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Better way to sum a property value in an array
I have something like this:
16 Answers
16
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Make XAMPP/Apache serve file outside of htdocs [closed]
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Virtual Hosts
Open C:\xampp\apache\conf\extra\httpd-vhosts.conf.
Un-comment ~line 19 (NameVirtualHost *:80).
Add your virtual host (~line 36):
<VirtualHost *:80>
DocumentRoot C:\Projects\transitCalculator\trunk
ServerName transitcalculator.localhost
<Directory C:\Projects\t...
'Contains()' workaround using Linq to Entities?
...query,
Expression<Func<TEntity, TValue>> selector,
IEnumerable<TValue> collection
)
{
if (selector == null) throw new ArgumentNullException("selector");
if (collection == null) throw new ArgumentNullException("collection");
if (!collection.Any())
return query.W...
Among $_REQUEST, $_GET and $_POST which one is the fastest?
... other, but not both) : generally speaking :
You should use $_GET when someone is requesting data from your application.
And you should use $_POST when someone is pushing (inserting or updating ; or deleting) data to your application.
Either way, there will not be much of a difference about perf...
Why would someone use WHERE 1=1 AND in a SQL clause?
Why would someone use WHERE 1=1 AND <conditions> in a SQL clause (Either SQL obtained through concatenated strings, either view definition)
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Easy way to prevent Heroku idling?
...wice per minute, thus preventing the dyno from idling.
More or less the same solution as Jesse but maybe more integrated to Heroku... And with a few perks (performance monitoring is just great).
Note: to all those saying it doesn't work: the important part in my answer is "availability monito...
Bootstrap modal appearing under background
...If the modal container has a fixed or relative position or is within an element with fixed or relative position this behavior will occur.
Make sure the modal container and all of its parent elements are positioned the default way to fix the problem.
Here are a couple ways to do this:
Easiest way...
std::function and std::bind: what are they, and when should they be used?
...lication.
That is, suppose you have a function object f which takes 3 arguments:
f(a,b,c);
You want a new function object which only takes two arguments, defined as:
g(a,b) := f(a, 4, b);
g is a "partial application" of the function f: the middle argument has already been specified, and there...
How to apply bindValue method in LIMIT clause?
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I remember having this problem before. Cast the value to an integer before passing it to the bind function. I think this solves it.
$fetchPictures->bindValue(':skip', (int) trim($_GET['skip']), PDO::PARAM_INT);
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Chrome sendrequest error: TypeError: Converting circular structure to JSON
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It means that the object you pass in the request (I guess it is pagedoc) has a circular reference, something like:
var a = {};
a.b = a;
JSON.stringify cannot convert structures like this.
N.B.: This would be the case with DO...