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What are the Ruby Gotchas a newbie should be warned about? [closed]
I have recently learned the Ruby programming language, and all in all it is a good language. But I was quite surprised to see that it was not as simple as I had expected. More precisely, the "rule of least-surprise" did not seem very respected to me (of course this is quite subjective). For examp...
What is null in Java?
... false.
It is also the default value (for variables that have them) for all reference types:
JLS 4.12.5 Initial Values of Variables
Each class variable, instance variable, or array component is initialized with a default value when it is created:
For all reference types, the defa...
Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
...e two main reasons that one would create an Implicitly Unwrapped Optional. All have to do with defining a variable that will never be accessed when nil because otherwise, the Swift compiler will always force you to explicitly unwrap an Optional.
1. A Constant That Cannot Be Defined During Initializ...
When/Why to use Cascading in SQL Server?
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Summary of what I've seen so far:
Some people don't like cascading at all.
Cascade Delete
Cascade Delete may make sense when the semantics of the relationship can involve an exclusive "is part of" description. For example, an OrderLine record is part of its parent order, and OrderLines w...
Windows: XAMPP vs WampServer vs EasyPHP vs alternative [closed]
...on asked here three years ago, but I want to open it up further to include all possible Windows/Apache/MySQL/PHP stacks.
5 ...
Using SASS with ASP.NET [closed]
I'm looking into ways to use SASS (Syntactically Awesome StyleSheets) from the Ruby HAML package in an ASP.NET environment. Ideally, I would like compilation of SASS files into CSS to be a seamless part of the build process.
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How do I put double quotes in a string in vba?
... & sPath & vbDoubleQuote, vbNormalFocus
– gicalle
Sep 11 '14 at 9:34
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Becoming better at Vim [closed]
...hose #?@! nutheads use vi?" is a nice introduction to "the Vim way", especially about text objects which are one of the most defining features of Vim.
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Maven does not find JUnit tests to run
...wards compatibility but it does seam more logic to search for testcases in all files.
– Tobias Kremer
Sep 10 '13 at 11:37
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What is the bower (and npm) version syntax?
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In a nutshell, the syntax for Bower version numbers (and NPM's) is called SemVer, which is short for 'Semantic Versioning'. You can find documentation for the detailed syntax of SemVer as used in Bower and NPM on the API for the semver parser within Node/npm. You can learn more about the unde...