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Multiple Inheritance in C#
...ile having upcasts and downcasts be identity-preserving? The solutions I know of for the problems of multiple inheritance revolve around having casts that are not identity-preserving (if myFoo is of type Foo, which inherits from Moo and Goo, both of which inherit from Boo, then (Boo)(Moo)myFoo and ...
How can you sort an array without mutating the original array?
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Slice is now reported as notably faster
– Zander Brown
May 31 '17 at 13:51
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Redis: possible to expire an element in an array or sorted set?
...currently only possible to expire an entire key/value pair?
As far as I know, and also according to key commands and document about expiration, currently you can set expiration only to specific key and not to it's underlying data structure. However there is a discussion on google groups about this...
Where is the “Create Unit Tests” selection?
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I mean, it was there 5 minutes ago... it's just not there now -- why does it come and go?
– BrainSlugs83
Feb 27 '17 at 1:07
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Unable to hide welcome screen in Emacs
...s the old version and inhibit-splash-screen is the newer version. I don't know in which version that changed.
http://www.gnu.org/software/emacs/manual/html_node/emacs/Initial-Options.html
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How do I compare strings in Java?
...most always want to use Objects.equals(). In the rare situation where you know you're dealing with interned strings, you can use ==.
From JLS 3.10.5. String Literals:
Moreover, a string literal always refers to the same instance of class String. This is because string literals - or, more genera...
Tool for generating railroad diagram used on json.org [closed]
...n Online Railroad Diagram Generator. It creates SVG syntax diagrams, also known as railroad diagrams, from context-free grammars specified in EBNF. You can copy the SVG code or take screen shots.
You have to type in the grammar and it'll make the diagram.
For example, to create the first railroad ...
Passing a String by Reference in Java?
...that assignment creates a new string object that the copy of the reference now points to. The original reference still points to the empty string.
This would be the same for any object, i.e., setting it to a new value in a method. The example below just makes what is going on more obvious, but co...
How to make Sequelize use singular table names
...s for the table USERS whenever I am trying to save in the DB. Does anyone know how to set Sequelize to use singular table names? Thanks.
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Log4net rolling daily filename with date in the file name
...tension. For example I get log files like Error.log20111104 - Does anyone know of a way to format the file name a little better?
– LostNomad311
Nov 4 '11 at 13:12
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