Вопросы с тегом 'blockchain-info'

Я не совсем понимаю ваш вопрос: вы спрашиваете о бумаге контракт, который был согласован в автономном режиме, что потом вылилось в биткоин-транзакции, и вы хотите, чтобы посмотреть контракт? спасибо большое. Я понял, как ...
36

Как знак rawtransaction с закрытым ключом

Как подписать сырьем, операции с закрытым ключом. это мой сырой сделки : 0200000001fcd54594bba82795afa84ebf500b3944546117c9371e951fc4539e7455ebafb20000000000ffffffff01b8f902000000000017a914b4e6b1471691d9e9e54cd19d39c8565bcadeb3338700000000 который сделан по Bitcoin-CLI и createrawtransaction . Что сырьевой сделки, совершенной в сервер. И я хочу подписать этот сырьевой сделки на моем локальном компьютере. Как я могу подписать, что с закрытым ключом? Пожалуйста, дайте мне знать, с примером кода. Мой языком является Java. Спа ...
1 дек. 2017 г., 12:33:14
22

мобильный приложение, которое хранит бумажник локально

Насколько я понимаю, как Coinbase и blockchain для iOS приложений хранить свой кошелек на их серверах. Не похоже, чтобы быть любое приложение iOS (или, возможно, Android тоже), который хранит ваш кошелек локально на мобильном устройстве. Я понимаю, почему это может быть неудобно для загрузки и хранения мульти-ГБ блокчейн локально на устройстве, но кошелек обычно очень мал. Я понимаю, что на хранение кошелек локально вы рискуете потерять свои монеты, если ваш телефон потерян или украден, но это можно смягчить, предлагая функции, чтобы ...
20 февр. 2012 г., 7:27:49
39

Ядра биткоин кошелек синхронизации

Не обновленные блоки с синхронизацией с лет старый кошелек окажет влияние на его текущее использование? ...
22 авг. 2017 г., 4:09:16
25

Почему важно, чтобы хэш-алгоритм дружественных головоломки?

Я не понимаю "дружеский головоломка". Вот определение я прочитал: Хэш-функция H является дружественным головоломки, если для всех возможных N-разрядного выходное значение Y, если K выбирается из распределения с высокой minentropy, потом невозможно найти X такое, что H(к // Х) = г, в времени значительно меньше, чем 2 Н.^ А вот то, что попытался при майнинге: Ч(код||prev_hash||приема||приема||..||ТХ) "Если хэш-функция удовлетворяет puzzlefriendliness собственность, то единственный способ решив этот хэш-головоломка, чтобы просто попробовать достаточно ид ...
18 мая 2019 г., 13:12:11
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