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How to close Android application?
...android.view.Menu;
import android.view.MenuInflater;
/**
* Activity that includes custom behavior shared across the application. For
* example, bringing up a menu with the settings icon when the menu button is
* pressed by the user and then starting the settings activity when the user
* clicks ...
Java: difference between strong/soft/weak/phantom reference
...eue (and do not clear() the phantom reference), then your memory leak will include both the phantom reference and the referenced object.
– Theodore Murdock
Apr 5 '16 at 19:22
...
Can you “ignore” a file in Perforce?
...
You can also include directory names, not just filenames.
– ashes999
May 12 '15 at 16:33
...
Which is faster : if (bool) or if(int)?
...
Yeah, the discussion's fun. But just test it:
Test code:
#include <stdio.h>
#inclu
When to use AtomicReference in Java?
...e object's methods return new instances of that same class. Some examples include the wrapper classes of Long and Double, as well as String, just to name a few. (According to Programming Concurrency on the JVM immutable objects are a critical part of modern concurrency).
Next, why AtomicReferen...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...dentified so that text can be inserted before or after
existing characters including at the front or end of the string. In this
case, the first argument does not identify a character position but
instead identifies the space between characters as shown in the diagram
above. The second argument is t...
Purpose of Trigraph sequences in C++?
....
For a nice education on various fun with punctuation in C/C++ programs (including a trigraph bug that would defintinely have me pulling my hair out), take a look at Herb Sutter's GOTW #86 article.
Addendum:
It looks like GCC will not process (and will warn about) trigraphs by default. Some o...
Why is IoC / DI not common in Python?
...lients.
The difference is that Python has first-class types. Data types, including classes, are themselves objects. If you want something to use a particular class, simply name the class. For example:
if config_dbms_name == 'postgresql':
import psycopg
self.database_interface = psycopg
...
Permutations in JavaScript?
...emo, and it initializes memo to be the value of memo, unless it is falsey (including undefined), in which case it will be an empty array. In other words, it's a less than ideal way to provide the function parameter with a default value.
– Mr. Lavalamp
May 19 '1...
Good or bad practice? Initializing objects in getter
...read-safe. While you could argue that the class simply isn't thread-safe - including the getter of your property - you would have to document this properly as that's not the normal case. Furthermore the introduction of this issue is unnecessary as we will see shortly.
In general:
It's now time to...
