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How do I remove duplicate items from an array in Perl?
...
You can do something like this as demonstrated in perlfaq4:
sub uniq {
my %seen;
grep !$seen{$_}++, @_;
}
my @array = qw(one two three two three);
my @filtered = uniq(@array);
print "@filtered\n";
Outputs:
one two three
If you want to use a module, try the uniq fun...
How can I remove an element from a list?
...n "close up" the hole caused by deletion of that element. That suffles the index values, So I have to be careful in dropping elements. I must work from the back of the list to the front.
A response to that post later in the thread states:
For deleting an element of a list, see R FAQ 7.1
And ...
How to print a dictionary's key?
...:"yes", 'Y':"no", 'Z':"ok"}
# To print a specific key (for example key at index 1)
print([key for key in x.keys()][1])
# To print a specific value (for example value at index 1)
print([value for value in x.values()][1])
# To print a pair of a key with its value (for example pair at index 2)
print...
How to decompile a whole Jar file? [closed]
... a jar: since 0.2.5, All files, in JAR files, are displayed.
See also the question "How do I “decompile” Java class files?".
The JD-Eclipse doesn't seem to have changed since late 2009 though (see Changes).
So its integration with latest Eclipse (3.8, 4.2+) might be problematic.
JD-Core is acti...
Modify SVG fill color when being served as Background-Image
...on it absolutely, make it full width & height of a page and then use z-index css property to put it behind all the other DOM elements on a page.
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Removing duplicate objects with Underscore for Javascript
...way in underscore:
var x = [{i:2}, {i:2, x:42}, {i:4}, {i:3}];
_.chain(x).indexBy("i").values().value();
// > [{i:2, x:42}, {i:4}, {i:3}]
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How to select a drop-down menu value with Selenium using Python?
... The Select class linked in @alecxe's answer provides a select_by_index function that seems like it is what you want.
– alanning
Apr 20 at 14:08
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Get a random item from a JavaScript array [duplicate]
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Math.random() will never be 1, nor should it. The largest index should always be one less than the length, or else you'll get an undefined error.
– Kelly
Sep 16 '13 at 16:06
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How do I remove code duplication between similar const and non-const member functions?
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class X
{
std::vector<Z> vecZ;
public:
const Z& z(size_t index) const
{
// same really-really-really long access
// and checking code as in OP
// ...
return vecZ[index];
}
Z& z(size_t index)
{
// One line. One ugly, ugly line - but ju...
Binding IIS Express to an IP Address [duplicate]
...Registration completed for site "MyWebSite"
IIS Express is running.
Enter 'Q' to stop IIS Express
The configuration file (applicationhost.config) had a section added as follows:
<sites>
<site name="MyWebsite" id="2">
<application path="/" applicationPool="Clr4IntegratedAppPoo...