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How to send FormData objects with Ajax-requests in jQuery? [duplicate]
...errideMimeType("multipart/form-data");
}
},
// Now you should be able to do this:
mimeType: 'multipart/form-data', //Property added in 1.5.1
success: function (data) {
alert(data);
}
});
e.preventDefault();
});
In some ca...
Python function global variables?
I know I should avoid using global variables in the first place due to confusion like this, but if I were to use them, is the following a valid way to go about using them? (I am trying to call the global copy of a variable created in a separate function.)
...
Sorting object property by values
...ing exactly what you set out to do. That would work in all the browsers I know of, but it would be dependent on an implementation quirk, and could break at any time. You should never make assumptions about the order of elements in a JavaScript object.
var objSorted = {}
sortable.forEach(function(ite...
jQuery/Javascript function to clear all the fields of a form [duplicate]
...iss-leads some people who are truly seeking to "clear" (I was). With as of now 48 up votes there is evidence that people without the time and diligence to read the other answers, may leave this page with incomplete information. Your answer is not wrong it requires an update stating that its not goin...
How To Check If A Key in **kwargs Exists?
...: Always just pass-through arguments you don't understand, and don't even know if they exist. If you always pass through *args and **kwargs you make your code slower, and requires a bit more typing, but if interfaces of the called function (in this case print) changes, you don't need to change your ...
A fast method to round a double to a 32-bit int explained
...le is represented like this:
and it can be seen as two 32-bit integers; now, the int taken in all the versions of your code (supposing it's a 32-bit int) is the one on the right in the figure, so what you are doing in the end is just taking the lowest 32 bits of mantissa.
Now, to the magic num...
What is the point of function pointers?
...couple of void pointers to sortable data and a pointer to a function that knows how to compare two elements of these data structures. This allows us to create our function of choice for the job, and in fact even allows for choosing the comparison function at run time, e.g. for sorting ascending or d...
JavaScript function order: why does it matter?
...
var foo = 42;
//the interpreter turns it into this:
var foo;
foo = 42;
Now, how function declarations are handled:
var foo = 42;
function bar() {}
//turns into
var foo; //Insanity! It's now at the top
function bar() {}
foo = 42;
The var statements "throws" the creation of foo to the very top...
How to convert a SVG to a PNG with ImageMagick?
...
svgexport quality is really that high. Now it has become my favourite tool, thanks shakiba! :)
– Alessio Periloso
May 25 '15 at 22:42
1
...
How to use glOrtho() in OpenGL?
... and z are in [-1, +1]
ignore the z component and take only x and y, which now can be put into a 2D screen
With glOrtho, z is ignored, so you might as well always use 0.
One reason you might want to use z != 0 is to make sprites hide the background with the depth buffer.
Deprecation
glOrtho is ...