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Write a program to find 100 largest numbers out of an array of 1 billion numbers
...sertion to queue is O(logN)
In the worst case you get billionlog2(100) which is better than billionlog2(billion)
In general, if you need the largest K numbers from a set of N numbers, the complexity is O(NlogK) rather than O(NlogN), this can be very significant when K is very small comparing to N....
How can I combine flexbox and vertical scroll in a full-height app?
...flow-y: auto;
min-height: 0px;
}
The final code: http://jsfiddle.net/ch7n6/867/
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Persistence unit as RESOURCE_LOCAL or JTA?
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JPA implementations have the choice of managing transactions themselves (RESOURCE_LOCAL), or having them managed by the application server's JTA implementation.
In most cases, RESOURCE_LOCAL is fine. This would use basic JDBC-level transactions. The dow...
How to map a composite key with JPA and Hibernate?
...spond to either a single
persistent field or property or to a
set of such fields or properties as
described below. A primary key class
must be defined to represent a
composite primary key. Composite
primary keys typically arise when
mapping from legacy databases when the
database key...
How to explore web-based Google Play in another country?
...ognizes my country and allow me to browse the apps for that country. I can change the language through the dropdown in the footer, or I can add &hl=code in the querystring...but that only changes the language...not the store content (the app lists and rankings remain the same)
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Change Screen Orientation programmatically using a Button
... landscape programatically as this answer, the user is not able anymore to change the orientation by rotating the device. Any way to handle this problem? I want to do what was taught in this answer but then when the user rotates the device it will keep changing the orientation.
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How to unit test abstract classes: extend with stubs?
...ass you are going to be testing this base functionality over and over.. which leads you to have an abstract test fixture so you can factor out this duplication in testing. This all smells! I strongly recommend taking another look at why you are using abstract classes in the first place and see if so...
How can I make an “are you sure” prompt in a Windows batchfile?
I have a batch file that automates copying a bunch of files from one place to the other and back for me. Only thing is as much as it helps me I keep accidentally selecting that command off my command buffer and mass overwriting uncommited changes.
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C# Interfaces. Implicit implementation versus Explicit implementation
...l post.
See the next post in this thread for excellent reasoning behind each.
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Correct way of using JQuery-Mobile/Phonegap together?
... Could you elaborate a little more please? What's the hierarchy of file references look like? Thanks
– farjam
Nov 26 '12 at 21:55
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