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got以太坊

发布时间: 2021-05-22 05:08:42

① GNS3不能关联GNS3VM出现如图错误

解决方法: 1、在系统中“我的电脑”上点鼠标右键选择“属性”。
在系统属性窗口选择“高级”标签并按“环境变量”按钮;第二步:将环境变量设置窗口中的系统变量里的Path值中在原有的值后面添加SecureCRT.v5.5.2安装路径,比如下目录“;C:\Program Files\S。

② the method eth.getcompilers does not exist怎么办

你好,很多例子是eth.getCompilers()返回solidity 或者配置solc

然后会报Error: The method eth_getCompilers does not exist/is not available的错误

因为1.6以后已经移除了这个方法 使用低版本的geth也不可取

解决方法:

  • 启动一个以太坊节点 (例如geth私有链之类的或者testrpc)。

  • 用solc编译智能合约。

  • 编译好的合约部署到网络。

  • eb3.js提供的JavaScript API来调用合约。(根据调用的类型有可能会消耗以太币。)

希望对你有帮助

③ python 环境下 socket.socket的get_ip_address("eth1")执行报错,代码如下:

eth1似乎是Linux下的命名方法,Mac OS不是这么定义的。前排童鞋说的,先查一下有没有eth1这个设备。

④ 如何在Mininet中修改host的IP地址

I got it! do like this:
mininet> py h1.setIP('10.0.0.3/24')
mininet> py h2.setIP('10.0.0.4/24')
mininet> h1 ping h2
PING 10.0.0.4(10.0.0.4)56(84) bytes of data.
64 bytes from10.0.0.4: icmp_req=1 ttl=64 time=2.38 ms

On Sunday, March 30, 2014 2:15:13 AM UTC+8, Yong Wang wrote:
Hi everyone,

When I change host's IP, other hosts cannot ping through it, but it can ping other host.
And I find that, when typing in mp command, it shows that the IP is not changed.
That's why? How can I really change the ip of virtual host?

mininet> h1 ifconfig h1-eth0 10.0.1.1
mininet> h1 ifconfig
h1-eth0 Link encap:Ethernet HWaddr 00:00:00:00:00:01
inet addr:10.0.1.1 Bcast:10.255.255.255 Mask:255.0.0.0
inet6 addr: fe80::200:ff:fe00:1/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1543 errors:0 dropped:1302 overruns:0 frame:0
TX packets:185 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:101016 (101.0 KB) TX bytes:13746 (13.7 KB)

lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:3 errors:0 dropped:0 overruns:0 frame:0
TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:336 (336.0 B) TX bytes:336 (336.0 B)
mininet> mp
<RemoteController c0: 192.168.56.1:6633 pid=1891>
<OVSSwitch s3: lo:127.0.0.1,s3-eth1:None,s3-eth2:None,s3-eth3:None,s3-eth4:None pid=1904>
<Host h1: h1-eth0:10.0.0.1 pid=1898>
<Host h2: h2-eth0:10.0.0.2 pid=1899>
<Host h3: h3-eth0:10.0.0.3 pid=1900>
<Host h4: h4-eth0:10.0.0.4 pid=1901>

mininet> h1 ping h2
PING 10.0.0.2 (10.0.0.2) 56(84) bytes of data.
64 bytes from 10.0.0.2: icmp_req=1 ttl=64 time=5.33 ms
64 bytes from 10.0.0.2: icmp_req=2 ttl=64 time=0.253 ms
64 bytes from 10.0.0.2: icmp_req=3 ttl=64 time=0.070 ms
^C
--- 10.0.0.2 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 0.070/1.887/5.339/2.442 ms
mininet> h2 ping h1
PING 10.0.0.1 (10.0.0.1) 56(84) bytes of data.
From 10.0.0.2 icmp_seq=1 Destination Host Unreachable
From 10.0.0.2 icmp_seq=2 Destination Host Unreachable
From 10.0.0.2 icmp_seq=3 Destination Host Unreachable
^C
--- 10.0.0.1 ping statistics ---
4 packets transmitted, 0 received, +3 errors, 100% packet loss, time 3015ms
pipe 3
mininet>

Thank you in advance for any answers.

