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How to get execution time in rails console?

I want compare time of execution Post.all and SELECT * FROM posts (or some other statements) How can i get execution time of Post.all ? ...
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Should an Enum start with a 0 or a 1?

...nes: ✔️ DO provide a value of zero on simple enums. Consider calling the value something like "None." If such a value is not appropriate for this particular enum, the most common default value for the enum should be assigned the underlying value of zero. Framework Design Guidelines / ...
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Controlling maven final name of jar artifact

I'm trying to define a property in our super pom which will be used by all child projects as the destination of the generated artifact. ...
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C++ auto keyword. Why is it magic?

From all the material I used to learn C++, auto has always been a weird storage duration specifier that didn't serve any purpose. But just recently, I encountered code that used it as a type name in and of itself. Out of curiosity I tried it, and it assumes the type of whatever I happen to assig...
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Installing Bootstrap 3 on Rails App

I'm trying to install Bootstrap 3.0 on my Rails app. I recently finished Michael Hartl's tutorial and am now trying to build my own system using this new version of Bootstrap, but I have a few questions that I'm not sure about. ...
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Correct way to detach from a container without stopping it

...aseimage-docker/#intro) If you want a container that run in detached mode all the time, i suggest you use docker run -d foo With an ssh server on the container. (easiest way is to follow the dockerizing openssh tutorial https://docs.docker.com/engine/examples/running_ssh_service/) Or you can ju...
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RAW POST using cURL in PHP

... I cannot get this to work at all. I have a page that I am trying to post raw data to. That page records all raw data it receives into a database table. There are no new rows at all. Do you know if anything has changed here since '09? ...
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Remove blue border from css custom-styled button in Chrome

... Shouldn't this actually be outline: none; or doesn't that matter? – henrywright Aug 7 '14 at 20:42 2 ...
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Can we make unsigned byte in Java

...ignedToBytes((byte) -12)); } Is it what you want to do? Java does not allow to express 244 as a byte value, as would C. To express positive integers above Byte.MAX_VALUE (127) you have to use an other integer type, like short, int or long. ...
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Where are static methods and static variables stored in Java?

... Static methods (in fact all methods) as well as static variables are stored in the PermGen section of the heap, since they are part of the reflection data (class related data, not instance related). Update for clarification: Note that only the va...