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Why don't structs support inheritance?
...hat short[] can't be converted to int[] (short of conversion code, like 'a.Select(x => (int) x).ToArray()'). If the runtime disallowed the cast from Base to Derived, it would be a "wart", as that IS allowed for reference types. So we have two different "warts" possible -- forbid struct inherita...
How to copy data to clipboard in C#
...ces, then click Add Reference...
In the Assemblies group, under Framework, select System.Windows.Forms.
Click OK.
Then, add the following using statement in with the others at the top of your code:
using System.Windows.Forms;
Then, add either of the following Clipboard.SetText statements to you...
Threading in a PyQt application: Use Qt threads or Python threads?
...have you considered non-blocking I/O using Twisted or non-blocking sockets/select?
EDIT: more on threads
Python threads
Python's threads are system threads. However, Python uses a global interpreter lock (GIL) to ensure that the interpreter is only ever executing a certain size block of byte-code...
How do I find out which process is locking a file using .NET?
...eaning An operation was unable to read or write to the registry. You could selectively grant permission to your restricted account to the necessary part of the registry. It is more secure though to have your limited access process set a flag (e.g. in the database or the file system, or by using an i...
When should I use git pull --rebase?
...ttered with hundreds of merges all over the place, or do you want only the select few merges that represent real merges of intentional divergent development efforts?
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Entity Framework 4 vs NHibernate [closed]
...query, it can only load data from one table (So if you have Order.Product, SELECT * FROM order LEFT JOIN Product will initialize only Order object, Product will remain null, thought all necessary data is fetched in query to init it ). This can be overcome by using EFExtensions community add-on, but...
Fragment transaction animation: slide in and slide out
...iner);
View list_container = findViewById(R.id.list_container);
// You can select the direction left/right/up/down and the duration
CustomAnimator.slide(list_container, details_container,CustomAnimator.DIRECTION_LEFT, 400);
You can use the function CustomAnimator.reversePrevious();to get the previ...
Difference between numpy.array shape (R, 1) and (R,)
...bine or even expand them.
M=np.arange(9).reshape(3,3)
M[:,0].shape # (3,) selects one column, returns a 1d array
M[0,:].shape # same, one row, 1d array
M[:,[0]].shape # (3,1), index with a list (or array), returns 2d
M[:,[0,1]].shape # (3,2)
In [20]: np.dot(M[:,0].reshape(3,1),np.ones((1,3)))
Out...
user authentication libraries for node.js?
...
Among all auth packages for node I selected passport. It's well-documented and easy to use, and supports more strategies.
– tech-man
May 14 '12 at 4:16
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Maven: The packaging for this project did not assign a file to the build artifact
...ins - install, as pointed with red arrow in below image.
Once I run the selected install under Lifecycle as illustrated above, the issue gone, and my maven install compile build successfully.
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