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Update 12_3_Programming_Bitcoind_with_C.md

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Shannon Appelcline 2017-06-21 11:10:13 -07:00 committed by GitHub
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12_3_Programming_Bitcoind_with_C.md
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@ -53,8 +53,8 @@ printf("Sending %4.8f BTC to %s\n",tx_amount,tx_recipient);
We're just setting the 0.0005 BTC fee that we've reguarly used to ensure that our test transactions go through quickly: We're just setting the 0.0005 BTC fee that we've reguarly used to ensure that our test transactions go through quickly:
``` ```
float tx_fee = 0.0005; float tx_fee = 0.0005;
float tx_total = tx_amount + tx_fee; float tx_total = tx_amount + tx_fee;
``` ```
> **WARNING:** A real program would calculate a fee that minimized cost while ensuring the speed was sufficient for the sender. > **WARNING:** A real program would calculate a fee that minimized cost while ensuring the speed was sufficient for the sender.
@ -106,7 +106,7 @@ Is the UTXO large enough to pay out your transaction? If so, grab it!
``` ```
if (tx_amount > tx_total) { if (tx_amount > tx_total) {
json_t *lu_txid = NULL; json_t *lu_txid = NULL;
lu_txid = json_object_get(lu_data,"txid"); lu_txid = json_object_get(lu_data,"txid");
tx_id = strdup(json_string_value(lu_txid)); tx_id = strdup(json_string_value(lu_txid));