diff --git a/Manifest.toml b/Manifest.toml
index 67dde52..e5fad0e 100644
--- a/Manifest.toml
+++ b/Manifest.toml
@@ -1,8 +1,8 @@
 # This file is machine-generated - editing it directly is not advised
 
-julia_version = "1.10.5"
+julia_version = "1.11.0"
 manifest_format = "2.0"
-project_hash = "cb3722d4a81ccdd00186ab7bd39af9b648d16f18"
+project_hash = "75c6a269a13b222c106479d2177b05facfa23f74"
 
 [[deps.AliasTables]]
 deps = ["PtrArrays", "Random"]
@@ -12,13 +12,15 @@ version = "1.1.3"
 
 [[deps.ArgTools]]
 uuid = "0dad84c5-d112-42e6-8d28-ef12dabb789f"
-version = "1.1.1"
+version = "1.1.2"
 
 [[deps.Artifacts]]
 uuid = "56f22d72-fd6d-98f1-02f0-08ddc0907c33"
+version = "1.11.0"
 
 [[deps.Base64]]
 uuid = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"
+version = "1.11.0"
 
 [[deps.CSV]]
 deps = ["CodecZlib", "Dates", "FilePathsBase", "InlineStrings", "Mmap", "Parsers", "PooledArrays", "PrecompileTools", "SentinelArrays", "Tables", "Unicode", "WeakRefStrings", "WorkerUtilities"]
@@ -26,12 +28,6 @@ git-tree-sha1 = "6c834533dc1fabd820c1db03c839bf97e45a3fab"
 uuid = "336ed68f-0bac-5ca0-87d4-7b16caf5d00b"
 version = "0.10.14"
 
-[[deps.CodeTracking]]
-deps = ["InteractiveUtils", "UUIDs"]
-git-tree-sha1 = "7eee164f122511d3e4e1ebadb7956939ea7e1c77"
-uuid = "da1fd8a2-8d9e-5ec2-8556-3022fb5608a2"
-version = "1.3.6"
-
 [[deps.CodecZlib]]
 deps = ["TranscodingStreams", "Zlib_jll"]
 git-tree-sha1 = "bce6804e5e6044c6daab27bb533d1295e4a2e759"
@@ -83,10 +79,12 @@ version = "1.0.0"
 [[deps.Dates]]
 deps = ["Printf"]
 uuid = "ade2ca70-3891-5945-98fb-dc099432e06a"
+version = "1.11.0"
 
 [[deps.Distributed]]
 deps = ["Random", "Serialization", "Sockets"]
 uuid = "8ba89e20-285c-5b6f-9357-94700520ee1b"
+version = "1.11.0"
 
 [[deps.Distributions]]
 deps = ["AliasTables", "FillArrays", "LinearAlgebra", "PDMats", "Printf", "QuadGK", "Random", "SpecialFunctions", "Statistics", "StatsAPI", "StatsBase", "StatsFuns"]
@@ -131,6 +129,7 @@ version = "0.9.22"
 
 [[deps.FileWatching]]
 uuid = "7b1f6079-737a-58dc-b8bc-7a2ca5c1b5ee"
+version = "1.11.0"
 
 [[deps.FillArrays]]
 deps = ["LinearAlgebra"]
@@ -147,6 +146,7 @@ weakdeps = ["PDMats", "SparseArrays", "Statistics"]
 [[deps.Future]]
 deps = ["Random"]
 uuid = "9fa8497b-333b-5362-9e8d-4d0656e87820"
+version = "1.11.0"
 
 [[deps.HypergeometricFunctions]]
 deps = ["LinearAlgebra", "OpenLibm_jll", "SpecialFunctions"]
@@ -170,6 +170,7 @@ version = "1.4.2"
 [[deps.InteractiveUtils]]
 deps = ["Markdown"]
 uuid = "b77e0a4c-d291-57a0-90e8-8db25a27a240"
+version = "1.11.0"
 
