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What is the advantage of using heredoc in PHP? [closed]
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What does 'var that = this;' mean in JavaScript?
...ecially if the functions are longer than a couple of lines. I always use a more descriptive alias. In my examples above, I'd probably use clickedEl.
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What is the difference between the HashMap and Map objects in Java?
...ap<String, Object> things;
private HashMap<String, Object> moreThings;
protected HashMap<String, Object> getThings() {
return this.things;
}
protected HashMap<String, Object> getMoreThings() {
return this.moreThings;
}
public Foo() {...
Clojure: reduce vs. apply
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+ is itself implemented in terms of reduce for the variable-arity case (more than 2 arguments). Indeed, this seems like an immensely sensible "default" way to go for any variable-arity, associative function: reduce has the potential to perform some optimisations to speed things up -- perhaps thro...
When to use thread pool in C#? [closed]
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How do I iterate over a range of numbers defined by variables in Bash?
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Gson: How to exclude specific fields from Serialization without annotations
...ed json give it a transient keyword, eg:
private transient String name;
More details in the Gson documentation
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Shell command to sum integers, one per line?
... going to be adding anything exceeding 2^31 (2147483647). See comments for more background. One suggestion is to use printf rather than print:
awk '{s+=$1} END {printf "%.0f", s}' mydatafile
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What is the difference between 'E', 'T', and '?' for Java generics?
...wish to learn about it through the following resources, although there are more available of course:
Java Tutorial on Generics
Language guide to generics
Generics in the Java programming language
Angelika Langer's Java Generics FAQ (massive and comprehensive; more for reference though)
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Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
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NOTE: PyPy is more mature and better supported now than it was in 2013, when this question was asked. Avoid drawing conclusions from out-of-date information.
PyPy, as others have been quick to mention, has tenuous support for C extens...