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REST authentication and exposing the API key
... there are a lot of questions on SO about it, as well as on a lot of other sites and blogs. Though I've never seen this specific question asked...for some reason, I can't wrap my mind around this concept...
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由12306.cn谈谈网站性能技术12306.cn网站挂了，被全国人民骂了。我这两天也在思考这个事，我想以这个事来粗略地和大家讨论一下网站性能的问题。因为仓促，而且完全基于...12306.cn网站挂了，被全国人民骂了。我这两天也在思考...
Strangest language feature
...
Fun with auto boxing and the integer cache in Java:
Integer foo = 1000;
Integer bar = 1000;
foo <= bar; // true
foo >= bar; // true
foo == bar; // false
//However, if the values of foo and bar are between 127 and -12...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
...tty". This is a common misunderstanding. If you have this link in your web site:
<a href="/my/ugly/link.php?is=not&amp;very=pretty">
there's nothing mod_rewrite can do to make that pretty. In order to make this a pretty link, you have to:
Change the link to a pretty link:
<a href=...
Break a previous commit into multiple commits
...was farther back in the tree than you want to count, then
$ git rebase -i 123abcd~
where 123abcd is the SHA1 of the commit you want to split up.
If you are on a different branch (e.g., a feature branch) that you plan to merge into master:
$ git rebase -i master
When you get the rebase edit sc...
How do you UrlEncode without using System.Web?
I am trying to write a windows client application that calls a web site for data. To keep the install to a minimum I am trying only use dlls in the .NET Framework Client Profile . Trouble is that I need to UrlEncode some parameters, is there an easy way to do this without importing System.Web.dll w...
Passing functions with arguments to another function in Python?
... It depends on whether you want the arguments to be evaluated at the call site of Perform or not.
– Dave
Apr 29 '09 at 18:46
add a comment
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How to make good reproducible pandas examples
...Saying that, "make this code fast for me" is not strictly on topic for the site...
write out the outcome you desire (similarly to above)
In [3]: iwantthis
Out[3]:
A B
0 1 5
1 4 6
Explain what the numbers come from: the 5 is sum of the B column for the rows where A is 1.
do show the code ...
Calculating moving average
...comment from @Ricardo Cruz:
cx <- c(0, cumsum(ifelse(is.na(x), 0, x)))
cn <- c(0, cumsum(ifelse(is.na(x), 0, 1)))
rx <- cx[(n+1):length(cx)] - cx[1:(length(cx) - n)]
rn <- cn[(n+1):length(cx)] - cn[1:(length(cx) - n)]
rsum <- rx / rn
This still has the issue that if all the values ...
HTTPS with Visual Studio's built-in ASP.NET Development Server
...cle explaning how to use IIS Express and Visual Studion 2010 to develop websites in SSL.
Next
Then you will get this
Working with SSL at Development Time is easier with IISExpress
Introducing IIS Express
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