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Benefits of prototypal inheritance over classical?
...age like Visual Basic was to C++ in Microsoft’s language families at the time.
This is bad because when people use constructors in JavaScript they think of constructors inheriting from other constructors. This is wrong. In prototypal inheritance objects inherit from other objects. Constructors n...
How to set or change the default Java (JDK) version on OS X?
...you run java -version you will see:
java version "1.6.0_65"
Java(TM) SE Runtime Environment (build 1.6.0_65-b14-462-11M4609)
Java HotSpot(TM) 64-Bit Server VM (build 20.65-b04-462, mixed mode)
Add the export JAVA_HOME… line to your shell’s init file.
For Bash (as stated by antonyh):
export JAVA...
Difference between HashMap, LinkedHashMap and TreeMap
... the natural ║ insertion-order ║
║ ║ over time ║ ordering ║ ║
╠══════════════╬═════════════════════╬═════════════════...
Is there a code obfuscator for PHP? [closed]
...cation is not meant to prevent 100% code theft. It only needs to make it a time-consuming task so it will be cheaper to pay the original coder. Hope this helps.
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How to redirect output of an already running process [duplicate]
...les to discover this – it’s not that hard to do so but would take more time. Note that 0600 is the octal permission for the owner having read/write access and the group and others having no access. It would also work to use 0 for that parameter and run chmod on the file later on.
After that...
Why would anybody use C over C++? [closed]
...or specialized applications, which is why C++ is generally better. (by the time the code is done, computers are faster and eat the dif)
– Adam Davis
Jan 31 '09 at 19:59
21
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Determine if Android app is being used for the first time
...android app. I need to do something when the app is launched for the first time, i.e. the code only runs on the first time the program is launched.
...
What is the lifetime of a static variable in a C++ function?
...once and retains its value between function calls. What exactly is its lifetime? When do its constructor and destructor get called?
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How does type Dynamic work and how to use it?
... = new DynImpl
d: DynImpl = DynImpl@7711a38f
scala> d.foo
java.lang.RuntimeException: method not found
scala> d.foo = 10
d.foo: Any = 10
scala> d.foo
res56: Any = 10
The code works as expected - it is possible to add methods at runtime to the code. On the other side, the code isn't typ...
How to watch for array changes?
...oesn't provide any way to watch for such changes, this library relies on a timeout that runs every 250 ms and checks to see if the array has changed at all -- so you won't get a change notification until the next time the timeout runs. Other changes like push() get notified immediately (synchronous...