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What exactly is node.js used for? [closed]
... Google's V8 JavaScript Engine.
Node.js - or just Node as it's commonly called - is used for developing applications that make heavy use of the ability to run JavaScript both on the client, as well as on server side and therefore benefit from the re-usability of code and the lack of context switc...
How to set text size of textview dynamically for different screens [duplicate]
I am creating a textview and adding to the layout dynamically. I am using textView.setTextSize(18) method to set the text size.I tested it on samsung tablet and found that the font size is too small for this screen then I changed the textsize to 25 but it is too big for an emulator(480*800). My pr...
SSH configuration: override the default username [closed]
...
Create a file called config inside ~/.ssh. Inside the file you can add:
Host *
User buck
Or add
Host example
HostName example.net
User buck
The second example will set a username and is hostname specific, while the first ...
Python: How do I make a subclass from a superclass?
...Python 2/Python 3 documentation for it) may be a slightly better method of calling the parent for initialization:
# Better initialize using Parent (less redundant).
#
class MySubClassBetter(MySuperClass):
def __init__(self):
super(MySubClassBetter, self).__init__()
Or, same exact thin...
How to convert array values to lowercase in PHP?
...&$value)
{
$value = strtolower($value);
});
From PHP docs:
If callback needs to be working with the actual values of the array, specify the first parameter of callback as a reference. Then, any changes made to those elements will be made in the original array itself.
Or directly via ...
How to pip or easy_install tkinter on Windows
...
for import _tkinter I get: Traceback (most recent call last): File "<interactive input>", line 1, in <module> ImportError: DLL load failed: %1 is not a valid Win32 application.
– Dirk Calloway
Nov 18 '13 at 9:52
...
Interop type cannot be embedded
... As in Michael Gustus' answer below, the interface for BlahClass was just called Blah, which seems to be the standard convention.
– Tim Goodman
Apr 19 '12 at 16:50
1
...
Way to get number of digits in an int?
...OK, there is nothing "un-neat" about it. You have to realize that mathematically, numbers don't have a length, nor do they have digits. Length and digits are both properties of a physical representation of a number in a specific base, i.e. a String.
A logarithm-based solution does (some of) the sam...
What are enums and why are they useful?
... of foobangs of type
*/
public int countFoobangs(FB_TYPE type)
A method call like:
int sweetFoobangCount = countFoobangs(3);
then becomes:
int sweetFoobangCount = countFoobangs(FB_TYPE.SWEET);
In the second example, it's immediately clear which types are allowed, docs and implementation c...
jQuery parent of a parent
...
also try
$(this).closest('div.classname').hide();
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