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Determining type of an object in ruby
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@JörgWMittag In Ruby the closest thing to typeof from C, JavaScript and others is class. There's no formal protocol system in Ruby like there is in other languages, Objective-C being the closest Smalltalk relative with that. If you're defining "type" as "object which responds to a ...
Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT
...owing exception (on stock 4.4.2): E/AndroidRuntime(29204): Caused by: java.lang.SecurityException: Requested flags 0x1, but only 0x0 are allowed
– Russell Stewart
Feb 11 '14 at 18:34
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Python Logging (function name, file name, line number) using a single file
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I have one question: In Java somewhere I read that printing the line number is discouraged as it takes extra time to figure out from which line the logger is being called. In python this isn't true?
– McSonk
Oc...
Does C# have extension properties?
...extends could be replaced by for which some may feel more natural and less java related.
Update December 2018 - Roles, Extensions and static interface members
Extension everything didn't make it to C# 8.0, because of some of drawbacks explained as the end of this GitHub ticket. So, there was an ex...
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
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Not the answer you're looking for? Browse other questions tagged java servlets or ask your own question.
What are the downsides to using Dependency Injection? [closed]
... it makes things simple compared with ejb.
– fastcodejava
Mar 9 '10 at 8:31
8
This seems hand-wav...
Why are functions in Ocaml/F# not recursive by default?
...orward definitions, which isn't really about marking recursion explicitly. Java, C# and Perl certainly do have implicit recursion. We could get into an endless debate about the meaning of "most" and the importance of each language, so let's just settle for "very many" other languages.
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Is there a performance difference between i++ and ++i in C?
... C, but I'd be interested to know if browsers can do this optimization for javascript.
– TM.
Aug 12 '09 at 21:58
69
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How to validate phone numbers using regex
...true
Result from isValidNumber() false
Google's version has code for Java and Javascript, but people have also implemented libraries for other languages that use the Google i18n phone number dataset:
PHP: https://github.com/giggsey/libphonenumber-for-php
Python: https://github.com/daviddrysd...
Are the shift operators () arithmetic or logical in C?
...fting as arithmetic shifting by preserving the sign bit.
Conclusion
Unlike Java, which has a special operator >>> for logical shifting apart from the usual >> and <<, C and C++ have only arithmetic shifting with some areas left undefined and implementation-defined. The reason I ...