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How is an overloaded method chosen when a parameter is the literal null value?
...e:
String x = null;
The String overload here is chosen because the Java compiler picks the most specific overload, as per section 15.12.2.5 of the JLS. In particular:
The informal intuition is that one method is more specific than another if any invocation handled by the first method could be...
Run batch file as a Windows service
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NSSM is totally free and hyper-easy, running command prompt / terminal as administrator:
nssm install "YourCoolServiceNameLabel"
then a dialog will appear so you can choose where is the file you want to run.
to uninstall
nssm remove "YourCoolServiceNameLabel"
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How do I find out if the GPS of an Android device is enabled
... Mainly it is about firing up an intend to see the GPS config, see github.com/marcust/HHPT/blob/master/src/org/thiesen/hhpt/ui/… for details.
– Marcus
Nov 29 '09 at 22:14
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How to prevent page scrolling when scrolling a DIV element?
...ons for preventing the body ability to scroll whilst inside a div and have combined a function that should work.
15 Answers...
How to allow download of .json file with ASP.NET
...n inconsistent level of settings would easily lead to confusion later. I recommend restarting the whole iis process for safety and sanity. But in a pinch, if everyone agrees to the pros/cons, an apppool restart could work.
– Jon Adams
Jan 27 at 19:46
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How can I remove a character from a string using Javascript?
...ince everyone's having so much fun here and user1293504 doesn't seem to be coming back any time soon to answer clarifying questions, here's a method to remove the Nth character from a string:
String.prototype.removeCharAt = function (i) {
var tmp = this.split(''); // convert to an array
tmp...
Shortcuts in Objective-C to concatenate NSStrings
...eed for extra temp strings.
Second, use an NSArray to concatenate via the componentsJoinedByString method.
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Useful GCC flags for C
... -Wall , and setting -std=XXX , what other really useful, but less known compiler flags are there for use in C?
24 Answer...
Returning value from Thread
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Here is an example of CountDownLatch: developer.android.com/reference/java/util/concurrent/…
– Seagull
Oct 27 '17 at 7:21
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super() raises “TypeError: must be type, not classobj” for new-style class
...ct new objects of type instance). Partial reference: https://stackoverflow.com/a/9699961/42973.
PS: The difference between a new-style class and an old-style one can also be seen with:
>>> type(OldStyle) # OldStyle creates objects but is not itself a type
classobj
>>> isinstance...