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How do I create a constant in Python?
... People ask about the same feature in Perl. There is an import module called "use constant", but (AFAIK) is it just a wrapper to create a tiny function that returns the value. I do the same in Python. Example: def MY_CONST_VALUE(): return 123
– kevinarpe
...
How to count objects in PowerShell?
As I'm reading in the PowerShell user guide, one of the core PowerShell concepts is that commands accept and return objects instead of text. So for example, running get-alias returns me a number of System.Management.Automation.AliasInfo objects:
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Can a java file have more than one class?
...
A .java file is called a compilation unit.
Each compilation unit may contain any number of top-level classes and interfaces.
If there are no public top-level types then the compilation unit can be named anything.
//Multiple.java
//preceding ...
Django datetime issues (default=datetime.now())
...ithout the parentheses, you are passing the actual function, which will be called each time a record is added. If you pass it datetime.now(), then you are just evaluating the function and passing it the return value.
More information is available at Django's model field reference
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How to get started with developing Internet Explorer extensions?
...ter the BHO (needs registry access).
Start by creating a class library.
I called mine InternetExplorerExtension.
Add these references to the project:
Interop.SHDocVw: COM tab / search for "Microsoft Internet Controls"
Microsoft.mshtml: Assemblies tab / search for "Microsoft.mshtml"
Note: Someh...
Git: how to reverse-merge a commit?
...mber' associated with the parent? Do branches have an intrinsic numerical 'id'?
– daniyalzade
Sep 5 '11 at 20:55
7
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Why C# implements methods as non-virtual by default?
...irtual functions, the compiler is very able to figure out where to replace callvirt by a simple call in the IL code (or even further downstream when JITting). Java HotSpot does the same. The rest of the answer is spot-on.
– Konrad Rudolph
May 3 '09 at 8:37
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Inject service in app.config
...ce into app.config, so that data can be retrieved before the controller is called. I tried it like this:
10 Answers
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How to declare a global variable in php?
... in your first example, it is saying that the '$variable is now called 'localhost' later in the script?
– Zach Smith
Oct 22 '15 at 14:25
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Reflection generic get field value
... field.get(objectInstance);
Another way, which is sometimes prefered, is calling the getter dynamically. example code:
public static Object runGetter(Field field, BaseValidationObject o)
{
// MZ: Find the correct method
for (Method method : o.getMethods())
{
if ((method.getNam...