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while (1) vs. while(True) — Why is there a difference (in python 2 bytecode)?
... 0 (True)
6 BINARY_ADD
9 RETURN_VALUE
Now compare:
>>> dis.dis('1 + 1')
1 0 LOAD_CONST 1 (2)
3 RETURN_VALUE
It's emitting a LOAD_GLOBAL (True) for each True, and there's nothing the optimizer can do with a globa...
PHPUnit: assert two arrays are equal, but order of elements not important
...unit with a new assertion method. But here's an idea for a simpler way for now. Untested code, please verify:
Somewhere in your app:
/**
* Determine if two associative arrays are similar
*
* Both arrays must have the same indexes with identical values
* without respect to key ordering
*
*...
“git rm --cached x” vs “git reset head -- x”?
... commit it, you add it to the tree as well.
It will probably help you to know the three more common flags in git reset:
git reset [--<mode>] [<commit>]
This form resets the current branch head to <commit> and possibly
updates the index (resetting it to the tree of <...
Can I use jQuery with Node.js?
...swer to no longer work. I found this answer that explains how to use jsdom now. I've copied the relevant code below.
var jsdom = require("jsdom");
const { JSDOM } = jsdom;
const { window } = new JSDOM();
const { document } = (new JSDOM('')).window;
global.document = document;
var $ = jQuery = requ...
How do I remove the passphrase for the SSH key without having to create a new key?
...t a passphrase when creating a new SSH key on my laptop. But, as I realise now, this is quite painful when you are trying to commit ( Git and SVN ) to a remote location over SSH many times in an hour.
...
Declaring and initializing variables within Java switches
...on is.)
If you comment out the value = 2; assignment, the compiler still knows which variable you're referring to, but you won't have gone through any execution path which assigns it a value, which is why you get an error as you would when you try to read any other not-definitely-assigned local var...
How to use hex color values
...
countelements is now just count :)
– Hlung
Apr 6 '15 at 16:24
...
pip installing in global site-packages instead of virtualenv
...anged it, activated the virtualenv and installed the Markdown package. Pip now installs in the virtualenv site-packages folder instead of the global one.
– ƘɌỈSƬƠƑ
Jan 6 '14 at 22:45
...
Java 7 language features with Android
...ng if anyone has tried using new Java 7 language features with Android?
I know that Android reads the bytecode that Java spits out and turns it to dex. So I guess my question is can it understand the bytecode of Java 7?
...
ImportError: No module named pip
...
I am having python2 and 3 on the same machine but for now I wanted to use Python3. Hence I had to modify the comment above to sudo python3 -m pip install matplotlib (I had to do this via sudo, otherwise some folder permission didnt work). (edited the answer correspondingly)
...