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Compute a confidence interval from sample data
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Just want to clarify this calculation is for sample mean, so a t distribution is used. If the questions is to calculation population mean, a normal distribution should be used and the confident interval will be smaller for the same confidence...
Naming convention for Scala constants?
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@Matthias I've now opened an issue about it. I'd normally do the fix and PR it, but I'm sadly lacking time these days. :(
– Daniel C. Sobral
Aug 9 '13 at 18:16
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What actually causes a Stack Overflow error? [duplicate]
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Exception in thread "main" java.lang.StackOverflowError
Second try.
Now the idea is even simpler. Primitives in Java can be stored on the stack. So, let's declare a lot of doubles, like double a1,a2,a3.... This script can write, compile and run the code for us:
#!/bin/sh
VARIABLES=4000
NAME...
Is there a way to comment out markup in an .ASPX page?
...omment and will not be delivered to the client ... but it's not optional. If you need this to be programmable, then you'll want this answer :-)
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
... 为了强化这个原则，ØMQ严格地分离拓扑的建立（zmq_bind,zmq_connect）和真实消息的传递（zmq_send,zmq_rev)。 前者同底层的传输地址协同工作，比如IP地址，而后者仅仅使用处理器（文件描述符）去定位具体的拓扑： /* Topology esta...
How to pass “Null” (a real surname!) to a SOAP web service in ActionScript 3
...that last name is used as the search term (which happens to be quite often now). The error received (thanks Fiddler!) is:
9...
Rebasing remote branches in Git
... be necessary to perform a rebase even with remote branches. The crux is knowing what you are doing. And we should take over that you may be deleting commits in remote repo.
– enagra
Oct 26 '19 at 12:04
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Postgresql GROUP_CONCAT equivalent?
...eturns an array, but you can CAST that to text and edit as needed (see clarifications, below).
Prior to version 8.4, you have to define it yourself prior to use:
CREATE AGGREGATE array_agg (anyelement)
(
sfunc = array_append,
stype = anyarray,
initcond = '{}'
);
(paraphrased from the...
MySQL: selecting rows where a column is null
...= NULL is not really FALSE - it's NULL again. But it's not TRUE either, so IF(NULL = NULL) won't execute.
– Konerak
Jan 12 '11 at 19:50
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Including an anchor tag in an ASP.NET MVC Html.ActionLink
...t includes an anchor tag (that is, directing the user to a page, and a specific section of the page).
7 Answers
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