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Understanding Python super() with __init__() methods [duplicate]
...can be nice. But the main advantage comes with multiple inheritance, where all sorts of fun stuff can happen. See the standard docs on super if you haven't already.
Note that the syntax changed in Python 3.0: you can just say super().__init__() instead of super(ChildB, self).__init__() which IMO is...
How to stop /#/ in browser with react-router?
...lly use .htaccess to accomplish this. The browser normally needs the query string delimiter ? or # to determine where the query string begins and the directory paths end.
The end result we want is www.mysite.com/dir
So we need to catch the issue before the web server searches for the directory it th...
How to echo with different colors in the Windows command line
...llations) . It uses jscript.net compiler to create an exe capable to print strings with different background/foreground color only for the current line.
@if (@X)==(@Y) @end /* JScript comment
@echo off
setlocal
for /f "tokens=* delims=" %%v in ('dir /b /s /a:-d /o:-n "%SystemRoot%\Microsoft.NET\Fr...
How to find and return a duplicate value in array
arr is array of strings:
20 Answers
20
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Why does Twitter Bootstrap Use Pixels for Font Size?
...ling or anything.
Nesting ems historically has been a pain and can require extra math for figure computed/intended pixel values.
Mixing units of measurements is ugly and my inner OCD hates it.
Using units on line-height is generally discouraged, but provides immediate
knowledge of what the computed ...
How to destroy an object?
...hich case you can't use unlink() because unlink() will require a path name string but in this case $MyConnection is an Object.
So you have another choice of setting its value to null:
$MyConnection = null;
now things go right, as you have expected. You don't have any content inside the variable $...
fs: how do I locate a parent folder?
...
why? just generally why? can someone please explain?
– eyurdakul
May 16 '17 at 15:12
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error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup
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This worked only after I selected "all configurations" for both platform and type. Selecting "build" on the "Solution" attempted to build all and the first one tried was NOT the one had specified for console subsystem.
– Joseph Stateson
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Getting Django admin url for an object
...e was an easy way to get the admin url of an object, and I had written a small filter that I'd use like this: <a href="{{ object|admin_url }}" .... > ... </a>
...
Difference between abstract class and interface in Python
... @L.DeLeo - are you sure your notion of has-a vs. is-a is correct? I generally view the distinction as has-a = member variable vs. is-a = inheritance (parent class or interface). Think Comparable or List in Java; those are is-a relationships, regardless of whether they're interfaces or abstract cl...