LUA QUESTIONS

How can I define this variable before arrays?

I hope this helps you . It doesn't work the second way because array1 doesn't exist at the moment when you copy it into var variable.If you want to keep the code as it is now, i.e. creating arbitrarily named variables later, but specify the desired l

TAG : lua

Date : January 02 2021, 06:48 AM , By : Mistere

Conflict resolution in Tarantool (how to fix replication in master-master mode in case of conflicts)

it fixes the issue 1) You need a before_replace trigger on the space which may have conflict to implement the rules of conflict resolution of your application.https://www.tarantool.io/en/doc/2.1/book/box/box_space/box-space-before-replace

TAG : lua

Date : January 02 2021, 06:48 AM , By : hyperNURb

Tarantool readahead limit is reached warning

Does that help Generally that means that there are more incoming requests to Tarantool than it can handle (so they are throttled). If you see this occasionally - it's ok, it is related to workload spikes. If you see them constantly - you should explo

TAG : lua

Date : January 02 2021, 06:48 AM , By : Paul McKee

Can I select value from table based on function input?

I hope this helps you . In Lua you can index a table 2 ways.As you have done you can use . such as sometable.key but this is just syntactic sugar for the other method of indexing, sometable["key"] both of these use the string key to index the table.

TAG : lua

Date : January 02 2021, 06:48 AM , By : ZsA

Parsing and count words from multi lines text in Lua

this one helps. You could detect the \n using gmatch like you are already to count the words.The pattern would be something like "[^\n]+" and the code something like this:

TAG : lua

Date : January 02 2021, 06:48 AM , By : cautionsign

How to get LUA to work in VSCode so it runs to the output window?

this one helps. The Code Runner extension supports Lua, so you can press Ctrl-Alt-N to run the current script file. If it complains about not being able to find the executable, add this to your user settings:

TAG : lua

Date : January 02 2021, 06:48 AM , By : Peter Leung

Why is my event handler not allowing me to access event.target?

Does that help Okay, figured this out:As per this answer and this conversation, I'd been declaring the clickRouter function as a method instead of a regular function, so there was an implicit "self" parameter that was causing what I'd attempted to ca

TAG : lua

Date : January 02 2021, 06:48 AM , By : Paolo

How to table.insert(x) from table.remove(x)

Hope this helps Simply because that is not how they work.Please refer to table.insert and table.remove of Lua Reference Manual. This one is for Lua 5.1, if you use different version then you should be able to easily find proper one.

TAG : lua

Date : January 02 2021, 06:48 AM , By : John Tate

Is there any way to get source code from imported Lua module?

like below fixes the issue You can only do this with regular Lua so long as your program has access to the uncompiled source. debug.getinfo(f) retrieves a table including the source file name and line numbers where a function was defined. The followi

TAG : lua

Date : January 02 2021, 06:48 AM , By : unfool

Lua API for TokyoTyrant

like below fixes the issue Google pointed me to http://github.com/phoenixsol/lua-tokyotyrant.

TAG : lua

Date : January 02 2021, 06:48 AM , By : TC.

Clone a lua state

should help you out When I started with Lua, like you I once wrote a program with thousands of states, had the same problem and thoughts, until I realized I was doing it totally wrong :)Lua has coroutines and threads, you need to use these features t

TAG : lua

Date : January 02 2021, 06:48 AM , By : Matt Watson

Roblox ContextAction trigers twice

hope this fix your issue Your action handler tqggle is most likely called twice. Once for pushing the button, once for releasing the button.Try this:

TAG : lua

Date : December 27 2020, 03:14 PM , By : Thomas Plunkett

How to mimic Lua's table.pack() without `n` key

Any of those help Your ofTable solution is best.table.pack is useful when some of the arguments may be nil. The n field would let you either detect trailing nils contained within the ... or cope with the fact that , ipairs, and most table functions w

TAG : lua

Date : December 25 2020, 11:01 PM , By : Gipsy.D

Add 1 or many list[string][string] to a new list in LUA

I wish this helpful for you I have a number of large lists that are formatted like this... , Found the solution! to anyone that tried to help.

TAG : lua

Date : December 25 2020, 08:01 PM , By : Bo.

