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How to configure Ruby on Rails with no database?
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Uncomment this line in the environment.rb file:
config.frameworks -= [ :active_record, :active_resource, :action_mailer]
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Where does Visual Studio look for C++ header files?
...++ application from SourceForge (HoboCopy, if you're curious) and tried to compile it.
6 Answers
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Using do block vs braces {}
...de:
1.upto 3 do |x|
puts x
end
1.upto 3 { |x| puts x }
# SyntaxError: compile error
Second example only works when parentheses is used, 1.upto(3) { |x| puts x }
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ctypes - Beginner
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void myprint(void);
void myprint()
{
printf("hello world\n");
}
Now compile it as a shared library (mac fix found here):
$ gcc -shared -Wl,-soname,testlib -o testlib.so -fPIC testlib.c
# or... for Mac OS X
$ gcc -shared -Wl,-install_name,testlib.so -o testlib.so -fPIC testlib.c
Then, write...
NSObject +load and +initialize - What do they do?
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17
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What is the benefit of using “SET XACT_ABORT ON” in a stored procedure?
...bort the batch when a run-time error occurs. It covers you in cases like a command timeout occurring on the client application rather than within SQL Server itself (which isn't covered by the default XACT_ABORT OFF setting.)
Since a query timeout will leave the transaction open, SET XACT_ABORT ON i...
In git, is there a way to show untracked stashed files without applying the stash?
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Untracked files are stored in the third parent of a stash commit. (This isn't actually documented, but is pretty obvious from The commit which introduced the -u feature, 787513..., and the way the rest of the documentation for git-stash phrases things... or just by doing git log --g...
How to change the text on the action bar
...itle bar and making it consistent through the application. So I can make a comparison with the earlier days and can list some of the advantages of using ActionBar:
It offers your users a familiar interface across applications that the system gracefully adapts for different screen configurations.
D...
What's the difference between IEquatable and just overriding Object.Equals()?
... types? I always thought that casts were just "statements" you make to the compiler when you assign some not obvious casts from one kind of object to another. This is, after you compile, that the code wouldn't even know there was a cast there.
– devoured elysium
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how to set “camera position” for 3d plots using python/matplotlib?
...instance (and noting which azimuth angle as I saved the plot). For a more complicated camera pan, you can adjust both the elevation and angle to achieve the desired effect.
from mpl_toolkits.mplot3d import Axes3D
ax = Axes3D(fig)
ax.scatter(xx,yy,zz, marker='o', s=20, c="goldenrod", al...