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Why does Dijkstra's algorithm use decrease-key?
...ueue small, thus keeping the total number of priority queue dequeues small and the cost of each priority queue balance low.
In an implementation of Dijkstra's algorithm that reinserts nodes into the priority queue with their new priorities, one node is added to the priority queue for each of the m ...
Using Pairs or 2-tuples in Java [duplicate]
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I think it would be better to declare x and y as public final and get rid of those getters.
– user168237
Nov 10 '10 at 3:35
51
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How to hash a password
... byte array you could use
var data = Encoding.ASCII.GetBytes(password);
and to get back string from md5data or sha1data
var hashedPassword = ASCIIEncoding.GetString(md5data);
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AngularJS - Create a directive that uses ng-model
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EDIT: This answer is old and likely out of date. Just a heads up so it doesn't lead folks astray. I no longer use Angular so I'm not in a good position to make improvements.
It's actually pretty good logic but you can simplify things a bit.
Dir...
Streaming video from Android camera to server
I've seen plenty of info about how to stream video from the server to an android device, but not much about the other way, ala Qik. Could someone point me in the right direction here, or give me some advice on how to approach this?
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SVN checkout ignore folder
...rsion/project/trunk my_checkout --depth immediates
This will check files and directories from your project trunk into 'my_checkout', but not recurse into those directories. Eg:
$ cd my_checkout && ls
bar/ baz foo xyzzy/
Then to get the contents of 'bar' down:
$ cd bar && svn u...
Can javax.persistence.Query.getResultList() return null?
And if so, under what circumstances?
7 Answers
7
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__FILE__, __LINE__, and __FUNCTION__ usage in C++
...s them, is there any particular reason not to use __FILE__ , __LINE__ and __FUNCTION__ for logging and debugging purposes?
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What's the difference between BaseAdapter and ArrayAdapter?
I want to know the difference between using BaseAdapter and ArrayAdapter .
6 Answers
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how to bypass Access-Control-Allow-Origin?
...llow-Origin: *');
Note that this effectively disables CORS protection, and leaves your users exposed to attack. If you're not completely certain that you need to allow all origins, you should lock this down to a more specific origin:
header('Access-Control-Allow-Origin: https://www.example.com'...