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How to detect if multiple keys are pressed at once using JavaScript?
...ener left over.
For thoroughness, here is a quick reference to the class's API, presented in C/Java style so you know what they return and what arguments they expect.
Boolean key_down (String key);
Returns true if key is down, false otherwise.
Boolean keys_down (String key1, String key2, ...);
...
How can I reliably determine the type of a variable that is declared using var at design time?
... of a possible 'interface' if you already had the compiler available as an API to call into.
The other route
Secure hash and salt for PHP passwords
...ly shared hosts, @ircmaxell has built a compatibility layer for the coming API that is backward compatible to PHP 5.3.7.
Cryptography Recap & Disclaimer
The computational power required to actually crack a hashed password doesn't exist. The only way for computers to "crack" a password is to re...
LINQPad [extension] methods [closed]
...red in %localappdata%\LINQPad\Passwords as a file). LinqPad uses Windows DPAPI to protect the password.
Also, the password is stored centrally, so if you need to change it, you can do it in the menu and it immediately applies to all scripts you've created.
Notes:
If you don't want to save the ...
Is the Scala 2.8 collections library a case of “the longest suicide note in history”? [closed]
... if proper self-describing identifiers had been used instead of arbitrary capital letters. :-)
– Ti Strga
Aug 19 '13 at 21:31
14
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
...on operator
example. This syntax is used in other
places in the Scala API, such as
constructing Range instances:
val firstTen:Range = 0 to 9
Here again, to(Int) is a vanilla
method declared inside a class
(there’s actually some more implicit
type conversions here, but you get t...
How to run a program without an operating system?
...mated / general bare metal compilation system, that provides a tiny custom API
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How does PHP 'foreach' actually work?
...For internal classes, actual method calls are avoided by using an internal API that essentially just mirrors the Iterator interface on the C level.
Iteration of arrays and plain objects is significantly more complicated. First of all, it should be noted that in PHP "arrays" are really ordered dicti...
Ship an application with a database
... by calling "this" in activity or getActivity() in fragment
//call this if API level is lower than 17 String appDataPath = "/data/data/" + context.getPackageName() + "/databases/"
String appDataPath = context.getApplicationInfo().dataDir;
File dbFolder = new File(appDataPath + "/databases");//Make...
In Java, what is the best way to determine the size of an object?
...ext object alignment)
Instance size: 72 bytes (reported by Instrumentation API)
Space losses: 2 bytes internal + 4 bytes external = 6 bytes total
You can get a summary view of the deep size of an object instance using GraphLayout.parseInstance(obj).toFootprint(). Of course, some objects in the fo...