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Moving decimal places over in a double
...ass, we were asked in general what numbers can be exactly represented in a base.
For base=p1^n1*p2^n2... you can represent any N where N=n*p1^m1*p2^m2.
Let base=14=2^1*7^1... you can represent 1/7 1/14 1/28 1/49 but not 1/3
I know about financial software -- I converted Ticketmaster's financial r...
How to document Ruby code?
... is easy to read the code comments, and it allows you to easily create web-based documentation for your project.
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Error CS1705: “which has a higher version than referenced assembly”
...9
nitzel
64366 silver badges1010 bronze badges
answered Feb 9 '12 at 22:59
Jakub KoneckiJakub Konecki
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correct way to use super (argument passing)
...pairs off of **kwargs or remove them from *args. Instead, you can define a Base class which unlike object, absorbs/ignores arguments:
class Base(object):
def __init__(self, *args, **kwargs): pass
class A(Base):
def __init__(self, *args, **kwargs):
print "A"
super(A, self)._...
How to vertically align text inside a flexbox?
...l>
<li>This is the text</li>
</ul>
codepen demo
Technically, here's how align-items and align-self work...
The align-items property (on the container) sets the default value of align-self (on the items). Therefore, align-items: center means all flex items will be ...
Stop and Start a service via batch or cmd file?
...and for many errors will simply return Errorlevel 2.
Look here: http://ss64.com/nt/net_service.html
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What does DIM stand for in Visual Basic and BASIC?
...g DIM meaning Declare In Memory. Reading the Darthmouth Basic guide from '64 has LET and READ statements assign variables and their values and later in '68 DIM is included and in fact is used for arrays. bitsavers.org/pdf/dartmouth/BASIC_4th_Edition_Jan68.pdf
– RandyMorris
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Calculating text width
...it's faster for frequent uses because it reuses an existing DOM element.
Demo: http://jsfiddle.net/philfreo/MqM76/
// Calculate width of text from DOM element or string. By Phil Freo <http://philfreo.com>
$.fn.textWidth = function(text, font) {
if (!$.fn.textWidth.fakeEl) $.fn.textWidth...
What are the differences between virtual memory and physical memory?
...icted! (Various factors govern which frame is to be evicted. It may be LRU based, where the frame which was least recently accessed for a process is to be evicted. It may be first-come-first-evicted basis, where the frame which allocated longest time ago, is evicted, etc.) So some frame is evicted. ...
Calculate the date yesterday in JavaScript
...((new Date()).valueOf() - 1000*60*60*24);
this creates a new date object based on the value of "now" as an integer which represents the unix epoch in milliseconds subtracting one day.
Two days ago:
var twoDaysAgo = new Date((new Date()).valueOf() - 1000*60*60*24*2);
An hour ago:
var oneHourAg...