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How to validate GUID is a GUID
How to determine if a string contains a GUID vs just a string of numbers.
9 Answers
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How to test if one java class extends another at runtime?
How to I test if a is a subclass of b ?
3 Answers
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The opposite of Intersect()
Intersect can be used to find matches between two collections, like so:
8 Answers
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Left align two graph edges (ggplot)
...f each other. I used grid.arrange from gridExtra to stack them. The problem is I want the left edges of the graphs to align as well as the right edges regardless of axis labels. (the problem arises because the labels of one graph are short while the other is long).
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How to pretty print nested dictionaries?
...onary with depth of ~4 in Python? I tried pretty printing with pprint() , but it did not work:
21 Answers
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How to move the cursor word by word in the OS X Terminal
I know the combination Ctrl + A to jump to the beginning of the current command, and Ctrl + E to jump to the end.
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Looping through a hash, or using an array in PowerShell
I'm using this (simplified) chunk of code to extract a set of tables from SQL Server with BCP .
7 Answers
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Checking if array is multidimensional or not?
... do it without at least looping implicitly if the 'second dimension' could be anywhere. If it has to be in the first item, you'd just do
is_array($arr[0]);
But, the most efficient general way I could find is to use a foreach loop on the array, shortcircuiting whenever a hit is found (at least th...
Check to see if a string is serialized?
What's the best way to determine whether or not a string is the result of the serialize() function?
10 Answers
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Removing all empty elements from a hash / YAML?
How would I go about removing all empty elements (empty list items) from a nested Hash or YAML file?
20 Answers
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