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What is the advantage of using heredoc in PHP? [closed]
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Speed up the loop operation in R
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Ah, I should have thought through it more carefully. Thanks for showing me the mistake.
– Gregor Thomas
May 25 '16 at 23:07
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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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String concatenation: concat() vs “+” operator
...ion but a+=b will treat the original value of a as if it were null. Furthermore, the concat() method only accepts String values while the + operator will silently convert the argument to a String (using the toString() method for objects). So the concat() method is more strict in what it accepts.
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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...
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() {...
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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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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