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Hashing a dictionary?
...dictionary is not nested, you could make a frozenset with the dict's items and use hash():
hash(frozenset(my_dict.items()))
This is much less computationally intensive than generating the JSON string or representation of the dictionary.
UPDATE: Please see the comments below, why this approach mi...
I keep getting “Uncaught SyntaxError: Unexpected token o”
... that's interesting.. I guess jquery takes a guess at datatype and assumes it's json. I would think that getJson would work then as well, right?
– ek_ny
Nov 10 '11 at 15:54
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About Android image and asset sizes
...imply using hdpi assets.
What this means is if you're doing a 48dip image and plan to support up to xxhdpi resolution, you should start with a 144px image (192px if you want native assets for xxxhdpi) and make the following images for the densities:
ldpi | mdpi | tvdpi | hdpi | xhdpi ...
Show or hide element in React
I am messing around with React.js for the first time and cannot find a way to show or hide something on a page via click event. I am not loading any other library to the page, so I am looking for some native way using the React library. This is what I have so far. I would like to show the results...
Fastest way to determine if an integer's square root is an integer
... ~35% faster than your 6bits+Carmack+sqrt code, at least with my CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and ...
How can I make a jQuery UI 'draggable()' div draggable for touchscreen?
I have a jQuery UI draggable() that works in Firefox and Chrome. The user interface concept is basically click to create a "post-it" type item.
...
Way to go from recursion to iteration
... needed.
...
}
Note: if you have more than one recursive call inside and you want to preserve the order of the calls, you have to add them in the reverse order to the stack:
foo(first);
foo(second);
has to be replaced by
stack.push(second);
stack.push(first);
Edit: The article Stacks and Rec...
How to make an input type=button act like a hyperlink and redirect using a get request? [duplicate]
How do I make a <input type=button> act like a hyperlink and redirect using a GET request?
6 Answers
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How to move a git repository into another directory and make that directory a git repository?
... cp -r gitrepo1 newrepo
# remove .git from old repo to delete all history and anything git from it
$ rm -rf gitrepo1/.git
Note that the copy is quite expensive if the repository is large and with a long history. You can avoid it easily too:
# move the directory instead
$ mv gitrepo1 newrepo
# m...
printf format specifiers for uint32_t and size_t
...antic, then. It's probably going off the names of types in the source code and doesn't realize they're equivalent. I wonder what it would do with @KennyTM's answer... It certainly should be more portable.
– Cogwheel
Jul 2 '10 at 18:49
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