diff --git a/docs/2.develop/contracts/anatomy.md b/docs/2.develop/contracts/anatomy.md
index 9c340ead659..cfd20e68f28 100644
--- a/docs/2.develop/contracts/anatomy.md
+++ b/docs/2.develop/contracts/anatomy.md
@@ -28,7 +28,7 @@ internal classes simply decorate it using the [`NEAR Bindgen` decorator/macro](#
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
       url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/src/lib.rs"
-      start="7" end="12" />
+      start="13" end="16" />
   </Language>
 </CodeTabs>
 
@@ -99,7 +99,7 @@ In JavaScript you **must always** define a [default state](#default-state)
 
   <Github fname="lib.rs" language="rust"
           url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/src/lib.rs"
-          start="25" end="32" />
+          start="35" end="40" />
 
 :::info
 To make the initialization mandatory use `#[derive(PanicOnDefault)]` in the contract's structure
@@ -134,7 +134,7 @@ In Javascript you **must always** assign values to **all the class' parameters**
   <TabItem value="🦀 Rust">
     <Github fname="lib.rs" language="rust"
             url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/src/lib.rs"
-            start="14" end="21" />
+            start="19" end="26" />
   </TabItem>
 </Tabs>
 
diff --git a/docs/2.develop/contracts/crosscontract.md b/docs/2.develop/contracts/crosscontract.md
index 1ab2f56f6d2..331d3c0c726 100644
--- a/docs/2.develop/contracts/crosscontract.md
+++ b/docs/2.develop/contracts/crosscontract.md
@@ -51,7 +51,7 @@ Calling another contract passing information is also a common scenario. Bellow y
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="51" end="74" />
+            start="52" end="75" />
     <Github fname="external.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs" />
   </Language>
@@ -124,7 +124,7 @@ The callback methods in your contract must be public, so it can be called when t
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="67" end="73" />
+            start="67" end="74" />
   </Language>
 </CodeTabs>
 
@@ -140,7 +140,7 @@ In case the call finishes successfully, the resulting object will have a `status
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.ts"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="47" end="47" />
+            start="47" end="49" />
   </Language>
 </CodeTabs>
 
diff --git a/docs/2.develop/testing/integration.md b/docs/2.develop/testing/integration.md
index 3a01ff18386..403f4af1d73 100644
--- a/docs/2.develop/testing/integration.md
+++ b/docs/2.develop/testing/integration.md
@@ -32,7 +32,7 @@ Lets take a look at the test of our [Quickstart Project](../quickstart.md) [👋
 <CodeTabs>
   <Language value="🌐 JavaScript" language="js">
     <Github fname="main.ava.ts"
-            url="https://github.com/near-examples/hello-near-examples/blob/main/contract-ts/sandbox-ts/src/main.ava.ts" start="9" end="43"/>
+            url="https://github.com/near-examples/hello-near-examples/blob/main/contract-ts/sandbox-ts/main.ava.ts" start="8" end="43"/>
   </Language>
 </CodeTabs>
 
@@ -45,7 +45,7 @@ In most cases we will want to test complex methods involving multiple users and
 <CodeTabs>
   <Language value="🌐 JavaScript" language="js">
     <Github fname="main.ava.ts"
-            url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/sandbox-ts/src/main.ava.ts"
+            url="https://github.com/near-examples/donation-examples/blob/main/contract-ts/sandbox-ts/src/main.ava.ts"
             start="50" end="73" />
   </Language>
 </CodeTabs>
diff --git a/docs/2.develop/testing/unit.md b/docs/2.develop/testing/unit.md
index 02d7dd72113..d405e6a4e7a 100644
--- a/docs/2.develop/testing/unit.md
+++ b/docs/2.develop/testing/unit.md
@@ -23,7 +23,7 @@ The tests in the [Counter Example](https://github.com/near-examples/counters) re
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/counters/blob/main/contract-rs/src/lib.rs"
-            start="48" end="83" />
+            start="50" end="71" />
   </Language>
 </CodeTabs>
 
