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What is the main difference between Inheritance and Polymorphism?
...a different way in between parent class and its sub classes, and call them based on situation are Polymorphism,. Am I correct?
– Muhammad Raihan Muhaimin
Jun 20 '13 at 16:55
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Command-line Unix ASCII-based charting / plotting tool
Is there a good command-line UNIX charting / graphing / plotting tool out there? I'm looking for something that will plot xy points on an ASCII graph.
...
Inner text shadow with CSS
...px; left: 2px }
The title attribute needs to be the same as the content. Demo: http://dabblet.com/gist/1609945
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Is the Javascript date object always one day off?
...ar
new Date(2011, 0); // Normal behavior as months in this case are zero based.
=> // Sat Jan 01 2011 00:00:00 GMT-0700 (MST)
Get the last month and day of a year
new Date((2011 + 1), 0, 0); // The second zero roles back one day into the previous month's last day.
=> // Sat Dec 31 201...
jQuery.click() vs onClick
...ce.
I've done a test in Firefox 16.0 32-bit on Windows Server 2008 R2 / 7 64-bit
$('span'); // 6,604 operations per second
document.getElementsByTagName('span'); // 10,331,708 operations/sec
For click events, check Native Browser events vs jquery trigger or jQuery vs Native Click Event Binding.
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Can modules have properties the same way that objects can?
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Based on this, I added another answer: stackoverflow.com/a/58526852/2124834
– user2124834
Oct 23 '19 at 15:59
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Easier way to debug a Windows service
... suggested by other answers to this post.
static void Main()
{
ServiceBase[] servicesToRun;
servicesToRun = new ServiceBase[]
{
new MyService()
};
if (Environment.UserInteractive)
{
RunInteractive(servicesToRun);
}
else
{
ServiceBase.Run(...
Get time in milliseconds using C#
...lution timer is used, which is the case for all current desktop and server based x86 Windows versions I am aware of. Check the Frequency and IsHighResolution properties for more details. At the OS level, QueryPerformanceCounter and QueryPerformanceFrequency are the low-level APIs that back this func...
What does 'super' do in Python?
...ritance are minimal -- mostly, you don't have to hard-code the name of the base class into every method that uses its parent methods.
However, it's almost impossible to use multiple-inheritance without super(). This includes common idioms like mixins, interfaces, abstract classes, etc. This extends...
Import error: No module name urllib2
... urllib.splitnport urllib.toBytes
urllib.addbase urllib.localhost urllib.splitpasswd urllib.unquote
urllib.addclosehook urllib.noheaders urllib.splitport urllib.unquote_plus
ur...