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Check for installed packages before running install.packages() [duplicate]
...the install.packages call eg install.packages(x,dep=TRUErepos='http://star-www.st-andrews.ac.uk/cran/')
– moadeep
Mar 1 '13 at 10:36
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How do I check to see if a value is an integer in MySQL?
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Thanks, but for the numeric comparison, I think you need not(strcmp(ceil(field),field))
– Alan Dixon
Apr 6 '17 at 19:08
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How to try convert a string to a Guid [duplicate]
... Specifically, a GUIDConverter, which is built in. msdn.microsoft.com/en-us/library/…
– Joseph Ferris
Dec 8 '08 at 19:11
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Is it possible to set the equivalent of a src attribute of an img tag in CSS?
...works for submit-input-images, they stay clickable.
See live demo: http://www.audenaerde.org/csstricks.html#imagereplacecss
Enjoy!
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How to get the first and last date of the current year?
.....) function with "Year - 1900."
SELECT
DATEADD(yy, DATEDIFF(yy, 0, '20150301'), 0) AS StartOfYearForMarch2015,
DATEADD(yy, 2015 - 1900, 0) AS StartOfYearFor2015
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Is a Python list guaranteed to have its elements stay in the order they are inserted in?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Visual Studio TFS shows unchanged files in the list of pending changes
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Save classifier to disk in scikit-learn
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7
Gradle proxy configuration
...ues, I manually add the Artifactory plugin in build.gradle and run it from command line:
14 Answers
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How to find where a method is defined at runtime?
We recently had a problem where, after a series of commits had occurred, a backend process failed to run. Now, we were good little boys and girls and ran rake test after every check-in but, due to some oddities in Rails' library loading, it only occurred when we ran it directly from Mongrel in pro...