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Prevent browser caching of AJAX call result
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I use new Date().getTime(), which will avoid collisions unless you have multiple requests happening within the same millisecond:
$.get('/getdata?_=' + new Date().getTime(), function(data) {
console.log(data);
});
Edit: This answer is sever...
Google Chrome form autofill and its yellow background
I have design problem with Google Chrome and its form autofill function.
If Chrome remembers some login/password it changes a background color to a yellow one.
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Remote debugging with Android emulator
...aven't previously tried (or even noticed) the adb connect command that cmb mentioned, but I can confirm that forwarding the TCP ports yourself — such as over SSH — works fine.
The emulator listens on two TCP ports per instance: 5554 for the telnet interface and 5555 for control communication wi...
std::string to float or double
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std::string num = "0.6";
double temp = ::atof(num.c_str());
Does it for me, it is a valid C++ syntax to convert a string to a double.
You can do it with the stringstream or boost::lexical_cast but those come with a performance penalty.
Ahaha you have a Qt project ...
QString winOpacity("0.6"...
How do you 'redo' changes after 'undo' with Emacs?
... can think of undo as operating on a stack of operations. If you perform some command (even a navigation command such as C-f) after a sequence of undo operations, all the undos are pushed on to the operation stack. So the next undo undoes the last command. Suppose you do have an operation sequence...
ASP.NET MVC - Attaching an entity of type 'MODELNAME' failed because another entity of the same type
...tate, the state is set to 'Detached' but calling Attach() does throw the same error. I'm using EF6.
20 Answers
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Accessing MP3 metadata with Python [closed]
How can I retrieve mp3 metadata in Python?
16 Answers
16
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How can I create an object and add attributes to it?
...ttributes (including lambda functions). So, the following works:
obj = someobject
obj.a = lambda: None
setattr(obj.a, 'somefield', 'somevalue')
Whether the loss of clarity compared to the venerable Bunch recipe is OK, is a style decision I will of course leave up to you.
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Why is a pure virtual function initialized by 0?
... could get another keyword, such as "pure" past the C++ community at the time the feature was being implemented. This is described in his book, The Design & Evolution of C++, section 13.2.3:
The curious =0 syntax was chosen ...
because at the time I saw no chance of
getting a new keyword...
AngularJs $http.post() does not send data
Could anyone tell me why the following statement does not send the post data to the designated url? The url is called but on the server when I print $_POST - I get an empty array. If I print message in the console before adding it to the data - it shows the correct content.
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