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Java 8 stream's .min() and .max(): why does this compile?
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Let me explain what is happening here, because it isn't obvious!
First, Stream.max() accepts an instance of Comparator so that items in the stream can be compared against each other to find the minimum or maximum, in some optimal order that you don't need to worry too mu...
Use email address as primary key?
... if you simply retrieve a user from the database using the e-mail address. It does matter if you have complex queries with multiple joins.
If you store information about users in multiple tables, the foreign keys to the users table will be the e-mail address. That means that you store the e-mail ad...
What strategies and tools are useful for finding memory leaks in .NET?
... C++ for 10 years. I encountered memory problems, but they could be fixed with a reasonable amount of effort.
15 Answers
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What is the point of noreturn?
...to the calling function after the function finishes (e.g. functions that exit the application, loop forever or throw exceptions as in your example).
This can be used by compilers to make some optimizations and generate better warnings. For example if f has the noreturn attribute, the compiler could...
Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]
...Quick Boot option for Android Emulator. That will save emulator state, and it will start the emulator quickly on the next boot.
Click on Emulator edit button, then click Show Advanced Setting. Then enable Quick Boot like below screenshot.
Android Development Tools (ADT) 9.0.0 (or later) has a fe...
Scanner vs. StringTokenizer vs. String.Split
I just learned about Java's Scanner class and now I'm wondering how it compares/competes with the StringTokenizer and String.Split. I know that the StringTokenizer and String.Split only work on Strings, so why would I want to use the Scanner for a String? Is Scanner just intended to be one-stop-shop...
STL or Qt containers?
...xclusively and converting to/from the Qt equivalents, but I have already switched to QString and I find that I'm using Qt's containers more and more.
When it comes to strings, QString offers much more complete functionality compared to std::basic_string and it is
completely Unicode aware. It also o...
Difference between staticmethod and classmethod
What is the difference between a function decorated with @staticmethod and one decorated with @classmethod ?
27 Answers
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What's the best visual merge tool for Git? [closed]
What's the best tool for viewing and editing a merge in Git? I'd like to get a 3-way merge view, with "mine", "theirs" and "ancestor" in separate panels, and a fourth "output" panel.
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What is external linkage and internal linkage?
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When you write an implementation file (.cpp, .cxx, etc) your compiler generates a translation unit. This is the source file from your implementation plus all the headers you #included in it.
Internal linkage refers to everything only ...