Re-level non-docs content to top of repo and rename content→docs

_code-samples/delete-account/js/blackhole-account.js

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+if (typeof module !== "undefined") {
+    // Use var here because const/let are block-scoped to the if statement.
+    var xrpl = require('xrpl')
+  }
+  // Blackhole an account.
+  // For some addresses, it's possible that no one has the secret key, in which case the account is a black hole and the XRP is lost forever.
+  // https://xrpl.org/accounts.html#special-addresses
+  // https://xrpl.org/disable-master-key-pair.html#disable-master-key-pair
+
+  async function main() {
+    // Connect to a testnet node
+    console.log("Connecting to Testnet...")
+    const client = new xrpl.Client('wss://s.altnet.rippletest.net:51233')
+    await client.connect()
+  
+    // Get account credentials from the Testnet Faucet
+    console.log("Requesting an account from the Testnet faucet...")
+    const { wallet, balance } = await client.fundWallet()
+    
+    console.log("\nAccount: ", wallet.address)
+    console.log("   Seed: ", wallet.seed)
+
+    // This is a well known blackhole address
+    const blackhole_address = "rrrrrrrrrrrrrrrrrrrrBZbvji" 
+
+    // Send AccountSet transaction 
+    const SetRegularKey_tx = await client.autofill({
+      "TransactionType": "SetRegularKey",
+      "Account": wallet.address,
+      "RegularKey": blackhole_address
+    })
+  
+    const SetRegularKey_tx_signed = wallet.sign(SetRegularKey_tx)  
+    const SetRegularKey_tx_result = await client.submitAndWait(SetRegularKey_tx_signed.tx_blob)
+
+    console.log(`\n Submitted a SetRegularKey transaction (Result: ${SetRegularKey_tx_result.result.meta.TransactionResult})`)
+    console.log(`                              Transaction hash: ${SetRegularKey_tx_signed.hash}`)
+
+    // Send AccountSet transaction 
+    const DisableMasterKey_tx = await client.autofill({
+      "TransactionType": "AccountSet",
+      "Account": wallet.address,
+      "SetFlag": xrpl.AccountSetAsfFlags.asfDisableMaster
+    })
+  
+    const DisableMasterKey_tx_signed = wallet.sign(DisableMasterKey_tx)
+    const DisableMasterKey_tx_result = await client.submitAndWait(DisableMasterKey_tx_signed.tx_blob)
+
+    console.log(`\n Submitted a DisableMasterKey transaction (Result: ${DisableMasterKey_tx_result.result.meta.TransactionResult}`)
+    console.log(`                                 Transaction hash: ${DisableMasterKey_tx_signed.hash}`)
+
+    const response = await client.request({
+        "command": "account_info",
+        "account": wallet.address,
+        "ledger_index": "validated"
+    })
+
+    if (response.result.account_data.Flags == 1114112) {
+        console.log(`\nAccount ${wallet.address}'s master key has been disabled, the account is now blackholed.`)
+    } else {
+        console.log(`\nAccount ${wallet.address}'s master key is still enabled, account is NOT blackholed.`)
+    }
+
+    client.disconnect()
+    // End main()
+  }
+  
+  main()

_code-samples/delete-account/py/blackhole-account.py

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+from xrpl.clients import JsonRpcClient
+from xrpl.models.transactions import AccountSet, SetRegularKey, AccountSetAsfFlag
+from xrpl.transaction import submit_and_wait
+from xrpl.wallet import generate_faucet_wallet
+from xrpl.models.requests import AccountInfo
+
+# This code sample will blackhole an account
+# A funded account on the testnet is provided for testing purposes
+# https://xrpl.org/accounts.html#special-addresses
+
+asfDisableMaster = 1114112
+
+# Connect to a testnet node
+JSON_RPC_URL = "https://s.altnet.rippletest.net:51234/"
+client = JsonRpcClient(JSON_RPC_URL)
+
+# Get credentials from the Testnet Faucet
+print("Requesting an account from the Testnet faucet...")
+test_wallet = generate_faucet_wallet(client=client)
+myAddr = test_wallet.address
+
+print(f"\n Account: {test_wallet.address}")
+print(f"    Seed: {test_wallet.seed}")
+
+# This is a well known blackhole address
+blackhole_address = "rrrrrrrrrrrrrrrrrrrrBZbvji"
+
+# Construct SetRegularKey transaction
+tx_regulary_key = SetRegularKey(
+    account=myAddr,
+    regular_key=blackhole_address
+)
+
+# Sign and submit the transaction
+submit_tx_regular = submit_and_wait(transaction=tx_regulary_key, client=client, wallet=test_wallet)
+submit_tx_regular = submit_tx_regular.result
+print(f"\n Submitted a SetRegularKey tx.  Result: {submit_tx_regular['meta']['TransactionResult']}")
+print(f"                            Tx content: {submit_tx_regular}")
+
+# Construct AccountSet transaction w/ asfDisableMaster flag
+# This permanently blackholes an account!
+tx_disable_master_key = AccountSet(
+    account=myAddr,
+    set_flag=AccountSetAsfFlag.ASF_DISABLE_MASTER
+)
+
+# Sign and submit the transaction
+submit_tx_disable = submit_and_wait(transaction=tx_disable_master_key, client=client, wallet=test_wallet)
+submit_tx_disable = submit_tx_disable.result
+print(f"\n Submitted a DisableMasterKey tx.  Result: {submit_tx_disable['meta']['TransactionResult']}")
+print(f"                               Tx content: {submit_tx_disable}")
+
+# Verify Account Settings
+get_acc_flag = AccountInfo(
+    account=myAddr
+)
+response = client.request(get_acc_flag)
+
+if response.result['account_data']['Flags'] & asfDisableMaster:
+    print(f"\nAccount {myAddr}'s master key has been disabled, account is blackholed.")
+
+else:
+    print(f"\nAccount {myAddr}'s master key is still enabled, account is NOT blackholed")