⑤ 大陆转以太坊到台湾需要多久

The next morning, Linda got u

⑥ 歌词“MONDAY TUETHDAY"的一首歌的歌名是什么

<wait til you here form you>,是sarah connor唱的,挺好听的,讲的是她朋友玛丽亚的故事,歌词: This song is about Maria A close friend of mine Who lost herself in drugs She told me to wait for her But guess what... She never came back And I'm still waiting She told me: 这首歌是关于玛丽亚的 一个我很要好的在毒品中迷失自己的朋友 她告诉我要等她 但猜猜怎么样 她从没回来 我仍然在等待 她告诉我说: Wait 'til you hear from me Monday, Tuesday it won't be Wednesday, Thursday we will see If only you can wait baby Wait 'til you here from me Friday use your fantasy Saturday you got over me If only you can wait baby 等我直到你听到我的消息 不会是周一周二 周三周四我们将会见面 只要你能等我 等我直到你听到我的消息 周五运用你的想象力 周六你已错过了我 你要你等我宝贝 She was called Maria and she really was a friend I remember when we were walking hand in hand She was telling me that she understands All the world and every thrill by taking little pills So she was trying everything and more Alcohol and speed, coke and weed and tried to score Tragedy: she didn't feel much better than before So she got away here quick to find a better kick 她叫玛丽亚确实是我的朋友 我还记得我们曾手拉手 她告诉我她明白整个世界和每个刺激都靠小药片 所以她越发大胆尝试 酒精,飙车,可卡因.大麻还有非法的到毒品 悲惨的是她没有感觉比以前好 所以她离开了这里去找更大的刺激 Never let it - wanna find her Can't forget it - to remind her She's my sister - wanna tell her How I miss her - she told me 从来没有--想找到她 不能忘记--去提醒她 她是我的姐妹--想告诉她 我多么想她--她告诉我 Wait 'til you hear from me Monday, Tuesday it won't be Wednesday, Thursday we will see If only you can wait baby Wait 'til you here from me Friday use your fantasy Saturday you got over me If only you can wait baby 等我直到你听到我的消息 不会是周一周二 周三周四我们将会见面 只要你能等我 等我直到你听到我的消息 周五运用你的想象力 周六你已错过了我 你要你等我宝贝 Wait - don't call you've got to Wait 'til you hear from me Wait - that's all you've got to wait... 等,想我也不要打电话 直到你听到我的消息 等,那是你所能做到的一切 等... When she arrived in the city of the stars Blinded by the lights, a burning in the heart She believed to play what she called her part A member of society to satisfy her dreams No one paid attention on her skills So she found crack is another way to fill The emptiness inside right now she got her thrill Guess, who gave his life away? she did it every day 当她到达了繁华如星的大城市 被光芒晃了眼睛,她心中燃烧起火焰 她坚信要闯出一片天地 成为社会一员来满足她的梦想 没有人注意到她的技巧 所以她找到另一条刺激的路来添满她的空虚 怎么样,谁让他丧身,她每天寻欢 Never let it - wanna find her Can't forget it - to remind her She's my sister - wanna tell her How I miss her - she told me Wait 'til you hear from me Monday, Tuesday it won't be Wednesday, Thursday we will see If only you can wait baby Wait 'til you here from me Friday use your fantasy Saturday you got over me If only you can wait baby 重复 Why did she throw her life away? Why did she say don't call just wait? 为什么她要堕落? 为什么她不联系我只是让我等? If you wanna go to the city of stars Can you help me to find my girl Maria She once was an actress and a beauty queen Then the drugs took over and made her mean I tried to stand by her side make her feel alright But she wished to get over to the other side And since I can't really get her out of my mind I'm asking you, won't you help me to find 如果你要去那个大城市 能不能帮我找到玛丽亚 她曾经是个演员一个美丽王后 只是毒品使她堕落让她狭隘了 我努力站在她那边好让她感觉好些 但她只想朝相反方向走 我也是不能将她忘怀 我请求你难道不能帮我找到她吗.. 〔再重复〕 she told me wait till you hear me Monday Tuesday it won't be Wednesday Thursay we will see if only you can wait baby she told me wait till you hear me Monday Tuesday it won't be Wednesday Thursay we will see if only you can wait baby wait til you hear from me Friday is fantasy Saturday you got over me

⑦ 虚拟机中的Linux eth0 启动时报错

你是使用NetworkManager管理的网卡吗?看这报错猜测跟NetworkManager有些关系啊。

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