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Different dependencies for different build profiles
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To quote the Maven documentation on this:
A profile element contains both an optional activation (a profile trigger) and the set of changes to be made to the POM if that profile has been activated. For example, a project built ...
Insert, on duplicate update in PostgreSQL?
...it would be much slower, because each upsert would be its' own individual call into the database.
– baash05
Mar 1 '12 at 0:27
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What does the 'b' character do in front of a string literal?
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To quote the Python 2.x documentation:
A prefix of 'b' or 'B' is ignored in
Python 2; it indicates that the
literal should become a bytes literal
in Python 3 (e.g. when code is
automatically converted with 2to3). A
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How to get pixel data from a UIImage (Cocoa Touch) or CGImage (Core Graphics)?
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CGContextDrawImage requires three arguments and above only two are given...I think it should be CGContextDrawImage(context, CGRectMake(0, 0, width, height), image)
– user1135469
Jul 6 '13 at 4:42
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Call a global variable inside module
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That wouldn't make a good example for a Q&A format though as I am suggesting they do add specific type information and the answer shows how and where they would put it.
– Fenton
Nov 7 '12 at 13:53
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Green Bars in Visual Studio 2010
...chemes, go to Tools>Opitons>Environment>Fonts and Colors.(or Ctrl+Q.then type "Fonts and Colors")
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Why do I need Transaction in Hibernate for read-only operations?
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You might actually have reasons to mark transactions as read-only.
Transactions for reading might look indeed strange and often people don't mark methods for transactions in this case. But JDBC will create transaction anyway, it's just i...
Detect if stdin is a terminal or pipe?
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Summary
For many use cases the POSIX function isatty() is all what it is needed to detect if stdin is connected to a terminal. A minimal example:
#include <unistd.h>
#include <stdio.h>
int main(int argc, char **argv)
{
if (isatty(fileno(stdin)))
puts("stdin is co...
How serious is this new ASP.NET security vulnerability and how can I workaround it?
...add an extra step to protect your sites with a custom URLScan rule.
Basically make sure you provide a custom error page so that an attacker is not exposed to internal .Net errors, which you always should anyways in release/production mode.
Additionally add a random time sleep in the error page to...
How to get existing fragments when using FragmentPagerAdapter
...agerAdapter , as a helper class that implements the management of tabs and all details of connecting a ViewPager with associated TabHost . I have implemented FragmentPagerAdapter just as same as it is provided by the Android sample project Support4Demos .
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