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Dealing with “Xerces hell” in Java/Maven?
...ce, the mere mention of the word Xerces is enough to incite murderous rage from developers. A cursory glance at the other Xerces questions on SO seem to indicate that almost all Maven users are "touched" by this problem at some point. Unfortunately, understanding the problem requires a bit of knowl...
Heavy usage of Python at Google [closed]
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One tidbit I collected from reading Levy's excellent book "In the 'Plex" is how Python got into Google (before it was named Google -- it then was "backrub"). Larry Page had written a web-scraping "spider" in then-brand-new Java 1.0 beta, and it wa...
Are static variables shared between threads?
...frame), unless you establish a happens-before relationship.
Here's a quote from that link (supplied in the comment by Jed Wesley-Smith):
Chapter 17 of the Java Language Specification defines the happens-before relation on memory operations such as reads and writes of shared variables. The results o...
How to convert an int array to String with toString method in Java [duplicate]
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What's the easiest way to go from "[x, y, z]" back to an array or List?
– clearlight
Sep 23 '15 at 21:59
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Best way to initialize (empty) array in PHP
...s to the array, preserving the items that were already there.
Having come from other languages, this way of appending to an array seemed strange to me. I expected to have to do something like $myArray += "dog" or something... or maybe an "add()" method like Visual Basic collections have. But this d...
is there an easy way to get the http status code in the failure block from AFHTTPClient?
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In newer versions of AFNetworking, you can retrieve the response object from the error:
[[[error userInfo] objectForKey:AFNetworkingOperationFailingURLResponseErrorKey] statusCode]
This is handy if you're doing error handling further up the line and don't want to pass around the response objec...
Change type of varchar field to integer: “cannot be cast automatically to type integer”
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There is no implicit (automatic) cast from text or varchar to integer (i.e. you cannot pass a varchar to a function expecting integer or assign a varchar field to an integer one), so you must specify an explicit cast using ALTER TABLE ... ALTER COLUMN ... TYPE .....
Where does the “flatmap that s***” idiomatic expression in Scala come from?
...8559537%2fwhere-does-the-flatmap-that-s-idiomatic-expression-in-scala-come-from%23new-answer', 'question_page');
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Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3
...-vp-push-x = push the column to the right by x number of columns, starting from where the column would normally render -> position: relative, on a vp or larger view-port.
col-vp-pull-x = pull the column to the left by x number of columns, starting from where the column would normally render ->...
How do I resolve git saying “Commit your changes or stash them before you can merge”?
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You can't merge with local modifications. Git protects you from losing potentially important changes.
You have three options:
Commit the change using
git commit -m "My message"
Stash it.
Stashing acts as a stack, where you can push changes, and you pop them in reverse order.
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