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How do I find Waldo with Mathematica?
...at should have Waldo in it. Exclude all other areas (e.g., for each area, select a circle twice as big as the average person size), and then run the process that @Heike laid out with removing all but red, and so on.
Any thoughts on how to code this?
Edit:
Thoughts on how to code this . . . e...
Given an emacs command name, how would you find key-bindings ? (and vice versa)
...d bound to a keyboard shortcut (or a key sequence in Emacs terms), see the selected answer.
For programmatically getting the command bound to a given key sequence, use the function key-binding or lookup-key that takes a key sequence and returns its bound command. The function key-binding is what C-...
Is it worth hashing passwords on the client side
... that such a replay attack cannot work, usually, by allowing the client to select a bunch of random bits, which are hashed along with the password, and also submitted in the clear to the server.
On the server:
generate a few bits of random
send these bits (in clear text) to the client
On the c...
How can I provide multiple conditions for data trigger in WPF?
...he user picks a wrong answer it becomes disabled (dimmed out and cannot be selected again). An automated agent has the ability to focus on any particular choice to give an explanation (border highlighted). When the agent focuses on an item, it should not be dimmed out even if it is disabled. All ite...
Java to Clojure rewrite
... STM transactional behaviour by wrapping any code in a (dosync ...) block.
Select the right overall web framework - Clojure has quite a few already but I'd strongly recommend Ring - see this excellent video "One Ring To Bind Them" plus either Fleet or Enlive or Hiccup depending on your templating p...
Batch script: how to check for admin rights
... after clicking on a start menu icon, then right click on the shortcut and select "Run As Administrator".
echo ##########################################################
echo.
PAUSE
EXIT /B 1
)
@echo ON
Works on WinXP --> Win8 (including 32/64 bit versions).
EDIT: 8/28/2012 Updated...
Things possible in IntelliJ that aren't possible in Eclipse?
...uctors SimpleTimeZone has.
After Enter in Eclipse
I get the previously selected constructor filled with predefined variable names. And I can see the type of every argument. With Code Recommanders Eclipse guesses the right constructor by the previously defined variable types in the current scope ...
Using Node.js only vs. using Node.js with Apache/Nginx
...pared to using a proper static file web server (Node may also be faster in select scenarios, but this is unlikely to be the norm). On top of files serving more efficiently, you won't have to worry about handling eTags or cache control headers the way you would if you were servings things out of Node...
Implementing MVC with Windows Forms
... bit complex, but it can work well for applications that have a good fit.
Selecting an MVC/MVP Implementation for a Winforms Project give an overview that is worth reading. A lot of people like PureMVC. I have never used it, but I would look at it the next time I need a MVC framework.
"Presenter F...
How can I know which parts in the code are never used?
...instead of exporting (using e.g. -fvisibility=hidden), and then explicitly select the exported functions that you need to export.
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