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Practical uses of different data structures [closed]
...ght accent at all. You need to understand not just which data structure to select, but some other points to consider when people think about data structures:
pros and cons of the common data structures
why each data structure exist
how it actually work in the memory
specific questions/exe...
Spring Data JPA find by embedded object property
...dByIdAndTwoId(Long oneId, Long twoId); and results in a query of the form: select ...... from one one_ left outer join two two_ on one_.two_id = two_.id where one_id = ? and two_.id = ?
– TroJaN
May 4 at 17:17
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AVAudioPlayer throws breakpoint in debug mode
...Breakpoint navigator in Xcode.
Control-click on the 'All Exceptions' line.
Select the 'Edit Breakpoint...' option.
Change the Exception from All to Objective-C.
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What is Gradle in Android Studio?
... look at these build.gradle files, open Android Studio's Project panel (by selecting the Project tab) and expand the Gradle Scripts folder.
The first two items in the Gradle Scripts folder are the project-level and module-level Gradle build files
Top-Level Gradle Build File
Every Android Studio p...
AngularJS : Prevent error $digest already in progress when calling $scope.$apply()
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Yesterday I've seen an issue where calling selectize.refreshItems() inside $timeout caused the dreaded recursive digest error. Any ideas how that could be?
– iwein
Mar 12 '14 at 6:02
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HashMap get/put complexity
...te information out of thin air. Having a data structure of n element I can select one element in n different way. With that, I can encode log(n) bit information. If I can encode that in zero bit (that is what O(1) means) then I created an infinitely compressing ZIP algorithm.
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LINQ to Entities case sensitive comparison
...om c In db.Users Where c.Username = UserName AndAlso c.Password = Password Select c).SingleOrDefault()
If oUser IsNot Nothing Then
If oUser.Password = Password Then
bLogin = True
End If
End If
Basically, first checking if there is a user with required criteria, ...
Need for predictable random generator
... first plot as patterns, but they're not - they're just part of a randomly selected sample.
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Postgres unique constraint vs index
...ead access to the table.
Adding a constraint does put a table lock (so all selects are blocked) since it is added via ALTER TABLE.
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When is each sorting algorithm used? [closed]
...s O(N^2), it has a very small constant and is a stable sort.
Bubble sort, selection sort: When you're doing something quick and dirty and for some reason you can't just use the standard library's sorting algorithm. The only advantage these have over insertion sort is being slightly easier to impl...