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Insert a string at a specific index
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263
You could prototype your own splice() into String.
Polyfill
if (!String.prototype.splice) {
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How to prevent page scrolling when scrolling a DIV element?
...eelDelta || -e0.detail;
this.scrollTop += ( delta < 0 ? 1 : -1 ) * 30;
e.preventDefault();
});
Live demo: https://jsbin.com/howojuq/edit?js,output
So you manually set the scroll position and then just prevent the default behavior (which would be to scroll the DIV or whole web-page).
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“is” operator behaves unexpectedly with integers
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403
Take a look at this:
>>> a = 256
>>> b = 256
>>> id(a)
9987148
>&...
Convert a list to a dictionary in Python
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from itertools import izip
i = iter(a)
b = dict(izip(i, i))
In Python 3 you could also use a dict comprehension, but ironically I think the simplest way to do it will be with range() and len(), which would normally be a code smell.
b = {a[i]: a[i+1] for i in range(0, len(a), 2)}
So the iter(...
Foreign keys in mongo?
...p:"phones"})
> db.foo.find()
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "group" : "phones" }
{ "_id" : ObjectId("4df6540fe90592692ccc9941"), "group" : "phones" }
>db.foo.find({'_id':ObjectId("4df6539ae90592692ccc9940")})
{ "_id" : ObjectId("4df6539ae90592692ccc9940"), "...
How to Loop through items returned by a function with ng-repeat?
...anual IMO.
– Michael Moussa
Feb 1 '13 at 2:12
Any idea what changed from 1.1.3 to 1.1.4 that affected this? Prior to 1...
What is the correct answer for cout
...hat it requires the code to produce result b, which outputs 01.
See P0145R3 Refining Expression Evaluation Order for Idiomatic C++ for more details.
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Is it unnecessary to put super() in constructor?
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edited Jun 13 '17 at 14:13
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a...
DLL and LIB files - what and why?
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307
There are static libraries (LIB) and dynamic libraries (DLL) - but note that .LIB files can be...
UIButton: Making the hit area larger than the default hit area
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