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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与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或端口不通)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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Getting key with maximum value in dictionary?

...came with same performance on my machine on python 2.7. Testing: f1 - 18 µs per loop Testing: f2 - 33.7 µs per loop Testing: f3b - 50 µs per loop Testing: f4b - 30.7 µs per loop Testing: f5 - 28 µs per loop Testing: f6 - 23 µs per loop Testing: f7 - 18 µs per loop Testing: f8 - 43.9 ...
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Get list from pandas DataFrame column headers

...he difference in performance is obvious: %timeit df.columns.tolist() 16.7 µs ± 317 ns per loop (mean ± std. dev. of 7 runs, 100000 loops each) %timeit df.columns.values.tolist() 1.24 µs ± 12.3 ns per loop (mean ± std. dev. of 7 runs, 1000000 loops each) For those who hate typing, you can...
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Find integer index of rows with NaN in pandas dataframe

... df.loc[pd.isna(df['b']), :].index And their corresponding timings: 333 µs ± 9.95 µs per loop (mean ± std. dev. of 7 runs, 1000 loops each) 280 µs ± 220 ns per loop (mean ± std. dev. of 7 runs, 1000 loops each) 313 µs ± 128 ns per loop (mean ± std. dev. of 7 runs, 1000 loops each) 6.84 ...
https://www.tsingfun.com/it/tech/463.html 

常用Linux命令详解(持续更新) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...大小 ,设置-s 为0,表示抓取整个长度的数据包 12.查看端口绑定情况 netstat –ntpl 命令可以查看系统端口及IP的绑定情况。 13.查看操作系统版本及位数(32位或64位) uname -a 命令可以查看Linux系统内核版本及系统位数(...
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Can Python test the membership of multiple values in a list?

...(range(50000)) >>> %timeit bigset >= bigsubset 1.14 ms ± 13.9 µs per loop (mean ± std. dev. of 7 runs, 1000 loops each) >>> %timeit all(x in bigset for x in bigsubset) 5.96 ms ± 37 µs per loop (mean ± std. dev. of 7 runs, 100 loops each) Using subset testing is still fas...
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Find nearest value in numpy array

...n. I wonder why it is so slow anyways. Plain np.searchsorted takes about 2 µs for my test set, the whole function about 10 µs. Using np.abs it's getting even worse. No clue what python is doing there. – Michael Feb 17 '15 at 18:07 ...