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What does void mean in C, C++, and C#?

... What does (void)p do? I did not quite get what you meant by "usage of value is absent." – Yashas Nov 27 '17 at 13:20 ...
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How to use LocalBroadcastManager?

...y time a button is clicked, we want to broadcast a notification. findViewById(R.id.button_send).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { sendMessage(); } }); } // Send an Intent with an action named "custom-event-name". The Intent...
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GB English, or US English?

... Standardization is a good goal, and your API will be more easily accepted by the international crowd than if using the GB version. – Maitus Oct 1 '08 at 16:11 add a comment ...
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Difference between a clickable ImageView and ImageButton

...o differences, except default style. ImageButton has a non-null background by default. EDIT: Also, ImageButton.onSetAlpha() method always returns false, scaleType is set to center and it's always inflated as focusable. Here's ImageButton's default style: <style name="Widget.ImageButton"> ...
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How does '20 seconds' work in Scala?

...rns something that does have a seconds method, with the search constrained by the scope of your method call. You have imported DurationInt into your scope. Since DurationInt is an implicit class with an Int parameter, its constructor defines an implicit Int => DurationInt conversion. DurationInt...
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What's the difference between “Layers” and “Tiers”?

... is discussing a way of organizing a code into a set of layers defined by specific function. Physical tiers however, are only about where the code runs. Specifically, tiers are places where layers are deployed and where layers run. In other words, tiers are the physical deployme...
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How to call a parent class function from derived class function?

...ction with the same signature in the derived class you can disambiguate it by adding the base class's name followed by two colons base_class::foo(...). You should note that unlike Java and C#, C++ does not have a keyword for "the base class" (super or base) since C++ supports multiple inheritance wh...
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How to make exe files from a node.js app?

...ption to port it to JSDB, which supports an easy way to create executables by simply appending resources to it. A third quasi-solution is to keep node somewhere like C:\utils and add this folder to your PATH environment variable. Then you can create .bat files in that dir that run node + your prefe...
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How to make a class conform to a protocol in Swift?

...ion, you can separate the protocol conforming code out from the main class by using extension, and you do not need to add override keyword in the extension. So the equivalent of the code above will be class CustomDataSource : NSObject{ // Configure the object... } extension CustomDataSource: U...
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What is (functional) reactive programming?

...d then with sequential and parallel combination. n behaviors are combined by applying an n-ary function (on static values), "point-wise", i.e., continuously over time. To account for discrete phenomena, have another type (family) of "events", each of which has a stream (finite or infinite) of occur...