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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
...e same thing - encapsulate the database logic for a specific entity so the calling code has no knowledge of the underlying persistence layer. From my brief research all of them typically implement your standard CRUD methods and abstract away the database-specific details.
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Image loaded event in for ng-src in AngularJS
I have images looking like <img ng-src="dynamically inserted url"/> . When a single image is loaded, I need to apply iScroll refresh() method so that to make image scrollable.
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ruby system command check exit code
I have a bunch of system calls in ruby such as the following and I want to check their exit codes simultaneously so that my script exits out if that command fails.
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Setting up a JavaScript variable from Spring model by using Thymeleaf
...ting that the defaultanyvalue will only be used when running the page statically, i.e. outside a web container. If ran inside a container and the variable message hasn't been declared the resulting source code will be var message = null;
– Felipe Leão
May 10 '...
Error inflating when extending a class
... class GhostSurfaceCameraView extends SurfaceView implements SurfaceHolder.Callback {
SurfaceHolder mHolder;
Camera mCamera;
public GhostSurfaceCameraView(Context context)
{
super(context);
init();
}
public GhostSurfaceCameraVi...
“open/close” SqlConnection or keep open?
...ith static methods. Each of these methods opens/closes SQL connection when called:
6 Answers
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Abort makefile if variable not set
...essage to print.
check_defined = \
$(strip $(foreach 1,$1, \
$(call __check_defined,$1,$(strip $(value 2)))))
__check_defined = \
$(if $(value $1),, \
$(error Undefined $1$(if $2, ($2))))
And here is how to use it:
$(call check_defined, MY_FLAG)
$(call check_defined, OUT_D...
Why / when would it be appropriate to override ToString?
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Also when populating a combobox, ToString is the default call to get the item text
– Davi Fiamenghi
Apr 25 '12 at 2:59
3
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What is the best way to give a C# auto-property an initial value?
...rty).
Example of attributes that impact the IL are ThreadStaticAttribute, CallerMemberNameAttribute, ...
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Java Naming Convention with Acronyms [closed]
...e catalogue;
Person person;
Therefore, if I used DVDPlayer, what would I call an instance of that? dVDPlayer? Hence I'd choose the DvdPlayer class name, so you can name the instances like dvdPlayer.
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