shahwan42

Technologies to learn to become a Back End Developer (Python/Django)

• Linux - be proficient using Ubuntu for example and the CLI and understand how the shell works, what are environment variables, subshells, processes/tasks, etc...
• Docker (and docker-compose) - what are containers and how they work (conceptually) and how to create and run ones
• Git - what does version control system mean and how to use Git
• RDB (relational databases) - what are relational databases, and understand tables, how to create them and make relations between them as needed... also understand that through SQLite and PostgreSQL (preferred) or MySQL
• Python - how to write Python very well and understand its [OOP] implementation...
• Virtualenv - And how to create virtual environments for python to isolate it from the system's installed version...
• Virtualenvwrapper to manage virtual environments easily

w3cj

macOS Keyboard Shortcuts You Should Know

These keyboard shortcuts will work in most, if not all text editing places in macOS. (Form input, text editors, web browsers etc.) These keyboard shortcuts will also work on Windows (replace CMD with CTRL).

Jump Over Words

ALT + Left/Right

Go to end of line

benbacardi

from django.utils.http import urlencode

def reverse_querystring(view, urlconf=None, args=None, kwargs=None, current_app=None, query_kwargs=None):
    '''Custom reverse to handle query strings.
    Usage:
        reverse('app.views.my_view', kwargs={'pk': 123}, query_kwargs={'search': 'Bob'})
    '''
    base_url = reverse(view, urlconf=urlconf, args=args, kwargs=kwargs, current_app=current_app)
    if query_kwargs:
        return '{}?{}'.format(base_url, urlencode(query_kwargs))

jasny

 //this script is based on coding by Reverse Fad http://www.revfad.com
function flip() {
 var result = flipString(document.f.original.value.toLowerCase());
 document.f.flipped.value = result;
}
function flipString(aString) {
 var last = aString.length - 1;
 var result = new Array(aString.length)
 for (var i = last; i >= 0; --i) {
  var c = aString.charAt(i)