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What do “branch”, “tag” and “trunk” mean in Subversion repositories?
... distinguished from the trunk in the following ways:
Subversion allows sysadmins to create hook scripts which are triggered for execution when certain events occur; for instance, committing a change to the repository. It is very common for a typical Subversion repository implementation to treat any...
What is Common Gateway Interface (CGI)?
...mation is passed in environment variables (such as request type, remote IP address), how the request body is passed in via standard input, and how the response is passed out via standard output. You can refer to the CGI specification for details.
To use your image:
user (client) request for page -...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...'t actually the type of the object.
const_cast can be used to remove or add const to a variable; no other C++ cast is capable of removing it (not even reinterpret_cast). It is important to note that modifying a formerly const value is only undefined if the original variable is const; if you use i...
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
...ut an = present†), we’ve never put anything into our actual hash. Instead we have to use <<= (which is to << as += is to +):
h[2] <<= 'c' #=> ["a", "b", "c"]
h #=> {2=>["a", "b", "c"]}
This is the same as:
h[2] = (h[2] << 'c')
Why Hash.new { []...
Why does Ruby have both private and protected methods?
Before I read this article , I thought access control in Ruby worked like this:
7 Answers
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What column type/length should I use for storing a Bcrypt hashed password in a Database?
...
Pang
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answered May 4 '11 at 11:11
GumboGumbo
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Named colors in matplotlib
...ew.
I updated the image and code to reflect that 'rebeccapurple' has been added and the three sage colors have been moved under the 'xkcd:' prefix since I posted this answer originally.
I really didn't change much from the matplotlib example, but here is the code for completeness.
import matplo...
REST, HTTP DELETE and parameters
...e putting a verb (force_delete) into the URI is if you would need to overload GET/POST methods in an environment where PUT/DELETE methods are not available. Judging from your use of the DELETE method, this is not the case.
HTTP error code 409/Conflict should be used for situations where there is a ...
Android accelerometer accuracy (Inertial navigation)
...se is hard given the accelerometer accuracy, and constant fluctuation of readings.
6 Answers
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Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
I've always been under the impression that using the ThreadPool for (let's say non-critical) short-lived background tasks was considered best practice, even in ASP.NET, but then I came across this article that seems to suggest otherwise - the argument being that you should leave the ThreadPool to ...