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What are the best use cases for Akka framework [closed]

...big advantages is the ease at which you can compose a system out of actors and messages with almost no boilerplating, it scales extremely well without all the complexities of hand-rolled threading and you get asynchronous message passing between objects almost for free. It is very good in modeling ...
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Singleton: How should it be used

... Answer: Use a Singleton if: You need to have one and only one object of a type in system Do not use a Singleton if: You want to save memory You want to try something new You want to show off how much you know Because everyone else is doing it (See cargo cult programmer in...
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Should Gemfile.lock be included in .gitignore?

I'm sort of new to bundler and the files it generates. I have a copy of a git repo from GitHub that is being contributed to by many people so I was surprised to find that bundler created a file that didn't exist in the repo and wasn't in the .gitignore list. ...
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What is JavaScript garbage collection?

...Script garbage collection? What's important for a web programmer to understand about JavaScript garbage collection, in order to write better code? ...
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Should I use != or for not equal in T-SQL?

I have seen SQL that uses both != and <> for not equal . What is the preferred syntax and why? 14 Answers ...
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What is a sensible way to layout a Go project [closed]

I have a go project that is starting to become more complex, and want to lay the filesystem out in such a way to reduce pain. ...
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What is the difference between Θ(n) and O(n)?

...I see Θ(n) with the strange Θ symbol with something in the middle of it, and sometimes just O(n). Is it just laziness of typing because nobody knows how to type this symbol, or does it mean something different? ...
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Why does += behave unexpectedly on lists?

... The general answer is that += tries to call the __iadd__ special method, and if that isn't available it tries to use __add__ instead. So the issue is with the difference between these special methods. The __iadd__ special method is for an in-place addition, that is it mutates the object that it a...
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How to organize a node app that uses sequelize?

...e file but just to provide the necesary information for its initialization and let a centralized module take care of the models setup and instantiation. So the steps are: Have several Model files with data about the model, like fields, relationships and options. Have a singleton module which loads ...
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Application_Start not firing?

I have an ASP.NET MVC (beta) application that I'm working on, and am having trouble figuring out if I'm doing something wrong, or if my Application_Start method in Global.asax.cs is in fact not firing when I try to debug the application. ...