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Using Transactions or SaveChanges(false) and AcceptAllChanges()?
... of themselves in EF as long as I pass false to SaveChanges() and then call AcceptAllChanges() if there are no errors:
...
Is there a way to make AngularJS load partials in the beginning and not at when needed?
...emplateCache) from JavaScript if needed (possibly based on result of $http call)
If you would like to use method (2) to fill in $templateCache you can do it like this:
$templateCache.put('second.html', '<b>Second</b> template');
Of course the templates content could come from a $htt...
How do I copy to the clipboard in JavaScript?
... / textarea element. This is one example of a way to work around this (basically insert element, copy to clipboard, remove element):
Tested with Google Chrome 44, Firefox 42.0a1 and Internet Explorer 11.0.8600.17814.
(may not work embedded in this site, read "important" note above)
function co...
How to trim a string in SQL Server before 2017?
...
Yes, but that's two function calls. You could say they are all redundant since TSQL has CHARINDEX and SUBSTRING, but that's an idiotic way to look at it.
– Ben Hoffstein
Oct 8 '08 at 14:02
...
Python naming conventions for modules
I have a module whose purpose is to define a class called "nib". (and a few related classes too.) How should I call the module itself? "nib"? "nibmodule"? Anything else?
...
What's the role of GetHashCode in the IEqualityComparer in .NET?
...d. When you add a Key and Value to a dictionary, the GetHashCode method is called on the Key. The hashcode returned is used to determine the index of the bucket in which the Key/Value pair should be stored.
When you want to access the Value, you pass in the Key again. The GetHashCode method is call...
Why would finding a type's initializer throw a NullReferenceException?
...ystem.Reflection.BindingFlags, System.Reflection.Binder, System.Reflection.CallingConventions, System.Type[], System.Reflection.ParameterModifier[])+0xa3:
000007fe`e5735403 488b4608 mov rax,qword ptr [rsi+8] ds:00000000`00000008=????????????????
Trying to load from [rsi+8] when @rsi is ...
How can I save an image to the camera roll?
...sAlbum() function.
//Let's say the image you want to save is in a UIImage called "imageToBeSaved"
UIImageWriteToSavedPhotosAlbum(imageToBeSaved, nil, nil, nil);
Edit:
//ViewController.m
- (IBAction)onClickSavePhoto:(id)sender{
UIImageWriteToSavedPhotosAlbum(imageToBeSaved, nil, nil, nil);
}...
std::unique_ptr with an incomplete type won't compile
...
use a custom deleter
The problem is that unique_ptr<T> must call the destructor T::~T() in its own destructor, its move assignment operator, and unique_ptr::reset() member function (only). However, these must be called (implicitly or explicitly) in several PIMPL situations (already in...
Hidden features of Perl?
...r).
Many of these things are actually documented somewhere, or follow logically from the documented features, but nonetheless some are not very well known.
Update: Another nice one. Below the q{...} quoting constructs were mentioned, but did you know that you can use letters as delimiters?
$ perl...