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What is the difference between the Facade and Adapter Pattern?
...o incompatible interfaces.
EDIT: A quick analogy for the Adapter pattern (based on the comments) might be something like a DVI-to-VGA adapter. Modern video cards are often DVI, but you've got an old VGA monitor. With an adapter that plugs into your video card's expected DVI input, and has its own...
Fragment over another fragment issue
...evices like keyboards cannot decide which view to send its input events to based on the inputs itself, so they send them to the view that has focus.
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Instance variables vs. class variables in Python
...s
globals
built-ins
For attribute access, the order is:
instance
class
base classes as determined by the MRO (method resolution order)
Both techniques work in an "inside-out" manner, meaning the most local objects are checked first, then outer layers are checked in succession.
In your example...
Capitalize the first letter of both words in a two word string
...
The base R function to perform capitalization is toupper(x). From the help file for ?toupper there is this function that does what you need:
simpleCap <- function(x) {
s <- strsplit(x, " ")[[1]]
paste(toupper(substrin...
How do I set GIT_SSL_NO_VERIFY for specific repos only?
...n specific http section for your git server and specify which certificate (Base64 encoded) to trust:
~/.gitconfig
[http "https://repo.your-server.com"]
# windows path use double back slashes
# sslCaInfo = C:\\Users\\<user>\\repo.your-server.com.cer
# unix path to certificate (Base64 encoded...
Sending files using POST with HttpURLConnection
...on {
this.charset = charset;
// creates a unique boundary based on time stamp
boundary = "===" + System.currentTimeMillis() + "===";
URL url = new URL(requestURL);
Log.e("URL", "URL : " + requestURL.toString());
httpConn = (HttpURLConnection) url.ope...
How do I concatenate multiple C++ strings on one line?
... A function concat can be implemented to reduce the "classic" stringstream based solution to a single statement.
It is based on variadic templates and perfect forwarding.
Usage:
std::string s = concat(someObject, " Hello, ", 42, " I concatenate", anyStreamableType);
Implementation:
void add...
Get value of c# dynamic property via string
...e fastest method around (it uses Emit).
You can either get a TypeAccessor based on a given type or an ObjectAccessor based of an instance of a given type.
Example:
var staticData = new Test { Id = 1, Name = "France" };
var objAccessor = ObjectAccessor.Create(staticData);
objAccessor["Id"].Should(...
Finding the Eclipse Version Number
...t will print out the full version of currently running Eclipse (or any RCP-based application).
String product = System.getProperty("eclipse.product");
IExtensionRegistry registry = Platform.getExtensionRegistry();
IExtensionPoint point = registry.getExtensionPoint("org.eclipse.core.runtime.products...
What does CultureInfo.InvariantCulture mean?
...that's independent of the local system. For example when working with text based file formats.
– CodesInChaos
Jan 19 '13 at 14:21
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