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Can someone explain this 'double negative' trick? [duplicate]
...e whether it's confusing or not. I personally find it highly intuitive to know what's "falsey" and what's "truthy" when cast to a Boolean.
– Chris
Jul 30 '13 at 3:15
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Passing arguments to C# generic new() of templated type
... from a generic class? I have posted my code in an answer below. I don't know the concrete class internally, as it's a generic class. Is there a way round this. I dont want to use the other suggestion of using property initialiser syntax as that will bypass the logic I have in the constructor
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How to parse JSON to receive a Date object in JavaScript?
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There is now a standard JSON date format. tools.ietf.org/html/rfc7493#section-4.3
– Bryan Larsen
Feb 6 '17 at 14:18
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jQuery - setting the selected value of a select control via its text description
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Note that jQuery 1.4 has now changed this behavior to select by value if the attribute has been specified, and only select by text if the value attribute is missing. So in this example $('select').val('Two') will select the second option in 1.3.x, bu...
How to deep watch an array in angularjs?
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in 1.1.x you now have $watchCollection
– Jonathan Rowny
Aug 29 '13 at 18:36
39
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Constant pointer vs Pointer to constant [duplicate]
I want to know the difference between
8 Answers
8
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(Deep) copying an array using jQuery [duplicate]
...s:
var a =[[1], [2], [3]];
var b = a.slice();
b.shift().shift();
// a is now [[], [2], [3]]
Note that although I've used shift().shift() above, the point is just that b[0][0] contains a pointer to a[0][0] rather than a value.
Likewise delete(b[0][0]) also causes a[0][0] to be deleted and b[0...
What are dictionary view objects?
...eritems() returns an iterator over the dictionary’s (key, value) pairs.
Now take the following example to see the difference between an interator of dict and a view of dict
>>> d = {"x":5, "y":3}
>>> iter = d.iteritems()
>>> del d["x"]
>>> for i in iter: print...
What is unit testing? [closed]
...er way to look at unit testing is that you write the tests first. This is known as Test-Driven Development (TDD for short). TDD brings additional advantages:
You don't write speculative "I might need this in the future" code -- just enough to make the tests pass
The code you've written is always c...
How to get just the responsive grid from Bootstrap 3?
... was 200px, but the inside was 180px so you had to set the width to 180px, now you set the width to 200px or just nothing and stick it in a grid column class.
– Christina
Dec 6 '13 at 21:49
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