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equals vs Arrays.equals in Java
...ntents of the arrays.
Similarly array.toString() may not be very useful and you need to use Arrays.toString(array).
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How to compare dates in Java? [duplicate]
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Date has before and after methods and can be compared to each other as follows:
if(todayDate.after(historyDate) && todayDate.before(futureDate)) {
// In between
}
For an inclusive comparison:
if(!historyDate.after(todayDate) ...
What is the difference between an interface and a class, and why I should use an interface when I ca
... is a very basic question, but an interviewer asked me in a very trick way and I was helpless :(
16 Answers
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Pimpl idiom vs Pure virtual class interface
...would make a programmer to choose either Pimpl idiom or pure virtual class and inheritance.
10 Answers
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Git Push ERROR: Repository not found
I am having a very strange problem with git and github . When I try and push, I am getting:
46 Answers
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Why fragments, and when to use fragments instead of activities?
In Android API 11+, Google has released a new class called Fragment .
11 Answers
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Difference between clustered and nonclustered index [duplicate]
I need to add proper index to my tables and need some help.
6 Answers
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How do I reload .bashrc without logging out and back in?
If I make changes to .bashrc , how do I reload it without logging out and back in?
17 Answers
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Reverse engineering from an APK file to a project
I accidently erased my project from Eclipse , and all I have left is the APK file which I transferred to my phone. Is there a way to reverse the process of exporting an application to the .apk file, so I can get my project back?
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What is Gradle in Android Studio?
Gradle is a bit confusing to me, and also for any new Android developer. Can anyone explain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio?
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