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When writing a directive in AngularJS, how do I decide if I need no new scope, a new child scope, or
...it or damaging it, and neither is bueno.
I find myself using child scopes more often than isolate or parent scopes.
Isolate scope: scope: {}
This is for reusable components. :-)
But seriously, I think of "reusable components" as "self-contained components". The intent is that they are to be use...
How to use @Nullable and @Nonnull annotations more effectively?
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What is the relative performance difference of if/else versus switch statement in Java?
...out readabililty and maintainability of the code in question. If there are more than two if/else blocks glued together or its size is unpredictable, then you may highly consider a switch statement.
Alternatively, you can also grab Polymorphism. First create some interface:
public interface Action ...
Using querySelectorAll to retrieve direct children
...cope, I can't think of another way to handle your situation without adding more custom filter logic (e.g. find myDiv.getElementsByClassName("foo") whose .parentNode === myDiv), and obviously not ideal if you're trying to support one code path that really just wants to take an arbitrary selector stri...
How to print out the contents of a vector?
...e for loop, then use iterator rather than const_iterator.
But there's lots more that can be said about this. If you just want an answer you can use, then you can stop here; otherwise, read on.
auto (C++11) / typedef / type alias (C++11)
This is not another solution, but a supplement to the above ite...
Does functional programming replace GoF design patterns?
...nces between Smalltalk and C++ to mean that some patterns can be expressed more easily in one language than the other. (See Iterator for example.)
(The above is a quote from the Introduction to the Design Patterns book, page 4, paragraph 3)
The main features of functional
programming include...
Parsing HTML into NSAttributedText - how to set font?
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Correct way to use StringBuilder in SQL
... Will that take memory equal to using String like below?
No, it'll cause more memory churn than just the straight concat you quoted. (Until/unless the JVM optimizer sees that the explicit StringBuilder in the code is unnecessary and optimizes it out, if it can.)
If the author of that code wants t...
Which is better option to use for dividing an integer number by 2?
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How to list all tags along with the full message in git?
...ing a weird version of git or passing additional arguments to do something more than what this question is asking. But it is good to know that for certain situations the -l is needed.
– still_dreaming_1
Jul 2 '15 at 15:30
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