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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
... the OPTIONS request and then immediately after that the POST/GET
def send_data(request):
if request.method == "OPTIONS":
response = HttpResponse()
response['Access-Control-Allow-Origin'] = '*'
response['Access-Control-Allow-Methods'] = 'POST, GET, OPTIONS'
resp...
How do I execute a program from Python? os.system fails due to spaces in path
...offers more flexibility in controlling the process (capturing input/output etc), so is preferred.
– Brian
Oct 15 '08 at 11:16
6
...
How to extract year and month from date in PostgreSQL without using to_char() function?
...to truncate off the day (or whatever else you want, e.g., week, year, day, etc..)
Example of grouping sales from orders by month:
select
SUM(amount) as sales,
date_trunc('month', created_at) as date
from orders
group by date
order by date DESC;
...
Remove DEFINER clause from MySQL Dumps
...corruption or partial content in situations where disk space is exhausted, etc."
– Chad
Jan 13 at 22:13
...
Hidden Features of Java
...en I first discovered it, never heard of it before.
ThreadLocals are typically not so widely known as a way to store per-thread state.
Since JDK 1.5 Java has had extremely well implemented and robust concurrency tools beyond just locks, they live in java.util.concurrent and a specifically interest...
Disable spell-checking on HTML textfields
...isable the spell checker on text inputs on the iPhone), use this to handle all desktop and mobile browsers.
<tag autocomplete="off" autocorrect="off" autocapitalize="off" spellcheck="false"/>
Original answer: Javascript cannot override user settings, so unless you use another mechanism othe...
Concrete Javascript Regex for Accented Characters (Diacritics)
... , how JavaScript doesn't follow the Unicode standard concerning RegExp , etc.) and haven't really found a concrete answer to the question:
...
Print only?
...or simple pages, but with more advanced customizations (menus, slideshows, etc.) it could erase some dynamic behaviors added by other scripts.
– Christophe
Nov 6 '12 at 18:31
18
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Automatically deleting related rows in Laravel (Eloquent ORM)
...ith MyISAM engine doesn't, nor any NoSQL DBs, SQLite in the default setup, etc. Additional problem is that artisan will not warn you about this when you run migrations, it will just not create foreign keys on MyISAM tables and when you later delete a record no cascade will happen. I had this problem...
Zoom in on a point (using scale and translate)
...
var canvas = document.getElementById("canvas");
var context = canvas.getContext("2d");
var width = 600;
var height = 200;
var scale = 1;
var originx = 0;
var originy = 0;
var visibleWidth = width;
var visibleHeight = height;
function draw(){
// Clear screen to white.
con...