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Webrick as production server vs. Thin or Unicorn?
... workers (in particular, pre-forking, life cycle management, asynchronous handling, etc), redirects, rewriting, etc
When I mention redirects/rewrites, I'm referring to the fact that using Webrick, you have to handle rewrites at a different layer (Rack, Sinatra, Rails, custom Webrick code, etc). Th...
Rails migrations: self.up and self.down versus change
Looks like the new rails version has "change" versus self.up and self.down methods.
3 Answers
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400 BAD request HTTP error code meaning?
...ules.
In the case of a REST API with a JSON payload, 400's are typically, and correctly I would say, used to indicate that the JSON is invalid in some way according to the API specification for the service.
By that logic, both the scenarios you provided should be 400's.
Imagine instead this were ...
How to change to an older version of Node.js
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One way is to use NVM, the Node Version Manager.
Use following command to get nvm
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.34.0/install.sh | bash
You can find it at https://github.com/creationix/nvm
It allows you to easily install and manage multiple versions of node...
Why is char[] preferred over String for passwords?
...method. Similarly, I have come across a suggestion not to use String to handle passwords.
17 Answers
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Generate random 5 characters string
I want to create exact 5 random characters string with least possibility of getting duplicated. What would be the best way to do it? Thanks.
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What is a coroutine?
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Coroutines and concurrency are largely orthogonal. Coroutines are a general control structure whereby flow control is cooperatively passed between two different routines without returning.
The 'yield' statement in Python is a good exam...
What is the difference between a database and a data warehouse?
What is the difference between a database and a data warehouse?
13 Answers
13
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How to “git show” a merge commit with combined diff output even when every changed file agrees with
...o way to do this with git show. But it would certainly be nice sometimes, and it would probably be relatively easy to implement in the git source code (after all, you just have to tell it to not trim out what it thinks is extraneous output), so the patch to do so would probably be accepted by the g...
Loadbalancing web sockets
...ion is deterministic (using hashed source-IP-port), it will work with TCP (and hence WebSocket).
Also note that a 64k hard limit only applies to outgoing TCP/IP for a given (source) IP address. It does not apply to incoming TCP/IP. We have tested Autobahn (a high-performance WebSocket server) with ...