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Remove duplicate elements from array in Ruby
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array = array.uniq
uniq removes all duplicate elements and retains all unique elements in the array.
This is one of many beauties of the Ruby language.
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What is for Python what 'explode' is for PHP?
...miter present (except possibly the last part). When the delimiter is None, all whitespace is matched. This is the default.
>>> "Rajasekar SP".split()
['Rajasekar', 'SP']
>>> "Rajasekar SP".split('a',2)
['R','j','sekar SP']
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Aliases in Windows command prompt
...ommand dropbox research points to the same directory as research.
As Rivenfall pointed out, it is a good idea to include a command that allows for convenient editing of the alias.cmd file. See alias above. If you are in a cmd session, enter cmd to restart cmd and reload the alias.cmd file.
When ...
JavaScript pattern for multiple constructors
...mber and types of parameters you pass to it, you'll have to sniff them manually. JavaScript will happily call a function with more or fewer than the declared number of arguments.
function foo(a, b) {
if (b===undefined) // parameter was omitted in call
b= 'some default value';
if (t...
Adding values to a C# array
Probably a really simple one this - I'm starting out with C# and need to add values to an array, for example:
23 Answers
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How to Truncate a string in PHP to the word closest to a certain number of characters?
...ars, but the result would be cutting off in the middle of words-- what I really want is to chop the text at the end of the last word before 200 chars.
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How do I implement basic “Long Polling”?
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It's simpler than I initially thought.. Basically you have a page that does nothing, until the data you want to send is available (say, a new message arrives).
Here is a really basic example, which sends a simple string after 2-10 seconds. 1 in 3 ch...
Can I Install Laravel without using Composer?
I'd like to know if I can install or use the Laravel PHP framework on any web server without using Composer (PHP package/dependency manager) every time?
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How to generate XML file dynamically using PHP?
I have to generate a xml file dynamically at runtime. Please help me in generating the below XML file dynamically using PHP.
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PHP Replace last occurrence of a String in a String?
...he first occurrence of a substring in a string - edit: wow. Php geniuses really made a function called strpos and strrpos ? Thanks....
– BarryBones41
Oct 5 '15 at 21:22
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