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How to extract one column of a csv file
If I have a csv file, is there a quick bash way to print out the contents of only any single column? It is safe to assume that each row has the same number of columns, but each column's content would have different length.
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Algorithm to detect intersection of two rectangles?
...ooking for an algorithm to detect if two rectangles intersect (one at an arbitrary angle, the other with only vertical/horizontal lines).
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Best way to test SQL queries [closed]
I have run into a problem wherein we keep having complex SQL queries go out with errors. Essentially this results in sending mail to the incorrect customers and other 'problems' like that.
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Switching the order of block elements with CSS [duplicate]
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As has already been suggested, Flexbox is the answer - particularly because you only need to support a single modern browser: Mobile Safari.
See: http://jsfiddle.net/thirtydot/hLUHL/
You can remove the -moz- prefixed properties if you lik...
Windows batch: formatted date into variable
How do I save the current date in YYYY-MM-DD format into some variable in a Windows .bat file?
17 Answers
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C++ Object Instantiation
I'm a C programmer trying to understand C++. Many tutorials demonstrate object instantiation using a snippet such as:
9 An...
What is the difference between a var and val definition in Scala?
What is the difference between a var and val definition in Scala and why does the language need both? Why would you choose a val over a var and vice versa?
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List comprehension with if statement
I want to compare 2 iterables and print the items which appear in both iterables.
4 Answers
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How do I find files with a path length greater than 260 characters in Windows?
...ory. I keep getting an 'Insufficient Memory' error, which I understand is because a file I'm trying to copy has too long a path. I can easily reduce the path length, but unfortunately I can't work out which files are violating the path length restriction. The files that are copied are printed to ...
PHP best way to MD5 multi-dimensional array?
What is the best way to generate an MD5 (or any other hash) of a multi-dimensional array?
13 Answers
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