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In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
... job, I find that there are many who are for Runtime exceptions in many or all cases.
Here's what I think: Using CheckedExceptions, I am forced at compile time to at least acknowledge the exception in the caller. With Runtime exceptions, I am not forced to by the compiler, but can write a unit te...
How to see an HTML page on Github as a normal rendered HTML page to see preview in browser, without
...b Pages to render this.
Fork the repository to your account.
Clone it locally on your machine
Create a gh-pages branch (if one already exists, remove it and create a new one based off master).
Push the branch back to GitHub.
View the pages at http://username.github.io/repo`
In code:
git clone g...
IllegalArgumentException or NullPointerException for a null parameter? [closed]
... one of those things that you should do whatever you prefer and both are really correct?
26 Answers
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how to disable DIV element and everything inside [duplicate]
I need to disable a DIV and all it's content using Javascript. I can swear that doing a simple
5 Answers
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Why does pycharm propose to change method to static
...is because the method does not use self in its body and hence does not actually change the class instance. Hence the method could be static, i.e. callable without passing a class instance or without even having created a class instance.
...
When to use Cast() and Oftype() in Linq
...ly the elements that can safely be cast to type x.
Cast - will try to cast all the elements into type x. if some of them are not from this type you will get InvalidCastException
EDIT
for example:
object[] objs = new object[] { "12345", 12 };
objs.Cast<string>().ToArray(); //throws InvalidCas...
Why do I need to do `--set-upstream` all the time?
...he one at origin in the same way as git branch --set-upstream does.
Personally, I think it's a good thing to have to set up that association between your branch and one on the remote explicitly. It's just a shame that the rules are different for git push and git pull.
1 It may sound silly, but ...
Create a variable name with “paste” in R?
...oss: a <- rnorm(1); a - eval(parse(text=paste(a))) does not return 0 usually.
– user10307643
Oct 7 '19 at 13:31
...
difference between throw and throw new Exception()
...w ex; throws the original exception but resets the stack trace, destroying all stack trace information until your catch block.
NEVER write throw ex;
throw new Exception(ex.Message); is even worse. It creates a brand new Exception instance, losing the original stack trace of the exception, as well...
What is LDAP used for?
...e extremely fast read/query performance for a large scale of dataset. Typically you want to store only a small piece of information for each entry. The add/delete/update performance is relatively slower compared with read/query because the assumption is that you don’t do “update” that often.
...