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Hi, I'm trying to .push several urls to a global variable inside a function of a javascript and casperjs script. The global variable does not seem to be filled with the data. var page_links = ['http://www.olx.pt']; var product_links = []; casper.start(); function spider(url) { casper.open(url).then(function() { var pager = this.evaluate(getMorePages); … |
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Please consider the code below. This is a smaller version of what I'm trying to accomplish. Point instances will get random values to be printed in a 2D grid. In order not to have duplicates, I'm inserting them in `positions`. `ret` pair is used by me in order to know …
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The problem I have and can't understand is that I receive a segfault when trying to close the second file (fclose(ofp)). Input file is a xml file that will generate food for output file. At present time, input file is being read for parsing but no output for outfile is … 
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I programmed some functions that use a dynamic array of [CODE=c] double ** array [/CODE]. But know, I want to test the results with a small array of 5 x 5 elements and use this array in the functions I coded. My problem is that I can find no way …
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Hi, I'd like to print a line of 'double' or of 'integer' type according to T typename. I tried to compare T with typeof but to no success. [CODE] template <typename T> void printArray(unsigned int x_sz, unsigned int y_sz, T * arr[], std::string title) { double f; unsigned short int … 
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I have several vectors of int elements. Now I want to create a vector of vectors, but I don't want to copy the vectors to the new one. If possible, I'd like to pass them by reference. Please consider: [code=c++] #include <iostream> #include <vector> using namespace std; int main () … 
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Hi, I'm building a clustering algorithm and need to visualize how data is distributed and relationed. For this, I'm thinking in histograms (numerical and categorical data) and scatter plots. If possible, a 3D like plot like [url]http://www.opendx.org/inaction/datamining/images/original/mci3.jpg[/url] would be nice, but is not required. I'd like to be able to … 
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I'm trying to build my first template function, but it generates a compile error when lines 21 and 22 are not commented. What I'm trying to do is to have a template function that can return multiset<int>, multiset<double> or multiset<string> depending on the attribute I want to extracto from the …
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