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WARN Could not determine content-length of response body. Set content-length of the response or set

I just upgraded to rails 3.2.2, and now on rails s, page load, I get all these errors in the log: 3 Answers ...
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Why would you use Expression rather than Func?

...ment and submits it to server (rather than executing the lambda). Conceptually, Expression<Func<T>> is completely different from Func<T>. Func<T> denotes a delegate which is pretty much a pointer to a method and Expression<Func<T>> denotes a tree data structure f...
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How to use Java property files?

...nputStream to the Property, so your file can pretty much be anywhere, and called anything. Properties properties = new Properties(); try { properties.load(new FileInputStream("path/filename")); } catch (IOException e) { ... } Iterate as: for(String key : properties.stringPropertyNames()) { ...
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How to ignore the certificate check when ssl

...rvicePointManager, setting ServicePointManager.ServerCertificateValidationCallback will yield the result that all subsequent requests will inherit this policy. Since it is a global "setting" it would be prefered to set it in the Application_Start method in Global.asax. Setting the callback override...
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What is the fastest/most efficient way to find the highest set bit (msb) in an integer in C?

... GCC has: -- Built-in Function: int __builtin_clz (unsigned int x) Returns the number of leading 0-bits in X, starting at the most significant bit position. If X is 0, the result is undefined. -- Built-in Function: int __builtin_clzl (unsigned long...
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Why can't radio buttons be “readonly”?

...the value (or does it?), and it grays out the radio button. Read-only is really what I'm looking for, but for some mysterious reason it doesn't work. ...
https://www.tsingfun.com/it/cpp/1524.html 

error: ‘uint16_t’ does not name a type - C/C++ - 清泛网 - 专注C/C++及内核技术

...ght notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHA...
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Replace multiple whitespaces with single whitespace in JavaScript string

... Augmenting prototype of the standard object is a really controversial pattern. I wouldn't recommend it for such a basic question. – bjornd Nov 2 '12 at 9:06 ...
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How to replace NaN values by Zeroes in a column of a Pandas Dataframe?

...olumn, select just that column. in this case I'm using inplace=True to actually change the contents of df. In [12]: df[1].fillna(0, inplace=True) Out[12]: 0 0.000000 1 0.570994 2 0.000000 3 -0.229738 4 0.000000 Name: 1 In [13]: df Out[13]: 0 1 0 NaN 0.0000...
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How to Parse Command Line Arguments in C++? [duplicate]

...ocumentation for boost::program_options could be more complete. It is specially difficult to find out how to use files to keep the options, a critical feature. – gatopeich Jun 16 '11 at 10:59 ...