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Random record in ActiveRecord
I'm in need of getting a random record from a table via ActiveRecord. I've followed the example from Jamis Buck from 2006 .
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git diff file against its last change
Is it possible to get git to produce a diff between a specific file as it exists now, and as it existed before the last commit that changed it?
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log4j: Log output of a specific class to a specific appender
I use log4j and would like to route the output of certain Loggers to specific files.
2 Answers
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How to use arguments from previous command?
I know that Esc + . gives you the last argument of the last command.
11 Answers
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How to create an infinite loop in Windows batch file?
This is basically what I want in a batch file. I want to be able to re-run "Do Stuff" whenever I press any key to go past the "Pause".
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Is there a tool to convert JavaScript files to TypeScript [closed]
Now TypeScript came out, it is an exciting news for me, but how can I convert all the existing JavaScript files to TypeScript.
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How do I create a self-signed certificate for code signing on Windows?
How do I create a self-signed certificate for code signing using tools from the Windows SDK?
5 Answers
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Size-limited queue that holds last N elements in Java
A very simple & quick question on Java libraries: is there a ready-made class that implements a Queue with a fixed maximum size - i.e. it always allows addition of elements, but it will silently remove head elements to accomodate space for newly added elements.
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How exactly does the python any() function work?
In the python docs page for any , the equivalent code for the any() function is given as:
5 Answers
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What really is a deque in STL?
I was looking at STL containers and trying to figure what they really are (i.e. the data structure used), and the deque stopped me: I thought at first that it was a double linked list, which would allow insertion and deletion from both ends in constant time, but I am troubled by the promise made ...