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Why is enum class preferred over plain enum?

...s should be preferred because they cause fewer surprises that could potentially lead to bugs. share | improve this answer | follow | ...
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How can I mock dependencies for unit testing in RequireJS?

...'log'); yourModule.foo(); expect(console.log).toHasBeenCalledWith('hurp'); }) }); }); })(); So I'm using this approach in production for a while and its really robust. share | ...
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Best way to build a Plugin system with Java

... First you need an interface that all plugins need to implement, e.g. public interface Plugin { public void load(PluginConfiguration pluginConfiguration); public void run(); public void unload(); public JComponent getConfigurationPage(); } ...
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Multiple GitHub Accounts & SSH Config

...es to the Host * section of your ~/.ssh/config file. This tells ssh to actually use the IdentityFiles you specify, rather than spamming the server with all of them. – Mechanical snail May 9 '12 at 7:18 ...
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Where to place $PATH variable assertions in zsh?

...'t listed in any zsh documentation I can find. This turns out to be partially incorrect: /etc/profile may be sourced by zsh. However, this only occurs if zsh is "invoked as sh or ksh"; in these compatibility modes: The usual zsh startup/shutdown scripts are not executed. Login shells source /e...
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Why is there a difference in checking null against a value in VB.NET and C#?

...I don't know yet". Then the comparison of 5 to "I don't know yet". is naturally "I don't know yet"; ie NULL. This has the additional advantage of mirroring the behaviour of NULL in (most if not all) SQL databases. This is also a more standard (than C#'s) interpretation of three-valued logic, as expl...
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Is it possible to capture a Ctrl+C signal and run a cleanup function, in a “defer” fashion?

...wered Jun 29 '12 at 21:16 Lily BallardLily Ballard 164k2525 gold badges355355 silver badges331331 bronze badges ...
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Why .NET String is immutable? [duplicate]

As we all know, String is immutable. What are the reasons for String being immutable and the introduction of StringBuilder class as mutable? ...
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Output array to CSV in Ruby

...enerate_line(row) }.join("") #=> "a1,a2,a3\nb1,b2,b3\nc1,c2,c3\n" Do all of the above and save to a csv, in one line. File.open("ss.csv", "w") {|f| f.write(rows.inject([]) { |csv, row| csv << CSV.generate_line(row) }.join(""))} NOTE: To convert an active record database to csv would...
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Is arr.__len__() the preferred way to get the length of an array in Python?

...ples: my_tuple = (1,2,3,4,5) len(my_tuple) # 5 And strings, which are really just arrays of characters: my_string = 'hello world' len(my_string) # 11 It was intentionally done this way so that lists, tuples and other container types or iterables didn't all need to explicitly implement a public...