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In Rails, how do you render JSON using a view?
...quest, it'd be nice if you could create a file in your views/users/ dir, named show.json and after your users#show action is completed, it renders the file.
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How to get the nth element of a python list or a default if not available
...t(key, default) for lists. Is there any one liner idiom to get the nth element of a list or a default value if not available?
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Update a record without first querying?
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You should use the Attach() method.
Attaching and Detaching Objects
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How do you run JavaScript script through the Terminal?
... instance, if you were to run a Python script you would type python filename.py or if you wanted to run a C program make filename then ./ filename . How do you do this with .js files?
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GoogleTest: How to skip a test?
...can I prevent a test from running). Is there anything I can do besides commenting out the whole test?
8 Answers
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MVC4 DataType.Date EditorFor won't display date value in Chrome, fine in Internet Explorer
...in Internet Explorer 8 and Internet Explorer 9 , but in Google Chrome it is showing a date picker and instead of displaying the value it just displays "Month/Day/Year" in faded gray text.
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read subprocess stdout line by line
...is very noisy. I want to store all of the output to a log file and show some of it to the user. I thought the following would work, but the output doesn't show up in my application until the utility has produced a significant amount of output.
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Adding :default => true to boolean in existing Rails column
I've seen a few questions (namely this one ) here on SO about adding a default boolean value to an existing column. So I tried the change_column suggestion but I mustn't be doing it right.
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How to set time delay in javascript
...site to switch images but need a delay when you click the image a second time. The delay should be 1000ms. So you would click the img.jpg then the img_onclick.jpg would appear. You would then click the img_onclick.jpg image there should then be a delay of 1000ms before the img.jpg is shown again.
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Get file name from URL
...en a java.net.URL or a String in the form of http://www.example.com/some/path/to/a/file.xml , what is the easiest way to get the file name, minus the extension? So, in this example, I'm looking for something that returns "file" .
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