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Soft wrap at 80 characters in Vim in window of arbitrary width
...( :set wrap ) to wrap some code at 80 characters, regardless of my actual window width.
5 Answers
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Reference alias (calculated in SELECT) in WHERE clause
The calculated value BalanceDue that is set as a variable in the list of selected columns cannot be used in the WHERE clause.
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How do I replace NA values with zeros in an R dataframe?
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See my comment in @gsk3 answer. A simple example:
> m <- matrix(sample(c(NA, 1:10), 100, replace = TRUE), 10)
> d <- as.data.frame(m)
V1 V2 V3 V4 V5 V6 V7 V8 V9 V10
1 4 3 NA 3 7 6 6 10 6 5
2 9 8 9 5 10 NA 2 ...
How many bytes in a JavaScript string?
I have a javascript string which is about 500K when being sent from the server in UTF-8. How can I tell its size in JavaScript?
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Mocking vs. Spying in mocking frameworks
In mocking frameworks, you can mock an object or spy on it. What's the difference between the two and when would/should I use one over the other?
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Finding local IP addresses using Python's stdlib
How can I find local IP addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library?
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100% Min Height CSS layout
In particular if you have a layout with a header and footer of fixed height ,
13 Answers
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How do you unit test private methods?
I'm building a class library that will have some public & private methods. I want to be able to unit test the private methods (mostly while developing, but also it could be useful for future refactoring).
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Why is rbindlist “better” than rbind?
I am going through documentation of data.table and also noticed from some of the conversations over here on SO that rbindlist is supposed to be better than rbind .
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What is the difference between Pan and Swipe in iOS?
Sounds simple .. Hold the Trackpad, move the finger, release .. But somehow swipe is not being triggered (pan is triggered instead)
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