I have a web site which shows different content based on a location the visitor chooses. e.g: User enters in 55812 as the zip. I know what city and area lat/long. that is and give them their content pertinent to that area. My question is how can I store this in a cookie so that when they return they...

...se of teaching, into four categories: Keywords/reserved symbols Automatically imported methods Common methods Syntactic sugars/composition It is fortunate, then, that most categories are represented in the question: -> // Automatically imported method ||= // Syntactic sugar ++= // Syn...

...a couple functions I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plotting call. So to create both an interactive plotting wrapper and an offscreen plotting wrapper, I found it was more efficient to do this via metacla...

... return true. In that case, you may want to look at the documentation. Web sites for documentation include ruby-doc.org, or APIdock. In the latter case, you'd type include? next to the magnifying glass near the top right corner, choose the include? which has Array underneath it (if you don't know wh...

Could you explain to me what the difference is between calling 3 Answers 3 ...

...o this already): Cleanly exiting a function Often in a function, you may allocate resources and need to exit in multiple places. Programmers can simplify their code by putting the resource cleanup code at the end of the function, and all "exit points" of the function would goto the cleanup label....

How does one convert a Django Model object to a dict with all of its fields? All ideally includes foreign keys and fields with editable=False . ...

...e from South Africa to France for that. The ore is processed at the mining site (or at least in the general area), only the gold gets shipped. The same should be true for apps and databases. As far as PostgreSQL is concerned, you can do almost anything on the server, quite efficiently. The RDBMS ex...

... Iterator objects in python conform to the iterator protocol, which basically means they provide two methods: __iter__() and __next__(). The __iter__ returns the iterator object and is implicitly called at the start of loops. The __next__() method returns the next value and is implicitly cal...

...nsole program written for Unix to the Windows platform ( Visual C++ 8.0 ). All the source files include "unistd.h", which doesn't exist. Removing it, I get complaints about misssing prototypes for 'srandom', 'random', and 'getopt'. I know I can replace the random functions, and I'm pretty sure I ca...