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Usage of __slots__?
...swerer didn't even author and contributes to ammunition for critics of the site.
Memory usage evidence
Create some normal objects and slotted objects:
>>> class Foo(object): pass
>>> class Bar(object): __slots__ = ()
Instantiate a million of them:
>>> foos = [Foo() for f ...
What are copy elision and return value optimization?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Why does DEBUG=False setting make my django Static Files Access fail?
... Why is *not recommended? I've been using it for years in several sites, works great. Even Heroku uses it in their Django template.
– Omar Gonzalez
May 2 at 23:27
add...
Add subdomain to localhost URL
...:port
UPD
sub.localhost:port works at chrome. Firefox automatically adds www. at the beginning of entered domain that can cause problems with subdomains testing
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...
Difference between double and single curly brace in angular JS?
...;
<!-- with some directives like `ngSrc` -->
<img ng-src="http://www.example.com/gallery/{{hash}}"/>
<!-- set the title attribute -->
<div ng-attr-title="{{celebrity.name}}">...
<!-- set a custom attribute for your custom directive -->
<div custom-directive custom...
Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
...deleted all the files in my key folder, the key from github using their website, and the key from heroku using git bash and the command heroku keys:clear
2) Followed github's instructions here to generate a new key pair and upload the public key to git
3) using git bash- heroku keys:add
to upload ...
Local file access with JavaScript
.../write with Firefox back in 2003 web.archive.org/web/20031229011919/http://www.captain.at/… (bulit for XUL but available in the browser with XpCom) and Microsoft had node.js-style javscript shell scripting in the 1990s (and FileIO available in the browser with ActiveX)
– orig...
Dynamically adding properties to an ExpandoObject
...
As explained here by Filip - http://www.filipekberg.se/2011/10/02/adding-properties-and-methods-to-an-expandoobject-dynamicly/
You can add a method too at runtime.
x.Add("Shout", new Action(() => { Console.WriteLine("Hellooo!!!"); }));
x.Shout();
...
Is there a JavaScript function that can pad a string to get to a determined length?
...
http://www.webtoolkit.info/javascript_pad.html
/**
*
* Javascript string pad
* http://www.webtoolkit.info/
*
**/
var STR_PAD_LEFT = 1;
var STR_PAD_RIGHT = 2;
var STR_PAD_BOTH = 3;
function pad(str, len, pad, dir) {
if (typ...
Changing password with Oracle SQL Developer
...int you can right click a data source and reset your password.
See http://www.thatjeffsmith.com/archive/2012/11/resetting-your-oracle-user-password-with-sql-developer/ for a complete walk-through
Also see the comment in the oracle docs: http://docs.oracle.com/cd/E35137_01/appdev.32/e35117/dialogs...