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Good MapReduce examples [closed]
...when the complexity of the query increases.
Map Reduce provides a cluster based implementation where data is processed in a distributed manner
Here is a wikipedia article explaining what map-reduce is all about
Another good example is Finding Friends via map reduce can be a powerful example to ...
Checking if a string is empty or null in Java [duplicate]
...
import com.google.common.base
if(!Strings.isNullOrEmpty(String str)) {
// Do your stuff here
}
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How to include() all PHP files from a directory?
... This method is not good when requiring classes that are extending a base class: eg if BaseClass shows up in the array AFTER ExtendedClass, it wont work!
– Carmageddon
May 13 '13 at 16:12
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How do I apply a perspective transform to a UIView?
...xample of this (with code) can be found here, where I've implemented touch-based rotation and scaling on a couple of CALayers, based on an example by Bill Dudney. The newest version of the program, at the very bottom of the page, implements this kind of perspective operation. The code should be re...
Mock functions in Go
...ader(pageGetterFunc PageGetter) {
// ...
content := pageGetterFunc(BASE_URL)
// ...
}
Main:
func get_page(url string) string { /* ... */ }
func main() {
downloader(get_page)
}
Test:
func mock_get_page(url string) string {
// mock your 'get_page()' function here
}
func TestDow...
Looking for a good world map generation algorithm [closed]
...ones, etc. Each point of land would then end up with an individual vector based off its location in relation to the plate boundaries, and should end up with a fairly realistic simulation to work from.
– Steve
Jul 30 '13 at 20:30
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Why is there no SortedList in Java?
..., using java.util.Collections.sort().
EDIT:
Lists as data structures are based in what is interesting is the ordering in which the items where inserted.
Sets do not have that information.
If you want to order by adding time, use List. If you want to order by other criteria, use SortedSet.
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Unit Testing C Code [closed]
...rate C-stubs and more. The general approach is pretty unique: Verdicts are based on 'good stdout/bad stdout'. The comparison function, though, is flexible. Thus, any type of script may be used for checking. It may be applied to any language that can produce standard output.
See the HWUT homepage.
CG...
Is it possible to have two partial classes in different assemblies represent the same class?
...to keep view code separate from model code, yet enable certain kinds of UI based on model properties. Check out Martin Fowler's excellent overview of the different flavours of MVC, MVP and whatnot: you'll find design ideas aplenty. I suppose you could also use Dependency Injection to tell the UI wha...
How to get Sinatra to auto-reload the file after each change?
... seems to work better in this regard, but it also seems to re-load the database sessions.
– kristianlm
Oct 5 '11 at 12:44
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