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Using scp to copy a file to Amazon EC2 instance?
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389
Try specifying the user to be ec2-user, e.g.
scp -i myAmazonKey.pem phpMyAdmin-3.4.5-all-lang...
Display / print all rows of a tibble (tbl_df)
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238
You could also use
print(tbl_df(df), n=40)
or with the help of the pipe operator
df %>%...
Test whether string is a valid integer
...ore decimal digits.
References:
http://www.tldp.org/LDP/abs/html/bashver3.html#REGEXMATCHREF
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JMS Topic vs Queues
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answered Apr 7 '11 at 8:23
Joseph OttingerJoseph Ottinger
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Is there any way to check if iOS app is in background?
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William Denniss
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answered Apr 29 '11 at 18:24
DavidNDavidN
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Ruby's ||= (or equals) in JavaScript?
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153
Both are absolutely correct, but if you are looking for something that works like ||= in ruby. T...
What's the difference between a proxy server and a reverse proxy server? [closed]
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3000
The previous answers were accurate, but perhaps too terse.
I will try to add some examples.
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Downloading jQuery UI CSS from Google's CDN
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The Google AJAX Libraries API, which includes jQuery UI (currently v1.10.3), also includes popular themes as per the jQuery UI blog:
Google Ajax Libraries API (CDN)
Uncompressed: http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.3/jquery-ui.js
Compressed: http://ajax.googleapis.com/ajax/libs/j...
Can't create handler inside thread that has not called Looper.prepare()
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EboMikeEboMike
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Keep overflow div scrolled to bottom unless user scrolls up
I have a div that is only 300 pixels big and I want it to when the page loads scroll to the bottom of the content. This div has content dynamically added to it and needs to stay scrolled all the way down. Now if the user decides to scroll up I don't want it to jump back to the bottom until the user ...