 [[deps.InvertedIndices]]
 git-tree-sha1 = "0dc7b50b8d436461be01300fd8cd45aa0274b038"
@@ -204,12 +205,6 @@ version = "1.14.0"
     [deps.JSON3.weakdeps]
     ArrowTypes = "31f734f8-188a-4ce0-8406-c8a06bd891cd"
 
-[[deps.JuliaInterpreter]]
-deps = ["CodeTracking", "InteractiveUtils", "Random", "UUIDs"]
-git-tree-sha1 = "2984284a8abcfcc4784d95a9e2ea4e352dd8ede7"
-uuid = "aa1ae85d-cabe-5617-a682-6adf51b2e16a"
-version = "0.9.36"
-
 [[deps.LaTeXStrings]]
 git-tree-sha1 = "50901ebc375ed41dbf8058da26f9de442febbbec"
 uuid = "b964fa9f-0449-5b57-a5c2-d3ea65f4040f"
@@ -223,16 +218,17 @@ version = "0.6.4"
 [[deps.LibCURL_jll]]
 deps = ["Artifacts", "LibSSH2_jll", "Libdl", "MbedTLS_jll", "Zlib_jll", "nghttp2_jll"]
 uuid = "deac9b47-8bc7-5906-a0fe-35ac56dc84c0"
-version = "8.4.0+0"
+version = "8.6.0+0"
 
 [[deps.LibGit2]]
 deps = ["Base64", "LibGit2_jll", "NetworkOptions", "Printf", "SHA"]
 uuid = "76f85450-5226-5b5a-8eaa-529ad045b433"
+version = "1.11.0"
 
 [[deps.LibGit2_jll]]
 deps = ["Artifacts", "LibSSH2_jll", "Libdl", "MbedTLS_jll"]
 uuid = "e37daf67-58a4-590a-8e99-b0245dd2ffc5"
-version = "1.6.4+0"
+version = "1.7.2+0"
 
 [[deps.LibSSH2_jll]]
 deps = ["Artifacts", "Libdl", "MbedTLS_jll"]
@@ -241,10 +237,12 @@ version = "1.11.0+1"
 
 [[deps.Libdl]]
 uuid = "8f399da3-3557-5675-b5ff-fb832c97cbdb"
+version = "1.11.0"
 
 [[deps.LinearAlgebra]]
 deps = ["Libdl", "OpenBLAS_jll", "libblastrampoline_jll"]
 uuid = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
+version = "1.11.0"
 
 [[deps.LogExpFunctions]]
 deps = ["DocStringExtensions", "IrrationalConstants", "LinearAlgebra"]
@@ -264,12 +262,7 @@ version = "0.3.28"
 
 [[deps.Logging]]
 uuid = "56ddb016-857b-54e1-b83d-db4d58db5568"
-
-[[deps.LoweredCodeUtils]]
-deps = ["JuliaInterpreter"]
-git-tree-sha1 = "c2b5e92eaf5101404a58ce9c6083d595472361d6"
-uuid = "6f1432cf-f94c-5a45-995e-cdbf5db27b0b"
-version = "3.0.2"
+version = "1.11.0"
 
 [[deps.MQTTClient]]
 deps = ["Distributed", "Random", "Sockets"]
@@ -284,11 +277,12 @@ weakdeps = ["PrecompileTools"]
 [[deps.Markdown]]
 deps = ["Base64"]
 uuid = "d6f4376e-aef5-505a-96c1-9c027394607a"
+version = "1.11.0"
 
 [[deps.MbedTLS_jll]]
 deps = ["Artifacts", "Libdl"]
 uuid = "c8ffd9c3-330d-5841-b78e-0817d7145fa1"
-version = "2.28.2+1"
+version = "2.28.6+0"
 
 [[deps.Missings]]
 deps = ["DataAPI"]
@@ -298,10 +292,11 @@ version = "1.2.0"
 
 [[deps.Mmap]]
 uuid = "a63ad114-7e13-5084-954f-fe012c677804"
+version = "1.11.0"
 
 [[deps.MozillaCACerts_jll]]
 uuid = "14a3606d-f60d-562e-9121-12d972cd8159"
-version = "2023.1.10"
+version = "2023.12.12"
 
