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private[this] vs private
...rotected over public doesn't apply.
Use private[this] where performance really matters (since you'll get direct field access instead of methods this way). Otherwise, just settle on one style so people don't need to figure out why this property is private and that one is private[this].
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How many Activities vs Fragments?
...at most closely matches the tutorial mentioned in the question is the one called "Layout" in the app; or FragmentLayoutSupport in the source code.
In this demo, the logic has been moved out of the Activity and into the Fragment. The TitlesFragment actually contains the logic for changing Fragments....
Python: reload component Y imported with 'from X import Y'?
... verse (import this from interactive prompt to see the Zen of Python); and all the reasons why namespaces are a honking great idea (immediate local visual clues that the name's being looked up, ease of mocking/injecting in tests, ability to reload, ability for a module to change flexibly by redefini...
How to exit in Node.js
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Call the global process object's exit method:
process.exit()
From the docs:
process.exit([exitcode])
Ends the process with the specified code. If omitted, exit uses the 'success' code 0.
To exit with a 'failure' code:
proces...
Open a URL in a new tab (and not a new window)
...e Javascript has nothing to do with how the new tab/window is opened. It's all determined by your browser's settings. Using window.open tells the browser to open something new, then the browser opens up what is chosen in its settings - tab or window. In the browsers you tested with, change the setti...
stringstream, string, and char* conversion confusion
...the temporary string const, because any changes to it might cause it to re-allocate and thus render cstr invalid. It is therefor safer to not to store the result of the call to str() at all and use cstr only until the end of the full expression:
use_c_str( stringstream.str().c_str() );
Of course,...
Get specific ArrayList item
..., or perhaps just because it's (by far) the worst of (now) 6 answers which all say essentially the same thing.
– Bernhard Barker
Aug 13 '15 at 17:37
add a comment
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Suppress deprecated import warning in Java
...ate source of truth is javac for which the fix doesn't work. This answer really answers the question: stackoverflow.com/a/20909204/2032701
– Ruslan
Sep 26 '17 at 14:12
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What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
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Quick answer:
A child scope normally prototypically inherits from its parent scope, but not always. One exception to this rule is a directive with scope: { ... } -- this creates an "isolate" scope that does not prototypically inherit. This construct is of...
Why is it impossible to override a getter-only property and add a setter? [closed]
Why is the following C# code not allowed:
16 Answers
16
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