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Can constructors be async?

...onstructor acts very similarly to a method returning the constructed type. And async method can't return just any type, it has to be either “fire and forget” void, or Task. If the constructor of type T actually returned Task<T>, that would be very confusing, I think. If the async constru...
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npm throws error without sudo

I just installed node and npm through the package on nodejs.org and whenever I try to search or install something with npm it throws the following error, unless I sudo the command. I have a feeling this is a permissions issue? I am already the admin. ...
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Redirect non-www to www in .htaccess

... ^(.*)$ http://www.%{HTTP_HOST}/$1 [R=301,L] If you need to support http and https and preserve the protocol choice try the following: RewriteRule ^login\$ https://www.%{HTTP_HOST}/login [R=301,L] Where you replace login with checkout.php or whatever URL you need to support HTTPS on. I'd argue...
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Object comparison in JavaScript [duplicate]

... Unfortunately there is no perfect way, unless you use _proto_ recursively and access all non-enumerable properties, but this works in Firefox only. So the best I can do is to guess usage scenarios. 1) Fast and limited. Works when you have simple JSON-style objects without methods and DOM nodes...
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I want to delete all bin and obj folders to force all projects to rebuild everything

I work with multiple projects, and I want to recursively delete all folders with the name 'bin' or 'obj' that way I am sure that all projects will rebuild everything (sometimes it's the only way to force Visual Studio to forget all about previous builds). ...
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Unit test naming best practices [closed]

What are the best practices for naming unit test classes and test methods? 12 Answers ...
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You have not concluded your merge (MERGE_HEAD exists)

I made a branch called 'f' and did a checkout to master. When I tried the git pull command I got this message: 13 Answers...
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Where can I find my .emacs file for Emacs running on Windows?

... Copy and pasted from the Emacs FAQ, http://www.gnu.org/software/emacs/windows/: Where do I put my init file? On Windows, the .emacs file may be called _emacs for backward compatibility with DOS and FAT filesystems where filename...
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Difference between __getattr__ vs __getattribute__

I am trying to understand when to use __getattr__ or __getattribute__ . The documentation mentions __getattribute__ applies to new-style classes. What are new-style classes? ...
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What are the uses of the exec command in shell scripts? [closed]

Can anyone explain what are the uses of the exec command in shell scripting with simple examples? 2 Answers ...