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Replace specific characters within strings
...g regular expressions, which allow more flexible pattern matching but take time to compute. If all that's needed is removing a single constant string "e", they aren't necessary.
– mm689
Oct 31 '16 at 19:16
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What is the main difference between Inheritance and Polymorphism?
...entation of read, which method gets called is determined for you by the runtime, depending if you have a Person or a Student. It gets a bit tricky, but if you do something like
Person p = new Student();
p.read();
the read method on Student gets called. Thats the polymorphism in action. You can...
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica
...ayer] [Error] [Adb][shell] Unable to finished process: "Process operation timed out"
Try to apply the flash using adbdirectly:
$ adb -s 192.168.56.101:5555 shell "/system/bin/check-archive.sh /sdcard/Download/gapps-jb-20121011-signed.zip"
$ adb -s 192.168.56.101:5555 shell "/system/bin/flash-ar...
Is String.Format as efficient as StringBuilder
...oString() on the StringBuilder object. Over a great many iterations, that time makes a big difference, and means that he's not quite comparing apples to apples. That's the reason he shows such great performance for StringBuilder and probably accounts for his surprise. I just repeated the benchmar...
What is the formal difference in Scala between braces and parentheses, and when should they be used?
... boundaries of the expression.
Tuples
Because you can omit parenthesis sometimes, sometimes a tuple needs extra parenthesis like in ((1, 2)), and sometimes the outer parenthesis can be omitted, like in (1, 2). This may cause confusion.
Function/Partial Function literals with case
Scala has a syntax...
Finding local IP addresses using Python's stdlib
How can I find local IP addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library?
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Why does Iterable not provide stream() and parallelStream() methods?
...t was just an omission. But you can see here that it was discussed several times over the years during the design of the API.
Lambda Libs Spec Experts
I found a discussion about this in the Lambda Libs Spec Experts mailing list:
Under Iterable/Iterator.stream() Sam Pullara said:
I was working...
How to compare software version number using js? (only number)
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@GabrielLittman: Hey, thanks for taking the time to do that! However all code on SO is licensed with CC-BY-SA by default. That means you can't have your package be GPL-licensed. I know lawyering is not what anyone is here for, but it would be good if you fixed it.
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Unloading classes in java?
...also have version problems if we don't load the classes dynamically at run time from the AppServer library.
7 Answers
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Why wasn't PyPy included in standard Python?
...nstance the SciPy project).
The PyPy JIT compilation step itself costs CPU time -- it's only through repeated running of compiled code that it becomes faster overall. This means startup times can be higher, and therefore PyPy isn't necessarily as efficient for running glue code or trivial scripts.
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