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Standardize data columns in R
I have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages.
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Crontab Day of the Week syntax
In crontab does the Day of the Week field run from 0 - 6 or 1 -7 ?
3 Answers
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How to identify server IP address in PHP
How can I identify the server IP address in PHP?
15 Answers
15
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Inserting string at position x of another string
I have two variables and need to insert string b into string a at the point represented by position . The result I'm looking for is "I want an apple". How can I do this with JavaScript?
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T-SQL datetime rounded to nearest minute and nearest hours with using functions
In SQL server 2008, I would like to get datetime column rounded to nearest hour and nearest minute preferably with existing functions in 2008.
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How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
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byte[] to hex string [duplicate]
How do I convert a byte[] to a string ? Every time I attempt it, I get
19 Answers
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How to put individual tags for a scatter plot
I am trying to do a scatter plot in matplotlib and I couldn't find a way to add tags to the points. For example:
1 Answer
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Pad a number with leading zeros in JavaScript [duplicate]
In JavaScript, I need to have padding.
9 Answers
9
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Fetch frame count with ffmpeg
Does anyone know how to fetch the number of total frames from a video file using ffmpeg? The render output of ffmpeg shows the current frame and I need the frame count to calculate the progress in percent.
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