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How do I count unique values inside a list

So I'm trying to make this program that will ask the user for input and store the values in an array / list. Then when a blank line is entered it will tell the user how many of those values are unique. I'm building this for real life reasons and not as a problem set. ...
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How do I resize a Google Map with JavaScript after it has loaded?

I have a 'mapwrap' div set to 400px x 400px and inside that I have a Google 'map' set to 100% x 100%. So the map loads at 400 x 400px, then with JavaScript I resize the 'mapwrap' to 100% x 100% of the screen - the google map resizes to the whole screen as I expected but tiles start disappearing befo...
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Is it possible to use jQuery to read meta tags

... the parser you are specifing here ( and in a few more questions ) is for OG DATA ( you even say so yourself ) while the OP was asking about META TAGS and not OG Data. – Rafael Herscovici Dec 5 '11 at 13:31 ...
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Overriding id on create in ActiveRecord

...me belongs_to semantics in ActiveRecord, but instead of having a migration and creating a table, and incurring the overhead of the database on every call, you just store your data in yml files. The foreign keys in the database reference the in-memory ids in the yml. ActiveHash is great for picklis...
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How to get the number of days of difference between two dates on mysql?

... expr2 expressed as a value in days from one date to the other. expr1 and expr2 are date or date-and-time expressions. Only the date parts of the values are used in the calculation In your case, you'd use : mysql> select datediff('2010-04-15', '2010-04-12'); +----------------------...
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CSS - How to Style a Selected Radio Buttons Label?

...bute on the radio buttons. Otherwise, they are not part of the same group, and multiple radio buttons can be checked. Also, since I placed the labels as siblings (of the radio buttons), I had to use the id and for attributes to associate them together. ...
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Is there a way to change the spacing between legend items in ggplot2?

...July 2018 has working options to modify legend.spacing.x, legend.spacing.y and legend.text. Example: Increase horizontal spacing between legend keys library(ggplot2) ggplot(mtcars, aes(factor(cyl), fill = factor(cyl))) + geom_bar() + coord_flip() + scale_fill_brewer("Cyl", palette = "Da...
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Concatenate strings in Less

... Thanks, i just came across the same problem and missed that in the docs. – David May 3 '12 at 18:24 ...
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You asked me to pull without telling me which branch you want to merge with

...the default, even if the local branch is tracking a remote-tracking branch and the remote-tracking branch corresponds to a branch with a different name in the remote repository.) The simplest way to set up the association between your bucket-4 and bucket-4 in origin is to make sure that the next ti...
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C libcurl get output into a string

...de that passes a buffer struct string {*ptr; len} to the callback function and grows that buffer on each call using realloc(). #include <stdio.h> #include <stdlib.h> #include <string.h> #include <curl/curl.h> struct string { char *ptr; size_t len; }; void init_string(s...