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Is Fortran easier to optimize than C for heavy calculations?
...ter all, the pointers could overlap and point to the same chunk of memory (including the int pointer!). The C compiler is forced to reload the four matrix values from memory for all computations.
In Fortran the compiler can load the matrix values once and store them in registers. It can do so becau...
How to detect page zoom level in all modern browsers?
...SS px). We use the position:fixed element to get the width of the viewport including the space where the scrollbars are; document.documentElement.clientWidth excludes this width. This is broken since sometime in 2011; I know no way to get the zoom level in Opera anymore.
Other: Flash solution from S...
How to export JavaScript array info to csv (on client side)?
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This response is the best one so far. It includes cases with special characters and parentheses.
– Vladimir Kostov
May 16 '19 at 20:55
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How to initialise memory with new operator in C++?
...ally do want an array and not a std::vector, the "C++ way" would be this
#include <algorithm>
int* array = new int[n]; // Assuming "n" is a pre-existing variable
std::fill_n(array, n, 0);
But be aware that under the hood this is still actually just a loop that assigns each element to 0 ...
How to read data From *.CSV file using javascript?
...The library is designed to handle any CSV data that is RFC 4180 compliant, including all of the nasty edge cases that most 'simple' solutions overlook.
Like @Blazemonger already stated, first you need to add line breaks to make the data valid CSV.
Using the following dataset:
heading1,heading2,he...
Postgres and Indexes on Foreign Keys and Primary Keys
...y extra indexes.
While it's usually a good idea to create an index on (or including) your referencing-side foreign key columns, it isn't required. Each index you add slows DML operations down slightly, so you pay a performance cost on every INSERT, UPDATE or DELETE. If the index is rarely used it m...
Can I change multiplier property for NSLayoutConstraint?
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Creating default object from empty value in PHP?
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Handle ModelState Validation in ASP.NET Web API
...s worth pointing out that the error response returned is controlled by the IncludeErrorDetailPolicy. By default the response to a remote request contains only a generic "An error has occurred" message, but setting this to IncludeErrorDetailPolicy.Always will include the detail (at the risk of expo...
Draw Circle using css alone [duplicate]
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