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Delete everything in a MongoDB database
I'm doing development on MongoDB. For totally non-evil purposes, I sometimes want to blow away everything in a database—that is, to delete every single collection, and whatever else might be lying around, and start from scratch. Is there a single line of code that will let me do this? Bonus points...
What does it mean that Javascript is a prototype based language?
...instream] object-oriented languages to use prototypal inheritance. Almost all other object-oriented languages are classical.
In classical inheritance, the programmer writes a class, which defines an object. Multiple objects can be instantiated from the same class, so you have code in one place wh...
Docker - a way to give access to a host USB or serial device?
... give container access to host serial or USB port . Is there a trick which allows doing that?
9 Answers
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Git: Discard all changes on a diverged local branch
...tting the branch, on the other hand not only preserves the reflog, but actually records the reset in the reflog. This makes the operation easily reversible later, if needed.
– Dan Moulding
Mar 30 '11 at 22:36
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How to stop Visual Studio from “always” checking out solution files?
... Dan's comment adds the needed info -- it's not necessary to remove all global sections -- just the part that seems to get added in by the unity nuget package.
– Jordan0Day
Aug 13 '12 at 19:04
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How can I make a weak protocol reference in 'pure' Swift (without @objc)
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My problem with this solutions is that calling the delegate causes a crash - EXC_BAD_ACCESS (as noted by others elsewhere). This seems to be bug. The only solution I have found is to use @objc and eliminate all Swift data types from the protocol.
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Could not load type 'System.Runtime.CompilerServices.ExtensionAttribute' from assembly 'mscorlib
...ilerServices.ExtensionAttribute' from assembly mscorlib
Yes, this technically can go wrong when you execute code on .NET 4.0 instead of .NET 4.5. The attribute was moved from System.Core.dll to mscorlib.dll in .NET 4.5. While that sounds like a rather nasty breaking change in a framework version...
How to implement WiX installer upgrade?
At work we use WiX for building installation packages. We want that installation of product X would result in uninstall of the previous version of that product on that machine.
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This, along with all the other conditional comments solutions, will not detect IE 10 / IE 11
– Lloyd Banks
Oct 5 '13 at 2:23
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How do you use “git --bare init” repository?
...ush) from another repository.
Note that in this case you'll need to first allow people to push to your repository. When inside test_repo.git, do
git config receive.denyCurrentBranch ignore
Community edit
git init --bare --shared=group
As commented by prasanthv, this is what you want if you ar...