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https://www.tsingfun.com/it/tech/1624.html 

移动游戏项目弱网测试策略 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...个网络,在网络中选手动,输入fiddler所在电脑的ip即可,端口默认为8888.如下图: ok,到此就全部设置完毕,开始愉快开的测试之旅吧。以《海岛奇兵》为例,打开手机上的《海岛奇兵》,查看fiddler的记录,既可以看到相关...
https://bbs.tsingfun.com/thread-1277-1-1.html 

怎样用app inventor连接终端的wifi热点。 - App Inventor 2 中文网 - 清泛I...

在不知道终端的端口IP,只知道热点名称与密码情况下,可以连接上吗?我也下载了这个模块clientsocket,是不是还要增加其它模块才可以?使用Wifi拓展:https://puravidaapps.com/wifi.php   貌似可以实现,你可以自己先研究一...
https://bbs.tsingfun.com/thread-1453-1-1.html 

怎么放不上去 文本? - App Inventor 2 中文网 - 清泛IT社区,有思想、有深度

转会员提问:怎么放不上去 文本? 根据提示这里不能放置文本块,需要放数学块。ip 一般是文本,端口一般都数字。
https://bbs.tsingfun.com/thread-1810-1-1.html 

【ClientSocketAI2Ext】拓展报错信息如何自定义展示? - App Inventor 2 拓...

目前该拓展报错(比如IP端口不通)后,直接App崩溃退出,如下: 如何自定义并友好地展示报错信息呢? 一般地,使用屏幕1.出现错误 这个事件: 但是经过测试,此方式无效,系统还是按照自己的错误提示显示,并...
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Bitwise operation and usage

...hexadecimal colours. For example, here's a Python function that accepts a String like #FF09BE and returns a tuple of its Red, Green and Blue values. def hexToRgb(value): # Convert string to hexadecimal number (base 16) num = (int(value.lstrip("#"), 16)) # Shift 16 bits to the right, a...
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How can I check if an ip is in a network in Python?

...lt;<n-1) - 1 def dottedQuadToNum(ip): "convert decimal dotted quad string to long integer" return struct.unpack('L',socket.inet_aton(ip))[0] def networkMask(ip,bits): "Convert a network address to a long integer" return dottedQuadToNum(ip) & makeMask(bits) def addressInNet...
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What is a non-capturing group in regular expressions?

...up 3: "n" Group 4: "sectetuer" ... So, if we apply the substitution string: $1_$3$2_$4 ... over it, we are trying to use the first group, add an underscore, use the third group, then the second group, add another underscore, and then the fourth group. The resulting string would be like the...
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How to get the client IP address in PHP [duplicate]

...elds in your database. If you are going to save the IP to a database as a string, make sure you have space for at least 45 characters. IPv6 is here to stay and those addresses are larger than the older IPv4 addresses. (Note that IPv6 usually uses 39 characters at most but there is also a special I...
https://www.tsingfun.com/it/tech/918.html 

Windows、Linux开放指定端口 - 更多技术 - 清泛网 - 专注C/C++及内核技术

Windows、Linux开放指定端口主机某些端口需要提供给外部访问,如MySQL 3306端口、svn 3690端口、WCF绑定端口等等,但一般情况下端口默认是被防火墙拦截禁止外部访问的。本文简要介绍了如何在不关闭防火墙的情况下开放指定端口。...
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Getting MAC Address

...8927, struct.pack('256s', ifname[:15])) return ':'.join(['%02x' % ord(char) for char in info[18:24]]) print getHwAddr('eth0') This is the Python 3 compatible code: #!/usr/bin/env python3 # -*- coding: utf-8 -*- import fcntl import socket import struct def getHwAddr(ifname): s = socke...