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Map Tiling Algorithm
... this algorithm is to use a pre-processing step to find all edges and then select the correct smoothing tile according to the shape of the edge.
The first step would be to find all edges. In the example below the edge tiles marked with an X are all green tiles with a tan tile as one or more of thei...
Configuring IntelliJ IDEA for unit testing with JUnit
...or or by using Ctrl+Shift+T keyboard shortcut.
A dialog appears where you select what testing framework to use and press Fix button for the first time to add the required library jars to the module dependencies. You can also select methods to create the test stubs for.
You can find more detail...
“Java DateFormat is not threadsafe” what does this leads to?
...eFormat object and called its format() for values read via JDBC. I had SQL select statement where I read the same date with different names (SELECT date_from, date_from AS date_from1 ...). Such statements were using in 5 threads for various dates in WHERE clasue. Dates looked "normal" but they diffe...
Is there a use-case for singletons with database access in PHP?
...all one needs to maintain multiple database connections, multiple database selections, multiple database queries, multiple result sets in a given singleton is just keeping them in variables/arrays in the singleton as long as they are needed. This can be as simple as keeping them in arrays, though yo...
What do the arrow icons in Subclipse mean?
... the following buttons:
- Synchronizes the local copy with the currently selected repository when clicked. Selecting from the drop-down allows switching between different remote code bases.
- Shows only incoming changes (remote → local).
- Shows only outgoing changes (local → remote).
- Sho...
Using NumberPicker Widget with Strings
...wrap true or false, try it you will know the difference
pickers.setWrapSelectorWheel(false);
//create button to test selected text string
btnPicker.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//get position (int)...
Difference between binary semaphore and mutex
...perspective, mutex are more like state-pattern where the algorithm that is selected by the state can change the state. The binary-semaphore are more like strategy pattern where the external algorithm can change the state and eventually the algorithm/strategy selected to run.
– ...
How can I use Google's Roboto font on a website?
...gle's Web Fonts page
search for Roboto in the search box at the top right
Select the variants of the font you want to use
click 'Select This Font' at the top and choose the weights and character sets you need.
The page will give you a <link> element to include in your pages, and a list of s...
Write a program to find 100 largest numbers out of an array of 1 billion numbers
...ulate this probability. For example, lets assume the numbers were randomly selected uniformly from {0, 1}, the expected value of (i-K)th number (out of i numbers) is (i-k)/i, and chance of a random variable being larger than this value is 1-[(i-k)/i] = k/i.
Thus, the expected number of insertions ...
Find and replace - Add carriage return OR Newline
...
Make sure "Use: Regular expressions" is selected in the Find and Replace dialog:
Note that for Visual Studio 2010, this doesn't work in the Visual Studio Productivity Power Tools' "Quick Find" extension (as of the July 2011 update); instead, you'll need to use t...