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Regular expression for first and last name

... Your regex fail on 2 characters string. I think this fixed it ^[\w'\-,.]*[^_!¡?÷?¿\/\\+=@#$%ˆ&*(){}|~<>;:[\]]*$ – TKA Aug 8 '19 at 19:23 ...
https://www.tsingfun.com/it/tech/1257.html 

快速理解 高频对冲套利自动交易(程式化交易) - 更多技术 - 清泛网 - 专注...

...的),开仓500手,平仓446手,现在持仓54手。 (总体收益怎么样?我有个感觉不知道对不对啊。我觉得你说的好像是每天不停地下很多正反单。然后把符合盈利要求得平掉,然后重现开新单。留下浮亏的。直到浮亏的盈利再平。...
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Data structure for loaded dice?

..., r and s, between 0 and 1. Let i = floor(r*N)+1. If qi < s then return ai else return bi. The work in the alias method is in figuring out how to produce qk, ak and bk. share | improve this answe...
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App Inventor 2 CustomWebView 拓展:高级版Web浏览器,完美浏览现代Web前...

... 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 App Inventor 2 CustomWebView 拓展:...
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Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...注释中就写到"ok,这也许是个玩笑,但我正在着手研究它"。   1991 年7 月3 日在comp.os.minix 上发布的post 上就已经提到了正在搜集POSIX 的资料。(当然此时还不存在Linux 这个名称,当时Linus 的脑子里想的可能是FREAX ,FREAX 的...
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Can a Windows batch file determine its own file name?

... - expands %I to a file extension only %~sI - expanded path contains short names only %~aI - expands %I to file attributes of file %~tI - expands %I to date/time of file %~zI - expands %I to size of file %~$PATH:I - searches the directories listed in the PATH ...
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Finding three elements in an array whose sum is closest to a given number

...fy the problem statement, instead we will search for aj and ak that sum to ai +S. – Boolean May 20 '11 at 14:59 3 ...
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Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k

... every polynomial factors uniquely (ring of polynomials is an Euclidean domain), this means ai are uniquely determined, up to permutation. This ends a proof that remembering powers is enough to recover the numbers. For constant k, this is a good approach. However, when k is varying, the direct app...
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Find which commit is currently checked out in Git

...how. git log -1. Bash prompt. git status. git bisect visualize. I'll explain each option in detail below. Option 1: git show As explained in this answer to the general question of how to determine which commit you currently have checked-out (not just during git bisect), you can use git show wit...
https://www.tsingfun.com/it/tech/474.html 

对外网用户的squid代理+认证 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...都使用 FreeBSD6.2Release + Squid2.6,一级代理直接和外网线路连接,用户通过设置相应的网段IP和代理服务器(IE上设置)进行上网。一级代理服务器后面的交换上的用户直接设置21段的IP再加上在IE上设置192.168.21.254及端口3128进行上...