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How JavaScript closures are garbage collected
...erval(interval);
}
}, 10);
Live site here.
I hoped to wind up with an array of 500 function() {}'s, using minimal memory.
Unfortunately, that was not the case. Each empty function holds on to an (forever unreachable, but not GC'ed) array of a million numbers.
Chrome eventually halts and dies,...
Pointers vs. values in parameters and return values
....
For slices, you don't need to pass a pointer to change elements of the array. io.Reader.Read(p []byte) changes the bytes of p, for instance. It's arguably a special case of "treat little structs like values," since internally you're passing around a little structure called a slice header (see Ru...
Does Java have something like C#'s ref and out keywords?
...
That is not 100% true, If you pass in an array or a class the reference to the array or object is passed in by value, You can change internals to the array or object and it will be reflected in the caller.
– Romain Hippeau
May ...
How to select multiple files with ?
...of the input element.
when you want to upload multiple file you should use array and not string as the value of the
name attribute.
ex: input type="file" name="myPhotos[]" multiple="multiple"
and if you are using php then you will get the data in $_FILES and
use var_dump($_FILES) and see output ...
Auto-indent in Notepad++
...mit the initializer, it'll end up un-indenting. An example is a multi-line array initialization in PHP using array( ... ), where () are non-folding.
– Dan Lugg
Mar 21 '13 at 12:23
...
jQuery: Test if checkbox is NOT checked
...x is not checked. $('#checkSurfaceEnvironment').not(':checked') returns an array of DOM elements. Testing this with 'if' returns 'true' even if there was no match to the selector and the array is empty. The only way your answer could be correct is if you tested i$('#checkSurfaceEnvironment').not(':c...
Iterate through every file in one directory
... @mkataja Dir.foreach iterates rather than builds up a (potentially huge) array up front (which Dir.glob does). So if the directory is really huge, it can make a performance difference. Under normal circumstances you wouldn't notice, but under stress conditions, it can absolutely matter.
...
How to return a file using Web API?
...ge:
Should anyone else get here looking to send out a response from a byte array instead of an actual file, you're going to want to use new ByteArrayContent(someData) instead of StreamContent (see here).
share
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Send JSON data via POST (ajax) and receive json response from Controller (MVC)
...dDomain(IEnumerable<PersonSheets> SendInfo){
...
you can bind your array like this
var SendInfo = [];
$(this).parents('table').find('input:checked').each(function () {
var domain = {
name: $("#id-manuf-name").val(),
address: $("#id-manuf-address").val(),
phone: ...
Getting the first index of an object
...significant, you should revise your JSON schema to store the objects in an array:
[
{"name":"foo", ...},
{"name":"bar", ...},
{"name":"baz", ...}
]
or maybe:
[
["foo", {}],
["bar", {}],
["baz", {}]
]
As Ben Alpert points out, properties of Javascript objects are unorder...