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Converting a Uniform Distribution to a Normal Distribution
...so shared by the inverse CDF method. See cimat.mx/~src/prope08/randomgauss.pdf . This can be alleviated by using a uniform RNG which has non zero probability to yield a floating point number very close to zero. Most RNG do not, since they generate a (typically 64 bit) integer which is then mapped to...
Generate random numbers with a given (numerical) distribution
...se home-grown solutions just weren't succinct enough for your liking. :-)
pdf = [(1, 0.1), (2, 0.05), (3, 0.05), (4, 0.2), (5, 0.4), (6, 0.2)]
cdf = [(i, sum(p for j,p in pdf if j < i)) for i,_ in pdf]
R = max(i for r in [random.random()] for i,c in cdf if c <= r)
I pseudo-confirmed that th...
Linux equivalent of the Mac OS X “open” command [closed]
...ngs correctly open in VLC, .txt files open in less (instead of gedit) and .pdf files simply fail to open! ( Error: no "view" mailcap rules found for type "application/pdf")
– MestreLion
Sep 11 '12 at 21:36
...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...息。
Squid是一个缓存Internet 数据的软件，其接收用户的下载申请，并自动处理所下载的数据。当一个用户想要下载一个主页时，可以向Squid 发出一个申请，要Squid 代替其进行下载，然后Squid 连接所申请网站并请求该主页，接着...
How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
...lick Save.
The diagram is exported. To export in a vector format, use To PDF File, instead. This allows for simplified editing using Inkscape (or other vector image editor).
These instructions may work for SQL Developer 3.2.09.23 to 4.1.3.20.
...
CruiseControl.Net 进行持续化集成 - IT产品资讯 - 清泛网 - 专注C/C++及内核技术
...CruiseControl.NET-1.3.0.2918，在首页的release栏中，便可以找到下载最新版CC.Net的连接，它是一款开源软件，你也可以在http://www.sf.net中找到它的源码和安装文件。如果你就是想使用CC.Net直接下载exe文件即可。下载后,在本地的安装过程...
Generating HTML email body in C#
...;
var file = new Attachment(fileStream, MediaTypeNames.Application.Pdf);
file.Name = "FILE.PDF";
msg.Attachments.Add(file);
// Send the email
var client = new SmtpClient(...);
client.Credentials = new NetworkCredential(...);
client.Send(msg)...
携程违约合同现双版本 手机端消费者投诉被利诱 - 资讯 - 清泛网 - 专注C/C+...
携程违约合同现双版本 手机端消费者投诉被利诱携程方表示他们的条款是80%，APP版合同不作数。就在携程旅游这几天给会员广发红包，推广在线旅游的时候，消费者刘女士向大众证券报投诉携程APP存BUG，同一产品合同在网站和...
微信小程序：运行环境加载失败(2,101) - 用户反馈 - 清泛IT社区，为创新赋能！
然而各种正式版小程序无此问题，只有体验版/调试版小程序有该现象。
尝试了各种解决方案：
更换wifi/流量。
清理微信缓存。
杀死微信进程重新打开微信。
重启手机。
均未能解决。
后来偶然发现手机的时间比北京时...
How to use the “number_to_currency” helper method in the model rather than view?
...swer.
If you think “but I really need this to write my to_csv & to_pdf methods in my model!”, then your entire premise is wrong—after all, you don’t have a to_html method, do you? And yet your object is very often rendered as HTML. Consider creating a new class for generating your outp...