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'is' versus try cast with null check
...ds to be cast a second time
// before using it as a MyType
...
}
to this:
var myObjRef = myObj.myProp as MyType; // only one cast
if (myObjRef != null)
{
// myObjRef is already MyType and doesn't need to be cast again
...
}
C# 7.0 supports ...
How to execute a stored procedure within C# program
I want to execute this stored procedure from a C# program.
13 Answers
13
...
How to implement __iter__(self) for a container object (Python)
...
I normally would use a generator function. Each time you use a yield statement, it will add an item to the sequence.
The following will create an iterator that yields five, and then every item in some_list.
def __iter__(self):...
File size exceeds configured limit (2560000), code insight features not available
I am trying to work on a large Javascript file in Jetbrains WebStorm 8 and I am getting a message at the top of the editing window that says:
...
How to run test cases in a specified file?
...ests you want to run.
Example:
$ go test -run NameOfTest
See the docs for more info.
The other way is to name the specific file, containing the tests you want to run:
$ go test foo_test.go
But there's a catch. This works well if:
foo.go is in package foo.
foo_test.go is in package foo_test...
How should the ViewModel close the form?
...esult) just by setting a property. MVVM as it should be.
Here's the code for DialogCloser:
using System.Windows;
namespace ExCastle.Wpf
{
public static class DialogCloser
{
public static readonly DependencyProperty DialogResultProperty =
DependencyProperty.RegisterAtta...
uncaught syntaxerror unexpected token U JSON
I get this error "uncaught syntaxerror unexpected token U" when I run my page in chrome. And in firefox I get, "JSON.parse: unexpected character". I'm returning the json data from a php file and the returning json string is valid. I checked it with http://jsonlint.com/ . Any help would be apprecia...
Create a custom callback in JavaScript
...
Actually, your code will pretty much work as is, just declare your callback as an argument and you can call it directly using the argument name.
The basics
function doSomething(callback) {
// ...
// Call the callback
callback('stuff', 'goes', 'here...
Django South - table already exists
...
my mistake just copied the command from OP, correct command ./manage.py migrate myapp --fake
– Ashok
Jun 22 '10 at 8:04
...
Jackson databind enum case insensitive
...
In version 2.4.0 you can register a custom serializer for all the Enum types (link to the github issue). Also you can replace the standard Enum deserializer on your own that will be aware about the Enum type. Here is an example:
public class JacksonEnum {
public static enum...