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how to know if the request is ajax in asp.net mvc?
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All AJAX calls made by jQuery will have a header added to indicate it is AJAX. The header to check is X-Requested-With, and the value will be XMLHttpRequest when it is an AJAX call.
Note that AJAX requests are normal GETs or...
Why there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT clause?
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Previously, at most one TIMESTAMP column per table could be
automatically initialized or updated to the current date and time.
This restriction has been lifted. Any TIMESTAMP column definition can
have any combination of DEFAULT CURRENT_TIMESTAMP and ON UPDATE
CURRENT_TIMESTAMP clauses. ...
backbone.js - events, knowing what was clicked
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Normally on an event bind, you would just use $(this), but I'm fairly sure Backbone views are set up so that this always refer to the view, so try this:
perpage: function(ev) {
alert($(ev.target).text());
}
REALLY LATE EDIT...
Undefined reference to static constexpr char[]
...he same semantics as a function declared inline: it can be defined, identically, in
multiple translation units, must be defined in every translation unit in which it is odr-used, and
the behavior of the program is as if there is exactly one variable.
and modified [basic.def]p2:
A declar...
Why do you need ./ (dot-slash) before executable or script name to run it in bash?
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Because on Unix, usually, the current directory is not in $PATH.
When you type a command the shell looks up a list of directories, as specified by the PATH variable. The current directory is not in that list.
The reason for not having the curr...
Base64 Decoding in iOS 7+
...g(@"%@", base64String); // Zm9v
Decoding
NSData *decodedData = [[NSData alloc] initWithBase64EncodedString:base64String options:0];
NSString *decodedString = [[NSString alloc] initWithData:decodedData encoding:NSUTF8StringEncoding];
NSLog(@"%@", decodedString); // foo
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Remove textarea inner shadow on Mobile Safari (iPhone)
By default, it seems Mobile Safari adds the top inner shadow to all input fields, including textarea. Is there a way to remove it?
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Enter “&” symbol into a text Label in Windows Forms?
...persand (&&).
Set UseMnemonic for that label to false. This causes all ampersands within the text to be taken literally so you don't need to double any of them. You'll lose the underlining and access key features though.
You can set the value either in the designer, or in code:
myLabel.Use...
What exactly does the enable-background attribute do?
...her uses, but that's the one I know.
If you don't have it set, then technically the element can't use backgrounds created by ancestors.
The only major browser that supported it (ever) was IE10/11, so it doesn't get used very much. (It's also there as boilerplate in every Illustrator SVG export - for...
NSLog with CGPoint data
I have a CGPoint called point that is being assigned a touch:
6 Answers
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