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vote
2answers
114 views

My implementation accepts only URLClassLoader, may I be less restrictive in my method signature?

I wrote a Java API that accepts ClassLoaders as parameter, even though it won't accept any ClassLoader that isn't a URLClassLoader (because I'm only interested in the URLClassLoader::getURLs() method):...
22
votes
6answers
5k views

Is it considered bad software engineering practice to always use “public” methods? [duplicate]

I've always used public methods and recently been advised by one of my friends to always avoid defining methods as public, as far as possible, though I have worked in any commercial company I have ...
1
vote
1answer
119 views

Should “magic” getter functions be used for dynamically calculated values or just existing properties?

For example, if I had a Customer class and wanted to get all orders by them. Would it be better to do: class Customer{ public function getOrders(){ return results from db query } } .....
5
votes
8answers
983 views

Rule of thumb for deciding which class a method belongs to

For example, imagine a website which stores results about a certain sport or game, which has a typical "season" structure, such that there's both a Player and a Season class. To retrieve a player's ...
-2
votes
4answers
244 views

Why do we add instance methods to classes? [closed]

Rewrite of the Question: Is there a technical reason why we are not using static methods instead of instance methods. Technical reasons are for example: Performance or added type-safety. I reason ...
0
votes
1answer
235 views

Should I put the parameters in constructor or in method? (Python 3)

I have the following code: def __init__(self, vocable_file_path, xsd_file_path, word_list_file_path): self.vocable_file_path = vocable_file_path self.xsd_file_path = xsd_file_path self....
1
vote
5answers
322 views

Is it a good practice to write a method that gets something and checks the value? [duplicate]

Occassinally I have to write methods like this: string GetReportOutputDirectoryAndMakeSureExist() { string path = Path.Combine ( ... ) //whatever logic if(!Directory.Exists(path)) Directory....
4
votes
3answers
812 views

Renaming long named method in C# [closed]

I'm working on a project where exist one method with title string ValidateNewPasswordExpireCurrentPasswordAndCreateNewPassword(...) I'm sure the method name must be changed. But can't found good ...
1
vote
2answers
354 views

Should HTTP Verbs Be Used Semantically?

If I'm making a web application which integrates with a server-side backend, would it be considered best practice to use HTTP methods semantically? That is, for example, if I'm fetching data (e.g., to ...
3
votes
2answers
847 views

Do we ethically have the right to use the MAC Address for verification purposes?

I am writing a program, or starting at the very beginning of it, and I am thinking of purchase verification systems as a final step. I will be catering to Macs, PCs, and possibly Linux if all is said ...
11
votes
3answers
8k views

Should a method do one thing and be good at it? [duplicate]

"Extract Till You Drop" is someting I've read in Uncle Bob's blog, meaning that a method should do one thing alone be good at it. What is that one thing? When should you stop extracting methods? ...