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Using R to list all files with a specified extension
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files <- list.files(pattern = "\\.dbf$")
$ at the end means that this is end of string. "d...
How do I set the proxy to be used by the JVM
...re's the example with the Unix shell script:
JAVA_FLAGS=-Dhttp.proxyHost=10.0.0.100 -Dhttp.proxyPort=8800
java ${JAVA_FLAGS} ...
When using containers such as JBoss or WebLogic, my solution is to edit the start-up scripts supplied by the vendor.
Many developers are familiar with the Java API (ja...
What algorithm gives suggestions in a spell checker?
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There is good essay by Peter Norvig how to implement a spelling corrector. It's basicly a brute...
A fast method to round a double to a 32-bit int explained
... mantissa.
Now, to the magic number; as you correctly stated, 6755399441055744 is 2^51 + 2^52; adding such a number forces the double to go into the "sweet range" between 2^52 and 2^53, which, as explained by Wikipedia here, has an interesting property:
Between 252=4,503,599,627,370,496 and 2...
Is the order of elements in a JSON list preserved?
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edited Nov 4 '19 at 20:30
Nepoxx
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answered A...
passing several arguments to FUN of lapply (and others *apply)
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answered Jan 20 '13 at 17:41
Jonathan ChristensenJonathan Christensen
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“An exception occurred while processing your request. Additionally, another exception occurred while
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First, set customErrors = "Off" in the web.config and redeploy to get a more detailed error message that will help us diagnose the pr...
Elegant setup of Python logging in Django
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answered Oct 21 '09 at 6:03
Vinay SajipVinay Sajip
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Will the Garbage Collector call IDisposable.Dispose for me?
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answered Sep 5 '08 at 0:40
XianXian
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How does TransactionScope roll back transactions?
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Essentially TransactionScope doesn't track your Adapter's, what it does is it tracks database c...