Programmers Weekly Newsletter - Thursday, November 26, 2015

Top new questions this week: Is there anything that can be done with recursion that can't be done with loops? There are times where using recursion is better than using a loop, and times where using a loop is better than using recursion. Choosing the "right" one can save resources and/or result in fewer lines ... recursion loops   asked by Pikamander2 90 votes answered by Scant Roger 130 votes Would UTF-8 be able to support the inclusion of a vast alien language with millions of new characters? In the event an alien invasion occurred and we were forced to support their languages in all of our existing computer systems, is UTF-8 designed in a way to allow for their possibly vast amount of ... unicode utf-8   asked by Qix 61 votes answered by amon 90 votes What is a good security practice for storing a critical database on developer's laptops? We have a few givens: Developers need a replica of the production database on their machines. Developers have the password to said database in the App.config files. We don't want the data in ... database security   asked by Svarog 29 votes answered by Corbin March 91 votes Is it better to check `c >= '0'` or `c >= 48`? After a discussion with some my colleagues, I've a 'philosophical' question about how treat the char data type in Java, following the best practices. Suppose a simple scenario (obviously this is only ... java programming-practices coding-style   asked by wyr0 16 votes answered by Kilian Foth 58 votes How to avoid violating the SRP in a class to manage caching? Note: The code sample is written in c#, but that shouldn't matter. I've put c# as a tag because I can't find a more appropiate one. This is about the code structure. I'm reading Clean Code and trying ... c# database object-oriented-design caching single-responsibility   asked by raven 10 votes answered by Mike Nakis 18 votes Continuous Deployment with gitignore When doing continuous deployment with Git, how do you handle ignored files in gitignore? Those files are ignored for privacy reasons (i.e. don't want them pushed out to other remote repositories, ... version-control   asked by user3175663 6 votes answered by Doc Brown 6 votes Refactoring three very similar classes using inheritance? I'm currently working on refactoring the code-base for one of our services. I'm been going through reviewing everything, and I feel it's a bit scattered, and could probably adhere to OOP principles ... c# object-oriented refactoring inheritance   asked by Jdsfighter 6 votes answered by amon 4 votes Greatest hits from previous weeks: Why shouldn't I use the repository pattern with Entity Framework? During a job interview, I was asked to explain why the repository pattern isn't a good pattern to work with ORMs like Entity Framework. Why is this the case? asp.net-mvc unit-of-work   asked by StringBuilder 77 votes answered by Shyju 47 votes Is initializing a char[] with a string literal bad practice? I was reading a thread titled "strlen vs sizeof" on CodeGuru, and one of the replies states that "it's anyways [sic] bad practice to initialie [sic] a char array with a string literal." Is this ... c programming-practices strings array   asked by Cole Johnson 25 votes answered by John Bode 39 votes Can you answer these? Relationship between a mixin and its master invokation I haven't studied Smalltalk or Strongtalk and am just trying to get an overview of the semantics of interfaces and polymorphism in O/O languages, particularly Dart. In the 2002 paper titled Mixins in ... smalltalk mixins   asked by Tom Russell 2 votes Evaluating data set with a string formula in php I was tasked to update some conditions in an application. I have a data set to be evaluated, and it has been hard-coded in the application following way: $arr = array( 'a' => 'apple', 'b' => ... php   asked by Pawel Jankowski 2 votes Is the logic behind `Asyncio.wait()` and async/await, the same, just the code is written differently (syntax)? I'm learning Python, more specially parallel programming using Python Parallel Programming Cookbook by Giancarlo Zaccone. At the time the book was published async/await was still in the beta version ... python async asynchronous-programming python-3.x parallel-programming   asked by Nexusfactor 1 vote

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