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how to reset
... solution that @dhaval-marthak posted in the comments obviously works, but if you look at the actual jQuery call it's pretty easy to see what jQuery is doing, just setting the value attribute to an empty string. So in "pure" JavaScript it would be:
document.getElementById("uploadCaptureInputFile")....
Pass Variables by Reference in Javascript
...ou can pass-by-value a reference to an object) and then have a function modify the object contents:
function alterObject(obj) {
obj.foo = "goodbye";
}
var myObj = { foo: "hello world" };
alterObject(myObj);
alert(myObj.foo); // "goodbye" instead of "hello world"
You can iterate over the prop...
How to semantically add heading to a list
This has been bothering me for a while, and I'm wondering if there's any consensus on how to do this properly. When I'm using an HTML list, how do I semantically include a header for the list?
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Rotate axis text in python matplotlib
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How to specify axis for this? plg.gca().xticks is not working.
– queezz
Aug 7 at 9:47
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how to unit test file upload in django
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In a web framework, it makes much less difference if you're testing views. Getting the response via the client vs. directly from the function is similar enough for most tests to be valid. Plus the client gives you more flexibility. That's what I use, personally....
Split string based on a regular expression
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By using (,), you are capturing the group, if you simply remove them you will not have this problem.
>>> str1 = "a b c d"
>>> re.split(" +", str1)
['a', 'b', 'c', 'd']
However there is no need for regex, str.split without any delimiter...
Dynamically select data frame columns using $ and a character value
I have a vector of different column names and I want to be able to loop over each of them to extract that column from a data.frame. For example, consider the data set mtcars and some variable names stored in a character vector cols . When I try to select a variable from mtcars using a dynamic s...
async await return Task
Can somebody explain what does this means into a synchronous method? If I try to change the method to async then VS complain about it.
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Java List.add() UnsupportedOperationException
...rned by Arrays.asList(): it is documented not to support any structural modification (i.e. removing or adding elements) (emphasis mine):
Returns a fixed-size list backed by the specified array.
Even if that's not the specific List you're trying to modify, the answer still applies to other List...
Should arrays be used in C++?
...ge allocation ("the stack") is way faster than dynamic storage allocation. If I know I have exactly 3 elements [e.g., coordinates of a triangle], there's no reason to use vector.
– zvrba
Jun 10 '12 at 9:15
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