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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
Both can be used to find the shortest path from single source. BFS runs in O(E+V) , while Dijkstra's runs in O((V+E)*log(V)) .
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Left Align Cells in UICollectionView
...tes for a particular index path. If you don't return the proper attributes from that function, you're likely to run into all sort of visual bugs, e.g. during insertion and deletion animations of cells or when using self-sizing cells by setting the collection view layout's estimatedItemSize.
The Appl...
Fatal error: “No Target Architecture” in Visual Studio
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Use #include <windows.h> instead of #include <windef.h>.
From the windows.h wikipedia page:
There are a number of child header files that are automatically included with windows.h. Many of these files cannot simply be included by themselves (they are not self-contained), becaus...
Return HTTP status code 201 in flask
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You can use Response to return any http status code.
> from flask import Response
> return Response("{'a':'b'}", status=201, mimetype='application/json')
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How can you find out which process is listening on a port on Windows?
...Accessories → System Tools → Resource Monitor
Or Run resmon.exe,
or from Task Manager's performance tab.
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Java: How to set Precision for double value? [duplicate]
..._UP).doubleValue();--- you get 2.94577794667E8. The output looks different from your requirement.
– Khanna111
Jan 5 '17 at 22:39
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Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading? [duplicate]
...r used may be different though. Class.forName uses the ClassLoader you get from this.getClass().getClassLoader() whereas your other code specifies to use the system class loader.
In most applications this will be the same class loader but in more complicated environments such as a J2EE app or an ap...
In-App Billing test: android.test.purchased already owned
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Look at below answer from @mttmlins, or read vvse.com/blog/blog/2016/08/26/…
– IgorGanapolsky
Feb 1 '17 at 16:42
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Hibernate: Automatically creating/updating the db tables based on entity classes
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You might try changing this line in your persistence.xml from
<property name="hbm2ddl.auto" value="create"/>
to:
<property name="hibernate.hbm2ddl.auto" value="update"/>
This is supposed to maintain the schema to follow any changes you make to the Model each time ...
How do I set vertical space between list items?
...ee about targeting everything. Part of the stress of web development comes from supporting browsers that don't support us. Safari is one of them. We need to stand up to browsers that hold back the internet, medium.com/@richtr/…. Our web pages should bring back the "We do not support your browser" ...