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OSGi: What are the differences between Apache Felix and Apache Karaf?
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edited May 25 '16 at 14:20
answered Oct 23 '09 at 13:01
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Perl flags -pe, -pi, -p, -w, -d, -i, -t?
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4 Answers
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Re-raise exception with a different type and message, preserving existing information
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Python 3 introduced exception chaining (as described in PEP 3134). This allows, when raising an exception, to cite an existing exception as the “cause”:
try:
frobnicate()
except KeyError as exc:
raise ValueError("Bad grape") from exc
The caught exception (exc, a KeyError) th...
Difference between int32, int, int32_t, int8 and int8_t
...nt times, both 16 bits and 32 bits have been reasonably common (and for a 64-bit implementation, it should probably be 64 bits).
On the other hand, int is guaranteed to be present in every implementation of C, where int8_t and int32_t are not. It's probably open to question whether this matters to ...
MySQL DISTINCT on a GROUP_CONCAT()
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374
GROUP_CONCAT has DISTINCT attribute:
SELECT GROUP_CONCAT(DISTINCT categories ORDER BY categorie...
How to change a git submodule to point to a subfolder?
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answered Mar 14 '11 at 20:05
Mark LongairMark Longair
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passing several arguments to FUN of lapply (and others *apply)
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4 Answers
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Accessing bash command line args $@ vs $*
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445
The difference appears when the special parameters are quoted. Let me illustrate the differenc...
Configuring IntelliJ IDEA for unit testing with JUnit
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How to use Bitbucket and GitHub at the same time for one project?
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edited Jan 30 '18 at 14:05
answered Oct 18 '12 at 18:42
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