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How can I default a parameter to Guid.Empty in C#?
...defined as static readonly not as const). Compiler can only have compiler-known values as method parameters default values (not runtime-only-known).
The root cause is that you cannot have a const of any struct, unlike enum for example. If you try it, it will not compile.
The reason once more is th...
How to create a drop-down list?
...
the background drawable you used is now obsolete
– Alberto M
Dec 13 '17 at 11:05
1
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Differences between Octave and MATLAB? [closed]
I'm a programmer who knows Python, Ruby and some C who is trying to decide whether to learn GNU Octave or Matlab. I know that they have a lot in common , but it isn't clear to me how similar the syntax is or even the data structures are. The above link shows several examples where they are syntacti...
kernel stack and user space stack
...tware RAID code being interrupted by network code with iptables active is known to trigger such in untuned older kernels ... solution is to increase kernel stack sizes for such workloads).
Does each process have its own kernel stack ?
Not just each process - each thread has its own kerne...
How to use WeakReference in Java and Android development?
... }
mPopup.setAdapter(mAdapter);
}
One last thing. I also wanted to know working example of WeakReference in Android application, and I could find some samples in its official sample applications. But I really couldn't understand some of them's usage. For example, ThreadSample and DisplayingBi...
How to change a module variable from another module?
...till live in different namespaces: in __init__.py, they are bar.a and a).
Now, when you do
import bar
print bar.a
you are accessing variable bar/__init__.py:a (since import bar imports your bar/__init__.py). This is the variable you modify (to 1). You are not touching the contents of variable ...
Is a view faster than a simple query?
...I'm fairly certain that SQL Server uses some variant of a b-tree, I don't know the details. Nonetheless, the point holds.
Update 3: The question has come up about whether an Indexed View just uses an index placed on the underlying table. That is, to paraphrase: "an indexed view is just the equiva...
What happens to a github student account's repositories at the end of 2 years?
...ed to either provide billing details to continue on pro subscription which now costs USD $4/mo (vs $7/mo previously) or downgrade to a free account.
Downgrading to the free account would still let me keep and access all my private repos (with less number of collaborators allowed I think) while losin...
Oracle “(+)” Operator
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You have now labeled the circles a & b. The circles are not rows of a & b. The left & right circles could reasonably be labeled rows of a left join b & a right join b. Moreover, you don't describe what those encircled ...
Scripting Language vs Programming Language [closed]
...mentation was entirely interpreted (a "scripting" language), but there are now multiple compilers for it.
Some examples of "scripting" languages (e.g., languages that are traditionally used without an explicit compilation step):
Lua
JavaScript
VBScript and VBA
Perl
And a small smattering of one...