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Usages of Null / Nothing / Unit in Scala
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You only use Nothing if the method never returns (meaning it cannot complete normally by returning, it could throw an exception). Nothing is never instantiated and is there for the benefit of the type system (to quote James Iry: "The reason Scala...
How to decompile a whole Jar file? [closed]
...r/.war/etc...) are all basically just fancy.zip files, with a few added manifests and metadata.
Second, to tackle this problem I personally use several tools which handle this problem on all levels:
Jad + Jadclipse while working in IDE for decompiling .class files
WinRAR, my favorite compression ...
rspec 3 - stub a class method
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Is it possible for intellij to organize imports the same way as in Eclipse?
... Eclipse Code Formatter overrides stuff, so that it is like in Eclipse, if anything is not right, then it is a bug.
– Meo
Sep 19 '16 at 22:09
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Why do we need the “event” keyword while defining events?
...s and public fields of delegate types look similar, but are actually very different.
An event is fundamentally like a property - it's a pair of add/remove methods (instead of the get/set of a property). When you declare a field-like event (i.e. one where you don't specify the add/remove bits yourse...
How can we generate getters and setters in Visual Studio?
...also has a feature that will generate a Property from a private variable.
If you right-click on a variable, in the context menu that pops up, click on the "Refactor" item, and then choose Encapsulate Field.... This will create a getter/setter property for a variable.
I'm not too big a fan of this ...
How to execute shell command in Javascript
...og('stdout: ' + stdout);
console.log('stderr: ' + stderr);
if (error !== null) {
console.log('exec error: ' + error);
}
});
child();
Hope this helps!
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Passing variables to the next middleware using next() in Express.js
... supported or documented. res.locals is guaranteed to hold state over the life of a request.
res.locals
An object that contains response local variables scoped to the
request, and therefore available only to the view(s) rendered during
that request / response cycle (if any). Otherwise, this...
Error - trustAnchors parameter must be non-empty
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This bizarre message means that the truststore you specified was:
empty,
not found, or
couldn't be opened (due to access permissions for example).
See also @AdamPlumb's answer below.
To debug this issue (I wrote about it here) and understand what truststore is being used you...
jQuery - Detect value change on hidden input field
... It works, but it seems like it triggers the change event twice!. Is like if I put this code, it treggers it twice, if I remove the code, no triggers w/e.!!
– Janx from Venezuela
Aug 13 '13 at 22:02
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