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Developing cross platform mobile application [closed]
...orm tools solely because they will make your (the developers) life easier, then you have picked them for the wrong reason and they will hurt you more than they will help.
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querySelector, wildcard element match?
...needs
var youtubeDiv = document.querySelector('iframe[src*="youtube"]');
Then, we can, for example, get the src stuff, etc ...
console.log(youtubeDiv.src);
//> "http://www.youtube.com/embed/Jk5lTqQzoKA"
console.debug(youtubeDiv);
//> (...)
...
Rails - Nested includes on Active Records?
...cludes( { bees: [ { cees: [:ees, :effs] }, :dees] }, :zees)
And for good fun, we'll also say that E is associated to J and X, and that D is associated to Y.
A.includes( { bees: [ { cees: [ { ees: [:jays, :exes] }, :effs] }, { dees: :wise } ] }, :zees)
...
What is JSON and why would I use it?
... remember, you MUST obey the JSON grammar rules. If you break those rules, then a computer simply will not understand (i.e. parse) what you are writing.
Wife: So how do I write in Json?
A good way would be to use a json serialiser - which is a library which does the heavy lifting for you.
Summar...
Numpy how to iterate over columns of array?
...ose I have and m x n array. I want to pass each column of this array to a function to perform some operation on the entire column. How do I iterate over the columns of the array?
...
MySQL, update multiple tables with one query
...number of books in a particular order with Order.ID = 1002 in Orders table then we also need to reduce that the total number of books available in our stock by the same number in Books table.
UPDATE Books, Orders
SET Orders.Quantity = Orders.Quantity + 2,
Books.InStock = Books.InStock - 2
WHERE
...
C# Interfaces. Implicit implementation versus Explicit implementation
...nterface
property works later on.
If you implement an interface implicitly then your class now exposes
new behaviours that might only be relevant to a client of the
interface and it means you aren't keeping your classes succinct
enough (my opinion).
...
How to sort in-place using the merge sort algorithm?
...optimizations and its extra memory is O(log N).
Anyway, if you must do it then you must. Here's what I found: one and two. I'm not familiar with the inplace merge sort, but it seems like the basic idea is to use rotations to facilitate merging two arrays without using extra memory.
Note that this ...
Recursive sub folder search and return files in a list python
...I want to find all .txt and all .mid files in either of these directories, then I can just do
files = []
find_files( files, dirs=['root','root2'], extensions=['.mid','.txt'] )
print(files)
#['root2/dummie.txt',
# 'root/temp2/tmp.mid',
# 'root2/temp3/song.mid',
# 'root/temp1/temp1.1/f1.mid',
# 'ro...
What is normalized UTF-8 all about?
...hese to allow text in those character sets to be processed as Unicode, and then be converted back without loss.
Compatibility normalization converts these to the corresponding sequence of "real" characters, and also performs canonical normalization. The results of compatibility normalization may not...