 [[deps.NetworkOptions]]
 uuid = "ca575930-c2e3-43a9-ace4-1e988b2c1908"
@@ -310,7 +305,7 @@ version = "1.2.0"
 [[deps.OpenBLAS_jll]]
 deps = ["Artifacts", "CompilerSupportLibraries_jll", "Libdl"]
 uuid = "4536629a-c528-5b80-bd46-f80d51c5b363"
-version = "0.3.23+4"
+version = "0.3.27+1"
 
 [[deps.OpenLibm_jll]]
 deps = ["Artifacts", "Libdl"]
@@ -341,9 +336,15 @@ uuid = "69de0a69-1ddd-5017-9359-2bf0b02dc9f0"
 version = "2.8.1"
 
 [[deps.Pkg]]
-deps = ["Artifacts", "Dates", "Downloads", "FileWatching", "LibGit2", "Libdl", "Logging", "Markdown", "Printf", "REPL", "Random", "SHA", "Serialization", "TOML", "Tar", "UUIDs", "p7zip_jll"]
+deps = ["Artifacts", "Dates", "Downloads", "FileWatching", "LibGit2", "Libdl", "Logging", "Markdown", "Printf", "Random", "SHA", "TOML", "Tar", "UUIDs", "p7zip_jll"]
 uuid = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
-version = "1.10.0"
+version = "1.11.0"
+
+    [deps.Pkg.extensions]
+    REPLExt = "REPL"
+
+    [deps.Pkg.weakdeps]
+    REPL = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
 
 [[deps.PooledArrays]]
 deps = ["DataAPI", "Future"]
@@ -377,6 +378,7 @@ version = "2.4.0"
 [[deps.Printf]]
 deps = ["Unicode"]
 uuid = "de0858da-6303-5e67-8744-51eddeeeb8d7"
+version = "1.11.0"
 
 [[deps.PtrArrays]]
 git-tree-sha1 = "77a42d78b6a92df47ab37e177b2deac405e1c88f"
@@ -395,31 +397,16 @@ version = "2.11.1"
     [deps.QuadGK.weakdeps]
     Enzyme = "7da242da-08ed-463a-9acd-ee780be4f1d9"
 
-[[deps.REPL]]
-deps = ["InteractiveUtils", "Markdown", "Sockets", "Unicode"]
-uuid = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
-
 [[deps.Random]]
 deps = ["SHA"]
 uuid = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+version = "1.11.0"
 
 [[deps.Reexport]]
 git-tree-sha1 = "45e428421666073eab6f2da5c9d310d99bb12f9b"
 uuid = "189a3867-3050-52da-a836-e630ba90ab69"
 version = "1.2.2"
 
-[[deps.Requires]]
-deps = ["UUIDs"]
-git-tree-sha1 = "838a3a4188e2ded87a4f9f184b4b0d78a1e91cb7"
-uuid = "ae029012-a4dd-5104-9daa-d747884805df"
-version = "1.3.0"
-
-[[deps.Revise]]
-deps = ["CodeTracking", "Distributed", "FileWatching", "JuliaInterpreter", "LibGit2", "LoweredCodeUtils", "OrderedCollections", "REPL", "Requires", "UUIDs", "Unicode"]
-git-tree-sha1 = "0a20a01fbb3a9531f3325a94b6dcf95c404a1658"
-uuid = "295af30f-e4ad-537b-8983-00126c2a3abe"
-version = "3.6.0"
-
 [[deps.Rmath]]
 deps = ["Random", "Rmath_jll"]
 git-tree-sha1 = "852bd0f55565a9e973fcfee83a84413270224dc4"
@@ -444,9 +431,11 @@ version = "1.4.5"
 
 [[deps.Serialization]]
 uuid = "9e88b42a-f829-5b0c-bbe9-9e923198166b"
+version = "1.11.0"
 
 [[deps.Sockets]]
 uuid = "6462fe0b-24de-5631-8697-dd941f90decc"
+version = "1.11.0"
 