How to make large nested 'for loops' more compact loop? Any workaround?

this will help You can write your own iterators in Lua, which could let you express this. The manual explains how they are invoked.For example, here's a grid iterator-generator that lets you iterate over a "grid" in lexicographic order:

TAG : lua

Date : December 25 2020, 08:01 PM , By : krs

Why doesn't love2d use my custom-defined pairs metamethod?

this will help Love2D uses LuaJIT as its default interpreter, which is fixed to Lua 5.1. And while you can rebuild Love2D for the standard Lua 5.1 interpreter, making it use modern versions of the standard Lua interpreter would require substantial co

TAG : lua

Date : December 25 2020, 04:30 PM , By : user113409

$How to translate "\r\n" string in Lua script with Wireshark$

How to translate "\r\n" string in Lua script with Wireshark

With these it helps Finnaly , I found this in source code of Wireshark. Yes, wireshark ignored these symbols. You can find it in print.c

TAG : lua

Date : December 25 2020, 12:31 PM , By : itsmegb

store lua functions in queue to be executed later

like below fixes the issue You can simply use table.unpack to convert your args table back to a parameter list.

TAG : lua

Date : December 25 2020, 12:09 PM , By : David Marchant

How to remove repeated string values from a list

will help you If you don't want to run over the entire table every time you add an element you can simply create a second table where you remember which colours have been listed yet. Simply use the colour as key.

TAG : lua

Date : December 24 2020, 05:01 PM , By : 40a

$\t in conky shows another character$

\t in conky shows another character

it fixes the issue As cairographics says,

TAG : lua

Date : December 24 2020, 12:01 PM , By : ZsA

Difference between two tables as a table

Any of those help Unsorted arrays A table in Lua is also a map/dictionary/set besides being a array/list.

TAG : lua

Date : December 24 2020, 09:01 AM , By : Novi Indrayani

Why is my Vector2:new(ax, ay) function getting a table instead of a num value?

Any of those help From the documentation, Using Vector2:Vector2s are created with a simple command:

TAG : lua

Date : December 24 2020, 06:01 AM , By : chorn

Reference variables/functions in a module from inside that module in Lua

I think the issue was by ths following , There are no modules in Lua as a language feature, only tables and lexical scopes.If you are using a table to represent your module (which you do), you'll have to address it like a table: LiftCar = API.Lift.Ca

TAG : lua

Date : December 22 2020, 03:30 AM , By : alexandruz

Can I use os.date to convert seconds to time format?

wish helps you I need a simple function to convert seconds into a time string that humans can read to represent the countdown. I can get the results what I need through very intuitive mathematical calculations, but not elegant enough.

TAG : lua

Date : December 21 2020, 10:01 PM , By : fstender

Why stdin returns error when displaying text?

I wish did fix the issue. I am trying to run a simple program, but for some reason an error comes out. , To run a .lua file from the command line, run

TAG : lua

Date : December 21 2020, 06:30 PM , By : baumichel

How to apply meta-tables on Lua functions in order to enable custom operators between them?

With these it helps While all Lua values can have metatables, setmetatable only sets metatables for tables. Tables and full userdata can have metatables set on individual values, while values of different types all share a metatable for each type. Al

TAG : lua

Date : December 21 2020, 03:04 PM , By : user181345

ElunaLuaEngine need help wi-th script

Any of those help I think it's better to do in SQL instead of LUAIt is possible to do it with the table conditions

TAG : lua

Date : December 06 2020, 11:22 PM , By : Aires

How to create SWIG typemap for function that takes and returns 2 tables

wish help you to fix your issue I cannot reproduce your problem with the following minimal example.test.i

TAG : lua

Date : December 02 2020, 10:46 PM , By : Adam

Logitech Script, Press and hold key until releas

may help you . Is it possible to make Logitech scripts targets letters?

TAG : lua

Date : December 01 2020, 04:47 PM , By : AnToni00

why my value is nill? Dont understand what happen

hop of those help? You can fix the problem by declaring your variables local, e.g. local self = {}.When you call entity.test, that function assigns a new table to the global self. It then calls components.position which assigns a whole new table to s

TAG : lua

Date : November 27 2020, 04:01 AM , By : kokok13

Lua implementation of *

like below fixes the issue How can I implement vba-like symbol * in Lua? I want to compare pattern like "aabb*" in strings "aaabbb" (false) or "aabbds" (true).

