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RSpec: how to test if a method was called?
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edited May 18 '15 at 15:13
answered Jan 21 '14 at 16:01
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Replace None with NaN in pandas dataframe
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edited Aug 3 at 12:14
answered May 19 '14 at 17:18
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How to create a temporary directory?
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350
Use mktemp -d. It creates a temporary directory with a random name and makes sure that file do...
How to convert ActiveRecord results into an array of hashes
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3 Answers
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How to use android emulator for testing bluetooth application?
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130
You can't. The emulator does not support Bluetooth, as mentioned in the SDK's docs and several ...
How to convert JSON to XML or XML to JSON?
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13 Answers
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Does MS SQL Server's “between” include the range boundaries?
...llowing day's data at midnight in multiple ranges, your end date should be 3 milliseconds before midnight on of day following your to date. 3 milliseconds because any less than this and the value will be rounded up to midnight the next day.
e.g. to get all values within June 2016 you'd need to run...
Is there any WinSCP equivalent for linux? [closed]
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edited Apr 8 '16 at 2:31
answered Nov 18 '08 at 18:44
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How can I output leading zeros in Ruby?
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If the maximum number of digits in the counter is known (e.g., n = 3 for counters 1..876), you can do
str = "file_" + i.to_s.rjust(n, "0")
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