 [[deps.SortingAlgorithms]]
 deps = ["DataStructures"]
@@ -457,7 +446,7 @@ version = "1.2.1"
 [[deps.SparseArrays]]
 deps = ["Libdl", "LinearAlgebra", "Random", "Serialization", "SuiteSparse_jll"]
 uuid = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
-version = "1.10.0"
+version = "1.11.0"
 
 [[deps.SpecialFunctions]]
 deps = ["IrrationalConstants", "LogExpFunctions", "OpenLibm_jll", "OpenSpecFun_jll"]
@@ -472,9 +461,14 @@ version = "2.4.0"
     ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
 
 [[deps.Statistics]]
-deps = ["LinearAlgebra", "SparseArrays"]
+deps = ["LinearAlgebra"]
+git-tree-sha1 = "ae3bb1eb3bba077cd276bc5cfc337cc65c3075c0"
 uuid = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
-version = "1.10.0"
+version = "1.11.1"
+weakdeps = ["SparseArrays"]
+
+    [deps.Statistics.extensions]
+    SparseArraysExt = ["SparseArrays"]
 
 [[deps.StatsAPI]]
 deps = ["LinearAlgebra"]
@@ -521,7 +515,7 @@ uuid = "4607b0f0-06f3-5cda-b6b1-a6196a1729e9"
 [[deps.SuiteSparse_jll]]
 deps = ["Artifacts", "Libdl", "libblastrampoline_jll"]
 uuid = "bea87d4a-7f5b-5778-9afe-8cc45184846c"
-version = "7.2.1+1"
+version = "7.7.0+0"
 
 [[deps.TOML]]
 deps = ["Dates"]
@@ -546,16 +540,18 @@ uuid = "a4e569a6-e804-4fa4-b0f3-eef7a1d5b13e"
 version = "1.10.0"
 
 [[deps.TranscodingStreams]]
-git-tree-sha1 = "e84b3a11b9bece70d14cce63406bbc79ed3464d2"
+git-tree-sha1 = "0c45878dcfdcfa8480052b6ab162cdd138781742"
 uuid = "3bb67fe8-82b1-5028-8e26-92a6c54297fa"
-version = "0.11.2"
+version = "0.11.3"
 
 [[deps.UUIDs]]
 deps = ["Random", "SHA"]
 uuid = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
+version = "1.11.0"
 
 [[deps.Unicode]]
 uuid = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"
+version = "1.11.0"
 
 [[deps.WeakRefStrings]]
 deps = ["DataAPI", "InlineStrings", "Parsers"]
@@ -581,7 +577,7 @@ version = "5.11.0+0"
 [[deps.nghttp2_jll]]
 deps = ["Artifacts", "Libdl"]
 uuid = "8e850ede-7688-5339-a07c-302acd2aaf8d"
-version = "1.52.0+1"
+version = "1.59.0+0"
 
 [[deps.p7zip_jll]]
 deps = ["Artifacts", "Libdl"]
diff --git a/Project.toml b/Project.toml
index ebbd042..743c246 100644
--- a/Project.toml
+++ b/Project.toml
@@ -13,6 +13,5 @@ JSON3 = "0f8b85d8-7281-11e9-16c2-39a750bddbf1"
 MQTTClient = "985f35cc-2c3d-4943-b8c1-f0931d5f0959"
 PrettyPrinting = "54e16d92-306c-5ea0-a30b-337be88ac337"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
-Revise = "295af30f-e4ad-537b-8983-00126c2a3abe"
 SHA = "ea8e919c-243c-51af-8825-aaa63cd721ce"
 UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
diff --git a/src/GeneralUtils.jl b/src/GeneralUtils.jl
index fc22686..392e4c4 100644
--- a/src/GeneralUtils.jl
+++ b/src/GeneralUtils.jl
@@ -1,7 +1,10 @@
 module GeneralUtils
     
 
-export noNegative!, randomWithProb, randomChoiceWithProb, findIndex, limitvalue
+export  # struct
+        mqttClientInstance,
+        # function
+        noNegative!, randomWithProb, randomChoiceWithProb, findIndex, limitvalue 
 
 include("util.jl")
 using .util