TAG : lua

Date : November 24 2020, 03:01 PM , By : fukas78

How to decrypt Lua bytecode?

like below fixes the issue This seems to be bytecode for Lua 5.1. It is not encrypted cryptographically and be easily read with luac -l -p (not in source form but in VM instructions, which are probably enough to reconstruct the source). If you want t

TAG : lua

Date : November 24 2020, 05:44 AM , By : stu73

What's the difference between these two LUA scripts?

help you fix your problem As pointed out both are checking if "times" is multiple of 3, although the first version is a little more "elegant" it costs more in terms of processing. The second is a little less readable in terms of meaning (you can unde

TAG : lua

Date : November 22 2020, 11:17 AM , By : user106284

LUA scene transitions

around this issue To create a new scene you use storyboard.newScene() function. Lua itself has nothing to do with scenes, it's Corona SDK "abstraction" of a view (screen). I recommend you to start by reading Storyboard API reference. The documentatio

TAG : lua

Date : November 22 2020, 10:58 AM , By : Mossy Breen

Using strings containing integers as table keys

To fix this issue I realize this is usually not a great practice, but how would I use a string containing an integer (e.g. "7") as a table key? For example: , Like this:

TAG : lua

Date : November 22 2020, 10:48 AM , By : Santhanam

How does StackExchange Redis client know which cluster node to call when using lua?

wish of those help If you are sending a key to the script, it will compute the hash slot on the key as usual and execute the script on the server that owns the hash slot.When sending more than one key to the script, all should map to the same slot (o

TAG : lua

Date : November 21 2020, 07:38 AM , By : merten

What does an exclamation mark in Lua do?

help you fix your problem As others have said, ! normally has no function in Lua, and the code you posted would not normally be valid. However, it's quite trivial to extend Lua's parser to allow for custom syntax, and it's not unheard of for projects

TAG : lua

Date : November 21 2020, 07:35 AM , By : Steve O.

call a function from inside a table that's inside another table in lua

it fixes the issue There are several issues with this code. First, you index by number when you initialize bubbles (bubbles[1]), but access them using the key as the index (bubbles[key]), which is NOT a number. You need to settle on one mechanism to

TAG : lua

Date : November 21 2020, 07:31 AM , By : antonio

Corona sdk composer not found

Any of those help Composer is only available right now (Feb 13, 2014) in the Daily Builds. If you're using the Starter (free) edition of Corona SDK you don't have Composer available. It will be available for Starter edition users in the next public r

TAG : lua

Date : November 20 2020, 12:01 PM , By : judith

How to add touch and scroll event on a button on a top of scroll view Corona?

seems to work fine I have solved my problem using takefocus method inside the button listener with this code

TAG : lua

Date : November 19 2020, 03:59 PM , By : Brianna

WoW Weakauras Custom Tricker

I think the issue was by ths following , The issue i found was that the ad don was allowing the declared variables to be saved globally which was causing it not to be updated properly even as i changed them. I also had to change one part of code, rem

TAG : lua

Date : November 18 2020, 12:01 PM , By : micaleel

Run lua dissector and tap in tshark at the same time

it should still fix some issue This is now supported in the wireshark codebase (version 1.8.5). I built from source and was able to get the desired behavior.The relevant issue is: https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6020

TAG : lua

Date : November 17 2020, 12:00 PM , By : wraith

Detect Multiple Touch

this will help Seems you're ignoring event.id field, that's why you have multiple touches behavior mixed up.Track each new touch by storing it in some list when you get began phase. Include touch initial coords (your pX goes there) and anything else

TAG : lua

Date : November 11 2020, 11:01 PM , By : n3txpert

One loop for iterating through multiple Lua tables

wish helps you Is it possible to iterate through multiple Lua tables with the same loop?

