Preguntas con etiqueta 'testing'

@inersha - 1. Cierto, en general. En el binario multiplcation variante que he presentado, tanto hacer doblar o adición con G. Pero de manera más general (por ejemplo, cuando el uso óptimo de adición de cadenas), u ...
30

Compradores por primera vez, las preguntas antes de atornillar

Estoy queriendo comprar BTC para comprar productos, pero las cosas están un poco confuso para mí. En primer lugar, sería mejor comprar de alguien o de un sitio web, o el uso de un cajero automático? Una vez que la compra de la BTC ¿cuál es el mejor lugar para almacenarlo? No quiero vincular cuentas bancarias y todo lo que es por eso que creo que el uso de un cajero automático sería lo mejor. Si hago uso de la atm aquí localmente hacer que me acaba de dar un código QR y si es así ¿cuál es la mejor aplicación móvil para u ...
19 may. 2010 11:25:56
18

Relativa a las restricciones de licencia de Etereum y otros proyectos de código Abierto?

Es Etereum de fuente abierta? He escuchado varias cosas de diferentes personas. Stephan Tual ha escrito: "Todo en el Etereum, incluyendo nuestro sitio web, nuestras herramientas, nuestros documentos y, por supuesto, nuestro todo nuestro software de programación y compiladores son el 100%, de pared a pared de código abierto y bajo licencia GPL." Pero entonces, ¿qué acerca de la Etereum de la Fundación? ¿Cómo funciona el abrir-sourceiodicity de Etereum comparar a la de Bitcoin? ¿Cómo se compara a la de la propuesta de "privado blockchain" Hyperledger proyecto? ...
11 abr. 2017 6:19:08
21

¿Cómo puedo concatenar dos hashes en Python?

La concatenación y el doble de hash SHA-256 "a751efbeabe73bdf9d08df5760104feff915d9d807d4c62178cdeb98d8c25f43" con la misma "a751efbeabe73bdf9d08df5760104feff915d9d807d4c62178cdeb98d8c25f43" debe de salida 15eca0aa3e2cc2b9b4fbe0629f1dda87f329500fcdcd6ef546d163211266b3b3 importación hashlib header_hex = "a751efbeabe73bdf9d08df5760104feff915d9d807d4c62178cdeb98d8c25f43a751efbeabe73bdf9d08df5760104feff915d9d807d4c62178cdeb98d8c25f43" header_bin = header_hex.decode('hex') hash = hashlib.sha256(hashlib.sha256(header_bin ...
1 oct. 2011 6:23:45
26

Bitcoin juego en línea la integración

Quiero crear un juego donde los usuarios pueden ganar Bitcoins jugando mis juegos que he creado o tal vez a otros juegos en línea. Lo Api similar en el uso de aplicaciones para lograr esto? ¿cómo son los anfitriones de los Bitcoins? hacer que utilicen sus propios alojados cartera, bitpay? Bitcoin fideicomiso? ...
7 jun. 2016 23:23:33
22

Duda respecto a la función de hash en los árboles de Merkle

Por lo que he leído, dicen que en un bloque, hay 4 transacciones. El valor hash de las transacciones a y B se combinan para obtener el hash de AB. Lo mismo va para las transacciones de C y D para obtener el hash de CD. Más tarde AB y CD son combinadas para obtener la penúltima hash que junto con el nonce da el final de hash. Este merkle de la estructura de árbol se proporcionan de manera que uno puede ir rastreando las raíces (he.e para las transacciones iniciales) para verificar ellas, ¿verdad? Pero ...
6 oct. 2014 1:50:24
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