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25
wanghuangang
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December 16, 2017
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wanghuangang
python3
6y
slove sendRawTransaction(**)'s same nonce problem
use python3,web3.py follow code: for k,v in self.web3.txpool.inspect.pending.items(): if str(k).lower() == fromwho.lower(): noncenum = len(v) break tx =
$ 0.000
2
2
wanghuangang
python3
7y
Decode ethereum's account keystore file by Python
Step 1: pip install web3 //my web3 version is 3.16.5 pip install ethereum Step 2: import ethereum.tools.keys as keys with open(keystorepath) as file_object: contents = file_object.read() privatekey =
$ 0.000
0
wanghuangang
eos
7y
Analysis EOS fc::raw::pack code
Example wallet_api_plugin code ,there is a struct struct plain_keys { fc::sha512 checksum; map<public_key_type,string> keys; }; In wallet_api_impl class there is a funtion void encrypt_keys() {
$ 0.143
1
wanghuangang
product
7y
乐淘直播第一版本
首先团队经过了2个月的奋斗,乐淘直播终于上线了,前期安卓客户端土豆同学承受着佷大的压力,一个人默默的改造客户端源码,后期加入了小明同学分担了一些重要工作,团队中的信封同学也从PHP渐渐转向DB工作,登子还是那个登子,主攻PhP,牛顿做房间服务比较快,麦斯前端工作量较少些,产品山楂负责了全面构思,大长腿惊蛰MM扛起了UI设计。原悟空与橙子陪着大家加班,每个人都为这款APP付出了努力。
$ 0.000
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