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Why would iterating over a List be faster than indexing through it?
...nt head -> item1 -> print item1 -> item2 -> print item2 etc.
all in a single traversal, which is O(N).
Now, going to the other implementation of List which is ArrayList, that one is backed by a simple array. In that case both of the above traversals are equivalent, since an array is c...
What characters are forbidden in Windows and Linux directory names?
...ot create a folder named A if one named a already exists. Worse, seemingly-allowed names like PRN and CON, and many others, are reserved and not allowed. Windows also has several length restrictions; a filename valid in one folder may become invalid if moved to another folder. The rules for
naming f...
What's the best way to cancel event propagation between nested ng-click calls?
... in it. Clicking the black overlay dismisses it; clicking the image will call a function that shows the next image.
9 Answ...
How to clone a case class instance and change just one field in Scala?
...ed on current value.
val newPersona2 = messageLens.modify(existingPersona)(_ + "iPad")
// Results:
// newPersona1: Persona(store,apple,Set())
// newPersona2: Persona(store,apple,Set(iPhone, iPad))
Moreover, in case you have nested case classes, the getter and setter methods can be a bit tedious t...
Code for decoding/encoding a modified base64 URL
... s.Replace('+', '-'); // 62nd char of encoding
s = s.Replace('/', '_'); // 63rd char of encoding
return s;
}
static byte[] Base64UrlDecode(string arg)
{
string s = arg;
s = s.Replace('-', '+'); // 62nd char of encoding
s = s.Replace('_', '/'); // ...
Keyboard shortcut to change font size in Eclipse?
...d Fonts preference page, the commands persistently change the font size in all editors of the same type. If the editor type's font is configured to use a default font, then that default font will be zoomed.
So, the font size change is not limited to the current file and the new value of the font s...
Getting raw SQL query string from PDO prepared statements
Is there a way to get the raw SQL string executed when calling PDOStatement::execute() on a prepared statement? For debugging purposes this would be extremely useful.
...
Set folder browser dialog start location
...nswered May 10 '09 at 0:39
great_llamagreat_llama
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Python regular expressions return true/false
...sing Python regular expressions how can you get a True / False returned? All Python returns is:
6 Answers
...
Executing JavaScript without a browser?
...n on the topic, but if you want direct links, here they are:
You can install Rhino as others have pointed out. This post shows an easy way to get it up and running and how to alias a command to invoke it easily
If you're on a Mac, you can use JavaScriptCore, which invokes WebKit's JavaScript engin...