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Questions every good Java/Java EE Developer should be able to answer? [closed]
... you are able to reason about classes, objects, inheritance, polymorphism, etc. It's actually much better than a candidate who knows the answer by heart but doesn't understand why
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Convert Java Array to Iterable
...r each primitive type in the associated class, e.g., Booleans for boolean, etc.
int foo[] = {1,2,3,4,5,6,7,8,9,0};
Iterable<Integer> fooBar = Ints.asList(foo);
for(Integer i : fooBar) {
System.out.println(i);
}
The suggestions above to use Arrays.asList won't work, even if they compile ...
Extracting text from HTML file using Python
...exts, except you include other text container tags like H1, H2 ...., span, etc. I had to tweak it for a better coverage.
– Obinna Nnenanya
Jan 21 '19
Splitting a string into chunks of a certain size
...ut string, chunkSize == 0, input string length not divisible by chunkSize, etc.). The original question doesn't specify any requirements for these edge cases and in real life the requirements might vary so they are out of scope of this answer.
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Use IntelliJ to generate class diagram
.... > Tools > Diagrams and check what you want (E.g.: Fields, Methods, etc.)
P.S.: You need IntelliJ IDEA Ultimate, because this feature is not supported in Community Edition. If you go to File > Settings... > Plugins, you can see that there is not UML Support plugin in Community Editio...
What does the 'Z' mean in Unix timestamp '120314170138Z'?
...W to 7.5°E longitude, while zone A runs from 7.5°E to 22.5°E longitude, etc.
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Unit testing void methods?
...e could actually return three or more different states (Good, Normal, Bad, etc). In those cases, you'd just use
public StateEnum TrySendEmailToCustomer()
However, while the Try-Paradigm somewhat answers this question on how to test a void return, there are other considerations too. For example,...
What are the differences between BDD frameworks for Java? [closed]
... of adoption.)
tool support, e.g. is there an Eclipse plugin, Ant support, etc
size of the dependencies, I don't like frameworks that come with everything of their own. e.g. I want to chose my mocking framework myself.
kind of license, this is important for me because of legal terms in the company I...
Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
...ter_initialize couldn't easily be moved to before_validation, before_save, etc. Chances are that eventually one of the devs on your team will execute something like MyModel.all.each perhaps for bulk processing of some kind, and thus run this initialization logic MyModel.count num of times.
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How to use filter, map, and reduce in Python 3
...f noiters(*funcs):
if not funcs:
funcs = [map, filter, zip] # etc
from functools import reduce
globals()[reduce.__name__] = reduce
for func in funcs:
globals()[func.__name__] = lambda *ar, func = func, **kwar: list(func(*ar, **kwar))
try:
yield
finall...