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Why is exception handling bad?
...hose statements just randomly doesn't run, you end up in a world of pain. Now take away locks and concurrency, and think about each method like that. Think of each method as a transaction of permutations on object state, if you will. At the start of your method call, the object should be clean st...
How to get all subsets of a set? (powerset)
... to for i in range(1, 1 << x).
Returning to this years later, I'd now write it like this:
def powerset(s):
x = len(s)
masks = [1 << i for i in range(x)]
for i in range(1 << x):
yield [ss for mask, ss in zip(masks, s) if i & mask]
And then the test code...
What does the git index contain EXACTLY?
... entries.
With the new index.threads config setting, the index loading is now faster.
As a result (of using IEOT), commit 7bd9631 clean-up the read-cache.c load_cache_entries_threaded() function for Git 2.23 (Q3 2019).
See commit 8373037, commit d713e88, commit d92349d, commit 113c29a, commit c95f...
newline in [duplicate]
I'd like to know if it's possible to force a newline to show in the tooltip when using title property of a TD.
something like
...
Is JavaScript's “new” keyword considered harmful?
...eof foo) )
return new foo();
// constructor logic follows...
}
Now you can have the advantages of new without having to worry about problems caused by accidentally misuse. You could even add an assertion to the check if the thought of broken code silently working bothers you. Or, as some...
Using Python 3 in virtualenv
... location related concerns, relocatable was removed as an option.... is it now unnecessary? is their a workaround? or is it just now completely useless to prepare an app?
– J. M. Becker
Sep 27 '16 at 21:33
...
Convert java.util.Date to String
...14 14:05:09
java.time
The modern way is with the java.time classes that now supplant the troublesome old legacy date-time classes.
First convert your java.util.Date to an Instant. The Instant class represents a moment on the timeline in UTC with a resolution of nanoseconds (up to nine (9) digits...
Could someone explain the pros of deleting (or keeping) unused code?
...
which inadvertently involve the 'dormant' code and can introduce
bugs. I know it's happened on projects I've worked on.
The maintenance of any code is an administrative burden. By preserving
old redundant code that burden is increased. For example, merging changes in the main branch becomes harder ...
In c# what does 'where T : class' mean?
...s literally means that T has to be a class. It can be any reference type. Now whenever any code calls your DoThis<T>() method it must provide a class to replace T. For example if I were to call your DoThis<T>() method then I will have to call it like following:
DoThis<MyClass>();...
Checkstyle vs. PMD
...you towards downright bad practices. To be avoided at all cost unless you know very well which warnings are valid and which aren't.
– DPM
Mar 23 '12 at 19:34
...