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How to compare times in Python?
...to flip the acceptance to Pär Wieslander's answer (and generally should wait a few more minutes than you did :P), as it's a bit more specific to exactly what you asked.
– Roger Pate
Dec 2 '09 at 8:40
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How can I recall the argument of the previous bash command?
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Also, if you want an arbitrary argument, you can use !!:1, !!:2, etc. (!!:0 is the previous command itself.) See gnu.org/software/bash/manual/bashref.html#History-Interaction
– janmoesen
Jul 30 '10 at 12:21
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javac is not recognized as an internal or external command, operable program or batch file [closed]
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TL;DR
For experienced readers:
Find the Java path; it looks like this: C:\Program Files\Java\jdkxxxx\bin\
Start-menu search for "environment variable" to open the options dialog.
Examine PATH. Remove old Java paths.
Add the new Java path to PATH.
Edit JAVA_HOME.
Close and re-...
Extract month and year from a zoo::yearmon object
...") ## Month, char, abbreviated
[1] "Mar"
> format(date1, "%Y") ## Year with century
[1] "2012"
> format(date1, "%m") ## numeric month
[1] "03"
These are returned as characters. Where appropriate, wrap in as.numeric() if you want the year or numeric month as a numeric variable, e.g.
> as....
Ruby capitalize every word first letter
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try this:
puts 'one TWO three foUR'.split.map(&:capitalize).join(' ')
#=> One Two Three Four
or
puts 'one TWO three foUR'.split.map(&:capitalize)*' '
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str performance in python
...rt an object (in my case an integer) to a string is almost an order of magnitude slower than using string formatting.
2 Ans...
Python super() raises TypeError
...follow
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edited May 28 '18 at 7:25
poke
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Can I have an IF block in DOS batch file?
...r an if block just like the {} used in C-like programming languages, but it is not executing the statements when I try this. No error message either. This my code:
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How to check if object (variable) is defined in R?
I'd like to check if some variable is defined in R - without getting an error. How can I do this?
6 Answers
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How can I scale an image in a CSS sprite
In this article, http://css-tricks.com/css-sprites/ , it talks about how can I crop off a smaller image from 1 bigger image. Can you please tell me if it is possible/how I can crop off a smaller image and then scale the cropped off region before I lay it out?
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