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Creating a “logical exclusive or” operator in Java
Java has a logical AND operator.
Java has a logical OR operator.
Java has a logical NOT operator.
17 Answers
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How can I group by date time column without taking time into consideration
I have a bunch of product orders and I'm trying to group by the date and sum the quantity for that date. How can I group by the month/day/year without taking the time part into consideration?
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Strip spaces/tabs/newlines - python
I am trying to remove all spaces/tabs/newlines in python 2.7 on Linux.
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Firefox session cookies
Generally speaking, when given a cookie that has no expiration period, modern browsers will consider this cookie to be a 'session cookie', they will remove the cookie at the end of the browsing session (generally when the browser instance closes).
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Get string between two strings in a string
I have a string like:
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How to access the last value in a vector?
Suppose I have a vector that is nested in a dataframe one or two levels. Is there a quick and dirty way to access the last value, without using the length() function? Something ala PERL's $# special var?
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Get hours difference between two dates in Moment Js
I'm able to get the difference between two dates using MomentJs as follows:
12 Answers
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Can vim monitor realtime changes to a file
My question is similar to this how to monitor a text file in realtime
but I want to do it in vim. I know I can read an opened file use tail -f sample.xml file, and when new content is written to the file, it'll also write the new content to my screen. Can I have vim automatically fill the new da...
Spring mvc @PathVariable
Can you give me a brief explanation and a sample in using @PathVariable in spring mvc? Please include on how you type the url?
I'm struggling in getting the right url to show the jsp page. Thanks.
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are there dictionaries in javascript like python?
i need to make a dictionary in javascript like this
7 Answers
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