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What's the difference between Perl's backticks, system, and exec?
...se this tasks.
There is IPC::Open2 and IPC::Open3 and IPC::Run, as well as
Win32::Process::Create if you are on windows.
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Is it possible to run JavaFX applications on iOS, Android or Windows Phone 8?
...e develop an entire application using JavaFX and run it on iOS, Android or Windows Phone 8, without writing platform-specific code?
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Best way to detect Mac OS X or Windows computers with JavaScript or jQuery
...ay to detect whether the OS on which the browser is running is Mac OS X or Windows? If not, what's better than user agent sniffing?
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Is Disney's FastPass Valid and/or Useful Queue Theory
...don't spend a nickel while holding the FastPass, Disney and you both still win.
– Cheeso
Jun 11 '09 at 21:51
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What exactly do “u” and “r” string flags do, and what are raw string literals?
...h of them -- that's all. It also gained some popularity to express native Windows file paths (with backslashes instead of regular slashes like on other platforms), but that's very rarely needed (since normal slashes mostly work fine on Windows too) and imperfect (due to the "except" clause above).
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Recommended way to save uploaded files in a servlet application
...e path to the final storage location can be definied in either of the following ways:
Hardcoded:
File uploads = new File("/path/to/uploads");
Environment variable via SET UPLOAD_LOCATION=/path/to/uploads:
File uploads = new File(System.getenv("UPLOAD_LOCATION"));
VM argument during server s...
What does Serializable mean?
...rder to explain the idea:
Let's say you have a class person like the following:
public class Person implements java.io.Serializable {
/**
*
*/
private static final long serialVersionUID = 1L;
public String firstName;
public String lastName;
public int age;
public...
Is there a way to provide named parameters in a function call in JavaScript?
...at there is no native way to collect declared vars or functions without knowing they live on a particular namespace. Just because the answer is short, it does not negate its suitability as an answer - wouldn't you agree? There are far shorter answers out there, along the lines of "no, no t possible"...
Why .NET String is immutable? [duplicate]
...nute's extra start-up to save a massive amount of memory was a performance win in the case in question). With mutable objects that can't be done.
No side-effects can come from passing an immutable type as a method to a parameter unless it is out or ref (since that changes the reference, not the obje...
logger configuration to log to file and print to stdout
... stdout. How do I do this? In order to log my strings to a file I use following code:
8 Answers
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