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What is a Manifest in Scala and when do you need it?
...using type-classes in scala, and is well explained here by Debasish Ghosh:
http://debasishg.blogspot.com/2010/06/scala-implicits-type-classes-here-i.html
Context bounds can also just make the method signatures more readable. For example, the above function could be re-written using context bounds ...
What is the difference between Pan and Swipe in iOS?
...
According to http://hammerjs.github.io/, I think the difference is:
pan: move directions in the same big view
swipe: switch between several views
The gesture is the same, both use one finger and move.
...
Android static object lifecycle
...ass along
your search criteria from activity to
activity (similar to a web http
request)
using application preferences, you
could save the values and retrieve
them in the activity that needs them
using the sqlite database you can
persist them in a table and retrieve
them later
if you need to just sa...
What is Full Text Search vs LIKE
... all languages for example MSSQL doesn't support Greek (check on this page http://msdn.microsoft.com/en-us/library/ms176076(v=sql.110).aspx )
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How to get a pixel's x,y coordinate color from an image?
... transparency with 0 being fully transparent.
Here is a jsFiddle example: http://jsfiddle.net/thirtydot/9SEMf/869/ I used jQuery for convenience in all of this, but it is by no means required.
Note: getImageData falls under the browser's same-origin policy to prevent data leaks, meaning this tech...
Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...-checking API, MessagePack supports IDL. (specification is available from: http://wiki.msgpack.org/display/MSGPACK/Design+of+IDL)
Protocol Buffers and Thrift require IDL (don't support dynamic-typing) and provide more mature IDL implementation.
MessagePack has streaming API (Ruby, Python, Java, C++...
How to automatically generate N “distinct” colors?
...es (some colors in the articles are not specified in RGB, for instance):
http://chem8.org/uch/space-55036-do-blog-id-5333.html
https://metacpan.org/pod/Color::Library::Dictionary::NBS_ISCC
Color Theory: How to convert Munsell HVC to RGB/HSB/HSL
For Kelly's and Boynton's list, I've already made t...
Is it possible to force Excel recognize UTF-8 CSV files automatically?
... Yes - best solution. Lots of confusing posts around setting headers in http responses. This solves the problem. Same can be seen when opening the file in notepad and saving right back down using the UTF-8 option. Also adds the byte-order marker.
– user369142
...
What are best practices for REST nested resources?
...rtments" means departments of the current resource )
Below is an example HTTP exchange (bodies are in yaml since it's easier to write):
Request
GET / HTTP/1.1
Host: api.acme.io
Accept: text/yaml, text/acme-mediatype+yaml
Response: a list of links to main
Should I use #define, enum or const?
...ollowing would not be thread-safe, in spite of the use of a mutex
Source: http://en.wikipedia.org/wiki/Bit_field:
And if you need more reasons to not use bitfields, perhaps Raymond Chen will convince you in his The Old New Thing Post: The cost-benefit analysis of bitfields for a collection of bool...