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const buf = Buffer.from('test','ascii')
console.log(buf.toString('hex')) //74657374
console.log(buf.toString('base64')) //dGVzdA==
console.log(buf.toString('ascii')) //test
// 创建一个长度为 20、且用 0 填充的 Buffer。
const buf1 = Buffer.alloc(20)
// 创建一个长度为 20、...
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... ORACLE 8i，9i 表连接方法。 一般的相等连接： select * from a, b wherea.id = b.id; 这个就属于内连接。 对于外连接： Oracle中可以使用“(+) ”来表示，9i可以使用LEFT/RIGHT/FULL OUTER JOIN LEFT OUTER JOIN：左外关联 SELECT e.last_name,e.de...
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...，但解决方案的准确性较低static void anfisForward(FIS *fis, int from, int to)
{
int i;
if (from < fis->in_n || to >= fis->node_n)
fisError("Node index out of bound!");
/* forward calculation */
for (i = from; i <= to ; i++)
fis->node[i]->value = (*f...
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...t thread
import gevent
import hashlib
import argparse
import requests
from colorama import init,Fore
from gevent.queue import Queue
from gevent import monkey;monkey.patch_all()gevent 协程并发网络库argparse 命令行参数解析库colorama 跨平台输出变色库程序入口if __name__...
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...据。基于深度神经网络进行实时电力系统状态估计和预测from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
SEED=1234
import numpy as np
import math
from matplotlib import pyplot as plt
np.random.seed(SEED)
import ...
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运行结果： python dice.py ('change sides from 6 to ', 4, ' !')('change sides from 6 to ', 4, ' !')(4, 2)代码如下
# Description : This will randomly select two numbers,
# like throwing dice, you can change the sides of the dice if you wish
import random
class Di...
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...The framers of the Constitution envisioned law _10_having authority apart from politics. They gave justices permanent positions _11_they would be free to _12_ those in power and have no need to _13_ political support. Our legal system was designed to set law apart from politics precisely because the...
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...用法sim> help•sim> Commands:•!<filename> -run commands from the file•Start network•Dump ["nodeid"] : dump node information in network•Route <from-lid> <to-lid>•Link "nodeid"[port] "remoteid"[port]•ReLink"nodeid" : restore previously unconnected link(s) of the ...
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...13:55:04 10-9-43-230 sshd[116965]: Failed password for invalid user sysadm from 51.68.199.114 port 47718 ssh2Jan 17 13:55:47 10-9-43-230 sshd[117665]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.29.155.214Jan 17 13:55:49 10-9-43-230 sshd[117665]: Faile...
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...WareDetected(Context context) { return FingerprintManagerCompat.from(context).isHardwareDetected(); } 3、判断当前设备是否有图案锁 这个有的一聊，Android在设置指纹时，G爹要求必须要有图案锁 ，可以是password，PIN或...
