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Why is there no String.Empty in Java?
...e 2nd one it needs to do some kind of check to figure out "hey, I already know about this string from back over here". I'm admittedly no expert in the java compiler, but how could this NOT be the case? And I would think skipping that check would result in a minuscule improvement in compile times.
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How to convert comma-separated String to List?
... that you respect the OP, but, I would refrain from saying such things. I know of people that feel bad for not meeting people's expectations when praised falsely. Just a thought.
– user7192474
Oct 25 '17 at 21:33
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Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
...dow on screen. To do that you have to manually call Marker.showInfoWindow. Now, if you perform some permanent change in your InfoWindow (like changing the label of your button to something else), this is good enough.
But showing a button pressed state or something of that nature is more complicat...
What is the best way to test for an empty string in Go?
...
As of now, the Go compiler generates identical code in both cases, so it is a matter of taste. GCCGo does generate different code, but barely anyone uses it so I wouldn't worry about that.
https://godbolt.org/z/fib1x1
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Where and how is the _ViewStart.cshtml layout file linked?
... ScottGu's blog:
Starting with the ASP.NET MVC 3 Beta release, you can now add a file
called _ViewStart.cshtml (or _ViewStart.vbhtml for VB) underneath the
\Views folder of your project:
The _ViewStart file can be used to define common view code that you
want to execute at the start o...
Is mongodb running?
... quickly checking if mongodb is running, this quick nc trick will let you know.
nc -zvv localhost 27017
The above command assumes that you are running it on the default port on localhost.
For auto-starting it, you might want to look at this thread.
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Get integer value from string in swift
...nger have the toInt() method as part of String. So this Int constructor is now the only way to convert strings to ints.
– Morgan Wilde
Jul 20 '15 at 22:41
1
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Why are we not to throw these exceptions?
...llReferenceException and IndexOutOfRangeException are of a different kind. Now these are very specific exceptions, so throwing them could be fine. However, you still won’t want to throw these, as they usually mean that there are some actual mistakes in your logic. For example the null reference ex...
Git Bash doesn't see my PATH
...
because I was installing Go and this path contained the executable go.exe
Now Git bash was able to recognize the command:
go
Perhaps just a system reboot would have been enough in my case, but I'm happy that this solution work in any case.
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Why should I use the keyword “final” on a method parameter in Java?
... );
void doSomething( String arg ) {
String x = arg; // Both variables now point to the same String object.
x = "elephant"; // This variable now points to a different String object.
arg = "giraffe"; // Ditto. Now neither variable points to the original passed String.
}
Mark the local va...