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Nullable type issue with ?: Conditional Operator
... ? (DateTime?)null : new DateTime(0);
Note that Nullable<DateTime> can be written DateTime? which will save you a bunch of typing.
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follo...
Difference between web reference and service reference?
...s your code to talk to a Web Service that is described via WSDL and communicates via SOAP or HTTP GET (other posters indicate that it is only ASMX, but Web References can also talk to Java-based Web Services or Python-based or Ruby so long as they all talk WSDL and conform to the WS-I interoperabili...
C#: Raising an inherited event
...class (where you have declared the events), create protected methods which can be used to raise the events:
public class MyClass
{
public event EventHandler Loading;
public event EventHandler Finished;
protected virtual void OnLoading(EventArgs e)
{
EventHandler handler = Loadin...
What does the M stand for in C# Decimal literal notation?
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Although it has been suggested that M
stands for money, Peter Golde recalls
that M was chosen simply as the next
best letter in decimal.
A similar annotation mentions that early versions of C# included "Y" and "S" for byte and short literals respectively. They were dropped on the grounds ...
Difference between two dates in Python
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I get TypeError: 'int' object is not callable when I try to do .days() on a timedelta object and the documentation makes not mention of it either (docs.python.org/2/library/datetime.html).
– user1761806
Jun 26 '17 at 10:46
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Android SharedPreference security
... filesystem permissions set that only allow the UID that the specific application runs with to access them. So, they are private in so much as Linux file permissions restrict access to them, the same as on any Linux/Unix system.
Anyone with root level access to the device will be able to see them, ...
How can sbt pull dependency artifacts from git?
I've heard (and I know I've seen examples too, if only I can remember where) that sbt can obtain dependencies from a git repo.
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How to hide output of subprocess in Python 2.7
...t os
import subprocess
FNULL = open(os.devnull, 'w')
retcode = subprocess.call(['echo', 'foo'], stdout=FNULL, stderr=subprocess.STDOUT)
It is effectively the same as running this shell command:
retcode = os.system("echo 'foo' &> /dev/null")
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Why are trailing commas allowed in a list?
...a comma on the previous line
]
and triggering implicit string literal concatenation, producing s = ['manny', 'mo', 'jackroger'] instead of the intended result.
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Button Click event fires when pressing Enter key in different input (no forms)
..."Amount" input, and I don't believe it should (it doesn't in Chrome). How can I prevent this, and if not prevent it in IE, handle it so that the logic in the click event does not fire.
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