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Why is Maven downloading the maven-metadata.xml every time?
...use that, Maven runs in "offline" mode. It knows it has a local repo only, and it won't contact the remote repo to refresh the artifacts no matter what update policies you use.
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How do I find where an exception was thrown in C++?
...t exception somewhere. All I get is a report of an exception being thrown, and no information as to where it was thrown. It seems illogical for a program compiled to contain debug symbols not to notify me of where in my code an exception was generated.
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Using git to get just the latest revision
...o track a project that uses git. I don't want to clone the full repository and the full history, I just want the latest revision, and I want to be able to update to new revisions from the remote project.
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How can I get the ID of an element using jQuery?
Why doesn't the above work, and how should I do this?
19 Answers
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Setting element of array from Twig
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@falinsky You're right. . and [] are very similar in Twig and I was wrong. I looked it up and edited my answer.
– Paul
Feb 24 '12 at 14:54
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UnicodeDecodeError: 'utf8' codec can't decode byte 0x9c
...characters. Better to determine or detect the encoding of the input string and decode it to unicode first, then encode as UTF-8, for example: str.decode('cp1252').encode('utf-8')
– Ben Hoyt
Sep 17 '12 at 23:15
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POST unchecked HTML checkboxes
...y default. My users will probably uncheck a few (if any) of the checkboxes and leave the rest checked.
42 Answers
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XPath to select multiple tags
...cal-name()='c' or local-name()='d' or local-name()='e']
is both too-long and incorrect. This XPath expression will select nodes like:
OhMy:c
NotWanted:d
QuiteDifferent:e
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How to copy in bash all directory and files recursive?
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@AnneTheAgile - from my tests just now and according to the man pages, -r and -R don't differ.
– aaaaaa
Jan 25 '15 at 2:54
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For-each over an array in JavaScript
...-of loop (ES2015+ only),
Array#forEach (spec | MDN) (or its relatives some and such) (ES5+ only),
a simple old-fashioned for loop,
or for-in with safeguards.
But there's lots more to explore, read on...
JavaScript has powerful semantics for looping through arrays and array-like objects. I've s...