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Sending a message to nil in Objective-C
...e 4.2) or later
Messages to nil with return type | return
Integers up to 64 bits | 0
Floating-point up to long double | 0.0
Pointers | nil
Structs | {0}
Any _Complex type | {0, 0}
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In Python, how do I indicate I'm overriding a method?
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Based on this and fwc:s answer I created a pip installable package https://github.com/mkorpela/overrides
From time to time I end up here looking at this question.
Mainly this happens after (again) seeing the same bug in our ...
How do I initialize the base (super) class?
...asses are derived from object and are what you are using, and invoke their base class through super(), e.g.
class X(object):
def __init__(self, x):
pass
def doit(self, bar):
pass
class Y(X):
def __init__(self):
super(Y, self).__init__(123)
def doit(self, foo):
return supe...
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 ...
How to reformat JSON in Notepad++?
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A 64-bit version can be downloaded directly from here: notepad-plus-plus.org/community/topic/13064/…
– brentlightsey
Aug 14 '17 at 21:20
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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...
How to set up fixed width for ?
...lt;/td>
</tr>
</tbody>
</table>
Demo here
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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...
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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Inheritance and Overriding __init__ in python
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Yes, in case of multiple inheritance and base classes taking constructor arguments, you usually find yourself calling the constructors manually.
– Torsten Marek
Apr 15 '09 at 22:53
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