大约有 47,000 项符合查询结果（耗时：0.0391秒） [XML]
ObservableCollection not noticing when Item in it changes (even with INotifyPropertyChanged)
...ou change a value inside the collection, instead you should be looking out for the CollectionChanged event firing.
public class CollectionViewModel : ViewModelBase
{
public ObservableCollection<EntityViewModel> ContentList
{
get { return _contentList; }
}
pu...
Can you test google analytics on a localhost address?
...
Google Analytics Classic - Asynchronous Syntax - ga.js
The current syntax for setting the tracking domain to none on google analytics looks like this:
_gaq.push(['_setDomainName', 'none']);
Google analytics will then fire off the _utm.gif tracker request on localhost. You can verify this by openin...
How to connect android emulator to the internet
...answers may have addressed this, however obliquely, but here's what worked for me.
Assuming your problem is occurring when you're on a wireless network and you have a LAN card installed, the issue is that the emulator tries to obtain its DNS settings from that LAN card. Not a problem when you're co...
Can someone explain __all__ in Python?
...er: It’s recommended to only import modules that you know to be designed for import * (like e.g. tk). A good hint if this is the case is the presence of __all__ or names starting with underscore in the module’s code.
– flying sheep
Apr 7 '12 at 22:15
...
How do I reference an existing branch from an issue in GitHub?
...
@jonasfj The Github URL for a branch is static though - it's always /user/repo/tree/branch-name (or /user/repo/commits/branch-name depending on what you want to view)
– GMA
Sep 30 '15 at 13:39
...
How do I write a short literal in C++?
...e with GCC and the option -Wconversion you still get a compiler diagnostic for the statement short foo = 1; foo += (short)2;. But this can't be circumvented due to the integer promotion.
– harper
Jan 27 '14 at 11:44
...
How do I raise the same Exception with a custom message in Python?
...
Update: For Python 3, check Ben's answer
To attach a message to the current exception and re-raise it:
(the outer try/except is just to show the effect)
For python 2.x where x>=6:
try:
try:
raise ValueError # somet...
How to get current timestamp in milliseconds since 1970 just the way Java gets
...at the end of the line to get number of milliseconds in a fundamental type format.
– P1r4nh4
Nov 24 '14 at 14:36
1
...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
I was going through the release notes for Xcode 4.4 and noticed this:
3 Answers
3
...
Difference between left join and right join in SQL Server [duplicate]
...N: Return all records when there is a match in either left or right table
For example, lets suppose we have two table with following records:
Table A
id firstname lastname
___________________________
1 Ram Thapa
2 sam Koirala
3 abc xyz
6 sruthy ...