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Can virtual functions have default parameters?
...tuals may have defaults. The defaults in the base class are not inherited by derived classes.
Which default is used -- ie, the base class' or a derived class' -- is determined by the static type used to make the call to the function. If you call through a base class object, pointer or reference...
How to set time delay in javascript
... function to be async. This awesome delaying works when a Promise returned by a regular function is awaited in the body of an async function.
– Intervoice
Sep 11 '19 at 17:28
...
What do 'lazy' and 'greedy' mean in the context of regular expressions?
...stead of what you wanted.
Making it lazy (<.+?>) will prevent this. By adding the ? after the +, we tell it to repeat as few times as possible, so the first > it comes across, is where we want to stop the matching.
I'd encourage you to download RegExr, a great tool that will help you expl...
Ant: How to execute a command for each file in directory?
...ply> task.
It executes a command once for each file. Specify the files by means of filesets or any other resource. <apply> is built-in; no additional dependency needed; no custom task implementation needed.
It's also possible to run the command only once, appending all files as arguments ...
What kind of Garbage Collection does Go use?
...:
hybrid stop-the-world/concurrent collector
stop-the-world part limited by a 10ms deadline
CPU cores dedicated to running the concurrent collector
tri-color mark-and-sweep algorithm
non-generational
non-compacting
fully precise
incurs a small cost if the program is moving pointers around
lower la...
Contributing to project on github, how to “rebase my pull request on top of master”
...d. Normally, whan a push fails with a "non-fast-forward", you'd resolve it by doing a pull, but a pull will just combine the two divergent histories, which is definitely not what you want. That would mean your old (pre rebase) feature branch would be combined with the new (post rebase) one. You want...
Are C++ enums signed or unsigned?
Are C++ enums signed or unsigned? And by extension is it safe to validate an input by checking that it is = your min value (assuming you started at 0 and incremented by 1)?
...
Run Cron job every N minutes plus offset
... range (0), then at all successive minutes that are distant from the first by step (1), until the last (59).
Which is why */20 * * * * will run at 0 minutes, 20 minutes after, and 40 minutes after -- which is the same as every 20 minutes. However, */25 * * * * will run at 0 minutes, 25 minutes afte...
Which @NotNull Java annotation should I use?
...ind.FLOAT,
TypeKind.LONG,
TypeKind.SHORT,
TypeKind.BYTE
},
literals = {LiteralKind.STRING}
)
@DefaultQualifierInHierarchy
@DefaultFor({TypeUseLocation.EXCEPTION_PARAMETER})
@DefaultInUncheckedCodeFor({TypeUseLocation.PARAMETER, TypeUseLocation.LOWER_BOUND})
public @in...
Reading GHC Core
...ich all Haskell is translated. The (approximate) grammar for Core is given by:
Core is closely related to the simpler and better known System F. All transformations GHC does on the Core level are type-preserving refactorings of this Core representation, to improve performance. And, not so well kn...