@@ -37,7 +37,7 @@ While doing unit testing you can modify the [Environment variables](../contracts
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/src/lib.rs"
-            start="57" end="92" />
+            start="59" end="117" />
   </Language>
 </CodeTabs>
 
diff --git a/docs/3.tutorials/examples/coin-flip.md b/docs/3.tutorials/examples/coin-flip.md
index 11aea90d91a..0857bb1bc8f 100644
--- a/docs/3.tutorials/examples/coin-flip.md
+++ b/docs/3.tutorials/examples/coin-flip.md
@@ -60,7 +60,7 @@ The contract presents 2 methods: `flip_coin`, and `points_of`.
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs" 
             url="https://github.com/near-examples/coin-flip-examples/blob/main/contract-rs/src/lib.rs"
-            start="49" end="83" />
+            start="49" end="81" />
   </Language>
 </CodeTabs>
 
diff --git a/docs/3.tutorials/examples/count-near.md b/docs/3.tutorials/examples/count-near.md
index 19a13fc04c2..e7ef0df4d86 100644
--- a/docs/3.tutorials/examples/count-near.md
+++ b/docs/3.tutorials/examples/count-near.md
@@ -125,7 +125,7 @@ The contract presents 4 methods: `get_num`, `increment`, `decrement`, and `reset
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/counters/blob/main/contract-rs/src/lib.rs"
-            start="22" end="47" />
+            start="5" end="39" />
   </Language>
 </CodeTabs>
 
diff --git a/docs/3.tutorials/examples/donation.md b/docs/3.tutorials/examples/donation.md
index 27edf7203e1..c93f0a5a5ba 100644
--- a/docs/3.tutorials/examples/donation.md
+++ b/docs/3.tutorials/examples/donation.md
@@ -65,7 +65,7 @@ The example is divided in two main components:
 │    └── lib.rs
 ├── Cargo.toml # package manager
 ├── README.md
-├── rust-toolchain.toml
+└── rust-toolchain.toml
 ```
 
   </TabItem>
diff --git a/docs/3.tutorials/examples/guest-book.md b/docs/3.tutorials/examples/guest-book.md
index d12408eff3e..a95f2e5c91c 100644
--- a/docs/3.tutorials/examples/guest-book.md
+++ b/docs/3.tutorials/examples/guest-book.md
@@ -65,7 +65,7 @@ The example is divided in two main components:
 │    └── lib.rs
 ├── Cargo.toml # package manager
 ├── README.md
-├── rust-toolchain.toml
+└── rust-toolchain.toml
 ```
 
   </TabItem>
@@ -99,13 +99,12 @@ Go ahead and login with your NEAR account. If you don't have one, you will be ab
 The frontend is composed by a single HTML file (`/index.html`) and uses REACT. Check `/App.js` and `/index.js` to understand how
 components are displayed in the screen.
 
-You will notice in `/index.js` the following code:
+You will notice in `/src/App.jsx` the following code:
 
 <CodeTabs>
   <Language value="🌐 JavaScript" language="js">
-    <Github fname="index.js"
-            url="https://github.com/near-examples/guest-book-examples/blob/main/frontend/index.js"
-            start="17" end="27" />
+    <Github fname="App.jsx"
+            url="https://github.com/near-examples/guest-book-examples/blob/main/frontend/src/App.jsx"/>
   </Language>
 </CodeTabs>
 
diff --git a/docs/3.tutorials/examples/xcc.md b/docs/3.tutorials/examples/xcc.md
index 0e3dc3421af..7e37b8dd082 100644
--- a/docs/3.tutorials/examples/xcc.md
+++ b/docs/3.tutorials/examples/xcc.md
@@ -53,7 +53,6 @@ The smart contract is available in two flavors: Rust and JavaScript
 
   <TabItem value="🦀 Rust">
 
-=======
 ```bash
 ┌── tests # sandbox testing
 │    ├── hello-near
@@ -88,7 +87,7 @@ The contract exposes methods to query the greeting and change it. These methods
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="24" end="49" />
+            start="25" end="50" />
             <Github fname="external.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs" />
   </Language>
@@ -130,13 +129,13 @@ in `sandbox-ts/` for the JavaScript version and in `tests/` for the Rust version
 <CodeTabs>
   <Language value="🌐 JavaScript" language="rust">
     <Github fname="main.ava.ts"
-            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-ts/sandbox-ts/src/main.ava.ts"
-            start="9" end="59" />
+            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-ts/sandbox-ts/main.ava.ts"
+            start="8" end="52" />
   </Language>
   <Language value="🦀 Rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/tests/tests.rs"
-            start="5" end="77" />
+            start="4" end="77" />
   </Language>
 </CodeTabs>