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JavaScript isset() equivalent
...l also evaluate to false if array.foo does exists but is false or 0 (and probably other values as well).
24 Answers
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Maven command to list lifecycle phases along with bound goals?
I'm just learning Maven, and so this might be obvious, but I can't find an easy way to list the goals associated for each maven lifecycle phase for a given project.
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What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...figure there must be at least one way to do it using String.replaceAll() and a regex.
19 Answers
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wildcard ssl on sub-subdomain [closed]
we have wildcard ssl certificate for *.domain.com, and have a website with sub1.sub2.domain.com
3 Answers
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Does Swift have access modifiers?
...e highest (least restrictive) to the lowest (most restrictive).
1. open and public
Enable an entity to be used outside the defining module (target). You typically use open or public access when specifying the public interface to a framework.
However, open access applies only to classes and clas...
How to detect if multiple keys are pressed at once using JavaScript?
I'm trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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Find and replace with sed in directory and sub directories
I run this command to find and replace all occurrences of 'apple' with 'orange' in all files in root of my site:
7 Answers
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Get name of caller function in PHP?
...he real caller (did not tried yet).
– Emanuele Del Grande
Aug 30 '11 at 10:10
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Getting visitors country from their IP
...nfo("Visitor", "Country Code"); // IN
echo ip_info("Visitor", "State"); // Andhra Pradesh
echo ip_info("Visitor", "City"); // Proddatur
echo ip_info("Visitor", "Address"); // Proddatur, Andhra Pradesh, India
print_r(ip_info("Visitor", "Location")); // Array ( [city] => Proddatur [state] => An...
sed whole word search and replace
How do I search and replace whole words using sed?
6 Answers
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