TAG : lua

Date : November 09 2020, 09:01 AM , By : Nigel

LPeg Pattern which matches strings without consecutive hypens

like below fixes the issue In your pattern letter * ((dash^-1) * alphanum)^0, lpeg will try to match against the prefix of the string. For cases where you didn't expect a match

TAG : lua

Date : November 07 2020, 11:01 PM , By : user92243

In torch / nn, how to use nn.View(-1):setNumInputDims(2) with a minibatch 4D tensor?

this will help nn seems to be very limited in this case. The best I could find to solve my problem is to create a parallel-like network via. nn.Concat and nn.Select:

TAG : lua

Date : November 05 2020, 09:01 AM , By : moops

convert string to table for telegram inline keyboard in lua

around this issue I try to send messages in telegram with adding strings in inline keyboard table for telegram sends a message I make the text for keyboard format with, for loop like this , As I understand

TAG : lua

Date : November 03 2020, 03:01 PM , By : itsmegb

Preferred Way to Configure Lua's Load Path

wish help you to fix your issue There are 2 types of require paths in Lua: package.path is for pure lua libraries (.lua), and package.cpath is for compiled libraries (.so).If you know where luacurl.so is located ($ whereis luacurl.so), then you can m

TAG : lua

Date : November 01 2020, 09:01 AM , By : scott.sizemore

Chained Dissector in Lua

Any of those help I found a solution.To ensure that the default dissector is called, and then the custom dissector:

TAG : lua

Date : October 24 2020, 01:32 PM , By : Anonymous

Redis-Lua array key in string

I hope this helps you . You CANNOT have a string key for the table, if you want to return the table to Redis.Redis takes the returned table as an array, whose index starting from 1. It discards other elements of the table whose keys are NOT integers.

TAG : lua

Date : October 22 2020, 01:59 PM , By : Angel Paunchev

Extracting number from string using lua

hope this fix your issue I have the following string as an input: , You may extract the number in various ways:

TAG : lua

Date : October 21 2020, 01:08 AM , By : Hugo

ZeroBrane remote debugging embedded script

This might help you It's not possible to tell what may be going wrong based on the provided information, but you can try to get the stack trace (using this SO answers), which should provide more information about what's leading to the error.The only

TAG : lua

Date : October 19 2020, 08:10 PM , By : James B

Roblox ClickDetector Having Problems

Any of those help My script on Roblox doesn't work whether I run it in the editor or in a local server. I don't know where I went wrong, so I'll just post the whole script , The problem is in the function of the ClickDetector, look

TAG : lua

Date : October 18 2020, 08:10 AM , By : boney M

Free Chess AI library, ideally in Lua (or something easily translatable to Lua)?

I think the issue was by ths following , Lua (v.5.1) chess engine is here.

TAG : lua

Date : October 16 2020, 11:12 PM , By : Stephen Dewar

Reference equality check (on tables) even when __eq was defined in metatable

it fixes the issue From the Lua 3.5 Reference Manual: 6.1 Basic Functions

TAG : lua

Date : October 09 2020, 02:00 AM , By : user171752

$Lua string.gsub('The farmer said "this world is awesome!",'"','\"')$

Lua string.gsub('The farmer said "this world is awesome!",'"','\"')

This might help you I'm looking to find something to replace every quote in a string with a \". , You need to escape the \, like this:

TAG : lua

Date : October 07 2020, 07:00 AM , By : user186012

How to fix "attempt to index a nil value"

this one helps. I am having an error with my code : it keeps telling me "attempt to index a nil value (global 'sides')" , In your code sides is not defined.As you have this line:

TAG : lua

Date : October 07 2020, 07:00 AM , By : LucaN

Why isn't my LUA interpreter able to handle string key values?

hope this fix your issue From http://lua-users.org/wiki/TablesTutorial

TAG : lua

Date : October 07 2020, 05:00 AM , By : nobodyzzz

Lua length operator (#) with nil values

I wish this help you The length operator produces undefined behaviour for tables that aren't sequences (i.e. tables with nil elements in the middle of the array). This means that even if the Lua implementation always behaves in a certain way, you sho

TAG : lua

Date : October 06 2020, 05:00 AM , By : Matt

temp:7: attempt to index global 'mon' (a nil value)

I hope this helps . The error message tells you that mon is nil. That means that peripheral.wrap("monitor_0") returned nil instead of the expected table.Indexing a nil value is not allowed because it doesn't make sense. Hence Lua complains about your

TAG : lua

Date : October 05 2020, 05:00 PM , By : Yohan Lee