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How to select the rows with maximum values in each group with dplyr? [duplicate]
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answered Jun 16 '14 at 6:10
thelatemailthelatemail
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How to fix PCH error?
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edited Mar 21 '13 at 2:05
ThomasW
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answered Ma...
Find files and tar them (with spaces)
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Use this:
find . -type f -print0 | tar -czvf backup.tar.gz --null -T -
It will:
deal with files with spaces, newlines, leading dashes, and other funniness
handle an unlimited number of files
won't repeatedly overwrite your backup.tar.gz like using tar ...
Converting Java objects to JSON with Jackson
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Jean LogeartJean Logeart
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Table overflowing outside of div
...: 2px solid red;
width: 45%;
}
#middlecol table {
max-width: 400px;
width: 100% !important;
}
</style>
Also I would advise you to:
Not use the center tag (it's deprecated)
Don't use width, bgcolor attributes, set them by CSS (width and background-color)
(assuming that ...
Store images in a MongoDB database
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Gates VPGates VP
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jQuery Datepicker with text input that doesn't allow user input
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answered Sep 30 '08 at 16:17
Adam BellaireAdam Bellaire
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How to programmatically clear application data
...s on
– Cory Trese
Nov 13 '14 at 17:30
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How to check “hasRole” in Java Code with Spring Security?
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Spring Security 3.0 has this API
SecurityContextHolderAwareRequestWrapper.isUserInRole(String role)
You'll have to inject the wrapper, before you use it.
SecurityContextHolderAwareRequestWrapper
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Close virtual keyboard on button press
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InputMethodManager inputManager = (InputMethodManager)
getSys...