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node.js require all files in a folder?
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require is a synchronous function so there is no benefits from callback. I would use fs.readdirSync instead.
– Rafał Sobota
Jan 10 '12 at 22:35
4
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PHP page redirect [duplicate]
... exit() right after it so that code below it does not get executed.
Also, from the documentation:
Remember that header() must be called before any actual output is sent, either by normal HTML tags, blank lines in a file, or from PHP. It is a very common error to read code with include(), or req...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
... really care to argue with you, but JSONP uses script tags to pull in data from another domain and then sends the result to a callback function. It's a lot harder if the result isn't json.
– jgitter
Feb 14 '14 at 15:40
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Git merge reports “Already up-to-date” though there is a difference
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The message “Already up-to-date” means that all the changes from the branch you’re trying to merge have already been merged to the branch you’re currently on. More specifically it means that the branch you’re trying to merge is a parent of your current branch. Congratulations, t...
JAX-RS — How to return JSON and HTTP status code together?
...ode ready and working that returns JSON when the HTTP GET method is called from the client. Essentially:
14 Answers
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Count rows with not empty value
...that includes formulae that result in "", then you can modify your formula from
=counta(range)
to:
=Counta(range) - Countblank(range)
EDIT: the function is countblank, not countblanks, the latter will give an error.
sh...
Resize image in PHP
...= $w/$r;
$newwidth = $w;
}
}
$src = imagecreatefromjpeg($file);
$dst = imagecreatetruecolor($newwidth, $newheight);
imagecopyresampled($dst, $src, 0, 0, 0, 0, $newwidth, $newheight, $width, $height);
return $dst;
}
And you could call this function, like so....
Add timestamps to an existing table
...ns, default: DateTime.now
change_column_default :campaigns, :created_at, from: DateTime.now, to: nil
change_column_default :campaigns, :updated_at, from: DateTime.now, to: nil
end
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impro...
Method call if not null in C#
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From C# 6 onwards, you can just use:
MyEvent?.Invoke();
or:
obj?.SomeMethod();
The ?. is the null-propagating operator, and will cause the .Invoke() to be short-circuited when the operand is null. The operand is only ac...
Get the cartesian product of a series of lists?
How can I get the Cartesian product (every possible combination of values) from a group of lists?
13 Answers
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