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How to remove a field completely from a MongoDB document?
... looks like this:
{
name: 'book',
tags: [
{
words: ['abc','123'],
lat: 33,
long: 22
}, {
words: ['def','456'],
lat: 44,
long: 33
}
]
}
To remove the column words from the embedded document, do this:
db.example.update(
{'tags': {'$exists':...
How do you decompile a swf file [closed]
I am the maintainer of a site that has allegedly 'lost' the source code to a flash swf file. How do I decompile this source?
...
How to manage local vs production settings in Django?
...tings (such as MEDIA_ROOT or ADMIN), while local.py and production.py have site-specific settings:
In the base file settings/base.py:
INSTALLED_APPS = (
# common apps...
)
In the local development settings file settings/local.py:
from project.settings.base import *
DEBUG = True
INSTALLED_A...
The source was not found, but some or all event logs could not be searched
...edited Feb 2 '15 at 16:07
Rizier123
55k1616 gold badges7777 silver badges119119 bronze badges
answered Feb 2 '15 at 15:47
...
MIME type warning in chrome for png images
Just ran my site in chrome and suprisingly it comes up with this warning for each of my .png images:
6 Answers
...
HttpWebRequest using Basic authentication
... BASE64({USERNAME:PASSWORD})"
String username = "abc";
String password = "123";
String encoded = System.Convert.ToBase64String(System.Text.Encoding.GetEncoding("ISO-8859-1").GetBytes(username + ":" + password));
httpWebRequest.Headers.Add("Authorization", "Basic " + encoded);
Edit
Switched the e...
What is HTML5 ARIA?
...nus like File > Open or Edit > Copy to clipboard. For a classical website it's probably better to stay at the usual <ul> (= role list by default) as you are only providing links to other webpages and no functions like "save" or "copy/paste". If you are using role="menu" you also have to ...
How to toggle a value in Python
...n using itertools
If you have more than two values, the itertools.cycle() function provides a generic fast way to toggle between successive values:
>>> import itertools
>>> toggle = itertools.cycle(['red', 'green', 'blue']).next
>>> toggle()
'red'
>>> toggle()
'...
How can I convert byte size into a human-readable format in Java?
...
Fun fact: The original snippet posted here was the most copied Java snippet of all time on Stack Overflow, and it was flawed. It was fixed, but it got messy.
Full story in this article: The most copied Stack Overflow snippet ...
How to get MVC action to return 404
...
This doesn't work, I think, if using IIS. On my test site it works fine, but on the live site the custom error page kicks in.
– Andy Brown
Aug 16 '17 at 11:04
...