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Scala: What is a TypeTag and how do I use it?
...String in type pattern List[String]↩
is unchecked since it is eliminated by erasure
case _: List[String] => "list of strings"
^
<console>:24: warning: non-variable type argument Foo in type pattern List[Foo]↩
is unchecked since it is eliminated by erasure
...
Windows can't find the file on subprocess.call()
...cutable called dir.exe while there's a /bin/ls in *nix. dir is implemented by CMD.EXE much like cd is implemented by bash.
– Apalala
Jan 6 '11 at 16:45
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Why not use HTTPS for everything?
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This issue has long been solved by Server Name Indication, which is supported by all major browsers nowadays. en.wikipedia.org/wiki/Server_Name_Indication
– tia
Feb 28 '15 at 3:08
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How to hide a in a menu with CSS?
....toggleOption(false); // hide option
EDIT 3: Added extra check suggested by @user1521986
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Loading/Downloading image from URL on Swift
...ocess #2, process #2 will show its image and it will then later be updated by process #1 even though that image is no longer valid for the user.
– Paul Peelen
Aug 2 '15 at 22:25
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Why java.util.Optional is not Serializable, how to serialize the object with such fields
...ue, throw an exception, or apply some other policy. This is typically done by chaining fluent method calls off the end of a stream pipeline (or other methods) that return Optional values.
It was never intended for Optional to be used other ways, such as for optional method arguments or to be stored...
Gson custom seralizer for one variable (of many) in an object using TypeAdapter
...legateAdapter() that allows you to look up the adapter that Gson would use by default. The delegate adapters are extremely handy if you just want to tweak the standard behavior. And unlike full custom type adapters, they'll stay up-to-date automatically as you add and remove fields.
public abstract...
Converting from longitude\latitude to Cartesian coordinates
...therefore you get a nice balance of accuracy over complexity.
A gentlemen by the name of Chris Veness has a great website at http://www.movable-type.co.uk/scripts/latlong.html that explains some the concepts you are interested in and demonstrates various programmatic implementations; this should an...
Java concurrency: Countdown latch vs Cyclic barrier
... do that?", you may say. Imagine that you are using a mysterious API coded by someone else that performs callbacks. You want one of your threads to wait until a certain callback has been called a number of times. You have no idea which threads the callback will be called on. In this case, a CountDow...
what is the function of webpages:Enabled in MVC 3 web.config
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I'm not allowed to see Views by default, but if i add this setting and set it to false, they are now parsed and attempted to be viewed.
– Brunis
Jan 4 '19 at 14:34
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