverflow.com/questions/14672350/lua-language-how-use-something-similar-to-python-list-comprehensions
• http://lua-users.org/wiki/ListComprehensions

require

• http://stackoverflow.com/questions/30305270/lua-how-to-detect-unused-require

• http://blog.csdn.net/fg5823820/article/details/8915787

• http://stackoverflow.com/questions/6902059/lua-how-require-works

• http://stackoverflow.com/questions/9102931/can-lua-support-case-insensitive-method-calls

windows

• http://lua-users.org/lists/lua-l/2015-07/msg00419.html
• http://lua-users.org/lists/lua-l/2012-09/msg00434.html
• http://superuser.com/questions/266110/how-do-you-make-windows-7-fully-case-sensitive-with-respect-to-the-filesystem

read input

• http://www.lua.org/pil/21.1.html
• http://stackoverflow.com/questions/1815163/lua-get-command-line-input-from-user

random

• http://stackoverflow.com/questions/17784489/randomseed-in-lua
• http://stackoverflow.com/questions/18052129/random-number-repeating-in-lua

metatable

• http://lua-users.org/wiki/MetatableEvents
• https://segmentfault.com/a/1190000000410274

function overloading

• http://lua-users.org/wiki/OverloadedFunctions

char computation

• http://www.computercraft.info/forums2/index.php?/topic/5869-lua-try-to-convert-letters-to-numbers-solved/
• http://stackoverflow.com/questions/23120266/lua-advancing-to-the-next-letter-of-the-alphabet

string trim

• http://lua-users.org/wiki/StringTrim

unpack

• http://stackoverflow.com/questions/22433839/how-to-unpack-table-into-function-arguments
• http://blog.codingnow.com/2008/08/compile_time_calculation_in_lua.html
• http://www.cnblogs.com/stephen-liu74/archive/2012/03/21/2410300.html

require / module

• http://stackoverflow.com/questions/6902059/lua-how-require-works
• http://stackoverflow.com/questions/9145432/load-lua-files-by-relative-path
• http://stackoverflow.com/questions/21416798/lua-global-variable-containing-path-to-current-file
• http://stackoverflow.com/questions/21416798/lua-global-variable-containing-path-to-current-file
• http://lua-users.org/wiki/ModulesTutorial

---

Trouble-shooting

more than 60 upvalues

• http://stackoverflow.com/questions/12045077/function-at-line-xxx-has-more-than-60-upvalues
• http://www.wowinterface.com/forums/showthread.php?t=22340

invalid order function for sorting

• http://www.zhazhaniu.com/?p=198
• http://www.cnblogs.com/ghost240/archive/2013/04/08/3008587.html
• http://www.cnblogs.com/slysky/p/5360387.html
• http://stackoverflow.com/questions/2102710/treating-nils-in-sort-function
• http://lua-users.org/lists/lua-l/2008-04/msg00099.html
• http://stackoverflow.com/questions/19060069/table-sort-in-lua-dont-understand-this-code