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What does an exclamation mark mean in the Swift language?
...?
As far as I can work out (this is very new to me, too)...
The term "wrapped" implies we should think of an Optional variable as a present, wrapped in shiny paper, which might (sadly!) be empty.
When "wrapped", the value of an Optional variable is an enum with two possible values (a little like...
How ListView's recycling mechanism works
...nd other problems like returning convert view even before scrolling won't happen, i have test this myself, unless my listview was inside the lineaLayout it was also having problems like repeating view call and convert view as, putting Listview inside LinearLayout worked like magic for me.(didn't kno...
Task not serializable: java.io.NotSerializableException when calling function outside closure only o
...rmation code (closure) is:
serialized on the driver node,
shipped to the appropriate nodes in the cluster,
deserialized,
and finally executed on the nodes
You can of course run this locally (as in your example), but all those phases (apart from shipping over network) still occur. [This lets you ...
Changing overflow icon in the action bar
...or all ActionBar items and I also want to change the overflow icon when it appears.
7 Answers
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Update Angular model after setting input value with jQuery
...lem you have. As pointed out with other post comments, your jQuery-centric approach is plain wrong. For more info take a look at this post: How do I “think in AngularJS” if I have a jQuery background?).
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Why are arrays of references illegal?
...late classes using an array as a 'class' template parameter, and see what happens. You can't return them, assign them, pass them as parameters. ( an array param is treated as a pointer). But it is legal to make arrays of arrays.
References do have a size that the compiler can and must calculate - yo...
How do I resolve “Cannot find module” error using Node.js?
...to the current directory only (in a subdirectory called node_modules). Is app.js located under home/dave/src/server/? If not and you want to use the module from any directory, you need to install it globally using npm install -g.
I usually install most packages locally so that they get checked in...
What is a ViewModelLocator and what are its pros/cons compared to DataTemplates?
...Models by resolving them from a dependency injection (DI) container. This happens automatically when the container is asked to provide (resolve) an instance of the View class. The container injects the ViewModel into the View by calling a constructor of the View which accepts a ViewModel parameter; ...
How to stop creating .DS_Store on Mac? [closed]
...hToDSStore source code
NOTE: On 10.11 you can not inject code into system apps.
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Functional programming vs Object Oriented programming [closed]
...ations on things). Compilation and translation more generally are "killer apps" for functional languages.
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