diff --git a/README.md b/README.md
index 765637a..98809a9 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,10 @@ Project or files:
 ├── README_2.md
 ├── __concurrent
 │   ├── arc-swap
-│   └── green-threads
+│   ├── crossbeam_n_parking_lot
+│   ├── glommio
+│   ├── green-threads
+│   └── rayon
 ├── __cpu
 │   └── x86
 ├── __crypto
@@ -22,13 +25,17 @@ Project or files:
 │   ├── ring
 │   ├── rsa
 │   ├── secp256k1
+│   ├── simple_contract
 │   ├── ssh-keys
 │   └── totp
 ├── __database
+│   ├── barrel
+│   ├── gluesql
 │   ├── persy
 │   ├── rocksdb
 │   ├── rusqlite
-│   └── sled
+│   ├── sled
+│   └── sqlparser
 ├── __diff
 │   ├── diffy
 │   └── prettydiff
@@ -38,12 +45,16 @@ Project or files:
 │   ├── err_derive
 │   └── quick_error
 ├── __ffi
+│   ├── abi_stable_crates
 │   ├── c
+│   ├── c2
 │   ├── c_export
 │   ├── c_layout
 │   ├── cpp
+│   ├── dotalib
 │   ├── jni
-│   └── live-reload-rust
+│   ├── live-reload-rust
+│   └── rust_link_a
 ├── __fs
 │   └── fuse
 ├── __gui
@@ -52,6 +63,7 @@ Project or files:
 │   ├── plotters
 │   └── svg
 ├── __lang
+│   ├── boa
 │   ├── peg
 │   ├── pest
 │   ├── quickjs
@@ -62,6 +74,7 @@ Project or files:
 │   ├── sysinfo
 │   └── unixsocket
 ├── __log
+│   ├── fern
 │   └── log4rs
 ├── __machinelearning
 │   └── rusty-machine
@@ -71,14 +84,17 @@ Project or files:
 │   ├── human_panic
 │   ├── lazy_static
 │   ├── num_cpus
+│   ├── reed-solomon
 │   ├── regex
 │   ├── smartstring
+│   ├── uint
 │   └── walkdir
 ├── __network
 │   ├── ip
 │   ├── n_pcap
 │   ├── nfqueue
 │   ├── pcap
+│   ├── socket2
 │   ├── tcp
 │   └── udp_laminar
 ├── __performance
@@ -96,6 +112,8 @@ Project or files:
 │   ├── encoding
 │   ├── flatbuffers
 │   ├── hjson
+│   ├── no_proto
+│   ├── prost
 │   └── serde_json
 ├── __shell
 │   ├── ssh2
@@ -107,11 +125,14 @@ Project or files:
 │   ├── ops
 │   └── thread
 ├── __template
-│   └── askama
+│   ├── askama
+│   └── handlebars-rust
 ├── __term
 │   ├── colored_msg
 │   ├── confy_table
 │   ├── indicatif
+│   ├── rustyline
+│   ├── structopt
 │   └── term
 ├── __time
 │   ├── chrono
@@ -151,11 +172,12 @@ Project or files:
     ├── ref_n_and.rs
     ├── sample.txt
     ├── slice.rs
+    ├── string.rs
     ├── time.rs
     ├── vec.rs
     └── while.rs
 
-126 directories, 28 files
+147 directories, 31 files
 
 ```
 
diff --git a/__misc/reed-solomon/Cargo.lock b/__misc/reed-solomon/Cargo.lock
new file mode 100644
index 0000000..70f1515
--- /dev/null
+++ b/__misc/reed-solomon/Cargo.lock
@@ -0,0 +1,14 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "reed-solomon"
+version = "0.1.0"
+dependencies = [
+ "reed-solomon 0.2.1",
+]
+
+[[package]]
+name = "reed-solomon"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13de68c877a77f35885442ac72c8beb7c2f0b09380c43b734b9d63d1db69ee54"
diff --git a/__misc/reed-solomon/Cargo.toml b/__misc/reed-solomon/Cargo.toml
new file mode 100644
index 0000000..39fca06
--- /dev/null
+++ b/__misc/reed-solomon/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "reed-solomon"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+reed-solomon = "0.2.1"
+
diff --git a/__misc/reed-solomon/src/main.rs b/__misc/reed-solomon/src/main.rs
new file mode 100644
index 0000000..05fda32
--- /dev/null
+++ b/__misc/reed-solomon/src/main.rs
@@ -0,0 +1,36 @@
+use reed_solomon::Encoder;
+use reed_solomon::Decoder;
+
+fn main() {
+    let data = b"Hello World!";
+
+    // Length of error correction code
+    let ecc_len = 8;
+
+    // Create encoder and decoder with
+    let enc = Encoder::new(ecc_len);
+    let dec = Decoder::new(ecc_len);
+
+    // Encode data
+    let encoded = enc.encode(&data[..]);
+
+    // Simulate some transmission errors
+    let mut corrupted = *encoded;
+    for i in 0..4 {
+        corrupted[i] = 0x0;
+    }
+
+    // Try to recover data
+    let known_erasures = [0];
+    let recovered = dec.correct(&mut corrupted, Some(&known_erasures)).unwrap();
+
+    let orig_str = std::str::from_utf8(data).unwrap();
+    let recv_str = std::str::from_utf8(recovered.data()).unwrap();
+
+    println!("message:               {:?}", orig_str);
+    println!("original data:         {:?}", data);
+    println!("encoded:               {:?}", encoded.data());
+    println!("error correction code: {:?}", encoded.ecc());
+    println!("corrupted:             {:?}", corrupted);
+    println!("repaired:              {:?}", recv_str);
+}