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Associative arrays in Shell scripts
...up an item by the key. It only provides a way to find each key (and value) from a numeric index. (An item could be found by key by iterating through the array, but that is not what is desired for an associative array.)
– Eric Postpischil
Dec 22 '18 at 12:03
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What is the difference between float and double?
...le gives 9.000000000000000066 on Mac), but all floating point types suffer from round-off errors, so if precision is very important (e.g. money processing) you should use int or a fraction class.
Furthermore, don't use += to sum lots of floating point numbers, as the errors accumulate quickly. If y...
How to forward declare a template class in namespace std?
...e is a very bad practice because it prevents anyone using that header file from being able to use local names that would otherwise be valid. It basically defeats the entire point of namespaces.
– Andy Dent
Feb 23 '16 at 6:37
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jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
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I was trying to save a JSON object from a XHR request into a HTML5 data-* attribute. I tried many of above solutions with no success.
What I finally end up doing was replacing the single quote ' with it code ' using a regex after the stringify() metho...
Initializing a member array in constructor initializer
...d for your current code is to wrap the array in a struct and initialize it from a static constant of that type. The data has to reside somewhere anyway. Off the cuff it can look like this:
class C
{
public:
C() : arr( arrData ) {}
private:
struct Arr{ int elem[3]; };
Arr arr;
s...
i18n Pluralization
...ave {num || kid}", num: 1) %>
That's it. No need to extract your keys from your code and maintain them in resource bundles, no need to implement pluralization rules for each language. Tr8n comes with numeric context rules for all language. It also comes with gender rules, list rules and langua...
How to iterate over the keys and values in an object in CoffeeScript?
... Dufour in the comments. This adds a check to exclude properties inherited from the prototype, which is probably not an issue in this example but may be if you are building on top of other stuff.
share
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What are “res” and “req” parameters in Express functions?
...ponse.contentType('application/json');
// Normally, the data is fetched from a database, but we can cheat:
var people = [
{ name: 'Dave', location: 'Atlanta' },
{ name: 'Santa Claus', location: 'North Pole' },
{ name: 'Man in the Moon', location: 'The Moon' }
];
// Since the re...
CSS container div not getting height
...ources, it seems that this causes an element to change its rendering mode, from allowing visible overflow to not doing so, and in doing so, this forces elements to disallow that overflow.
– Nightfirecat
May 1 '13 at 21:11
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Should I use multiplication or division?
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No, there are about 40 different quotes on the subject from as many different sources. I kind of piece a few together.
– Bill K
Mar 18 '09 at 17:08
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