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Decorators with parameters?
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The syntax for decorators with arguments is a bit different - the decorator with arguments should return a function that will take a function and return another function. So it should really return a normal decorator. A bit confusing, r...
Django MEDIA_URL and MEDIA_ROOT
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UPDATE for Django >= 1.7
Per Django 2.1 documentation: Serving files uploaded by a user during development
from django.conf import settings
from django.conf.urls.static import static
urlpatterns = patterns('',
# ... the re...
C/C++ with GCC: Statically add resource files to executable/library
...0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
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For compatibility with other code you can then use either fmemopen to get a "regular" FILE * object, or alternatively std::stringstream to make an iostream. std::stringstream is not great for this though and you can of course...
How to use php serialize() and unserialize()
...abases, text files, sockets. The standard PHP function serialize is just a format to express such a thing, it serializes a data structure into a string representation that's unique to PHP and can be reversed into a PHP object using unserialize. There are many other formats though, like JSON or XML.
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Download the Android SDK components for offline install
Is it possible to download the Android SDK components for offline install without using the SDK Manager?
The problem is I am behind a firewall which I have no control over and both sites download URLs seem to be blocked (throws a connection refused exception)
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Datepicker: How to popup datepicker when click on edittext
...and after setting the date, the date should show in edittext in dd/mm/yyyy format. PLease provide me sample code or good links.
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Changing the image source using jQuery
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You can use jQuery's attr() function. For example, if your img tag has an id attribute of 'my_image', you would do this:
<img id="my_image" src="first.jpg"/>
Then you can change the src of your image with jQuery like this:
$("#my_image").attr("src","sec...
Quickly find whether a value is present in a C array?
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In situations where performance is of utmost importance, the C compiler will most likely not produce the fastest code compared to what you can do with hand tuned assembly language. I tend to take the path of least resistance - for small routines li...
How do I uniquely identify computers visiting my web site?
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These people have developed a fingerprinting method for recognising a user with a high level of accuracy:
https://panopticlick.eff.org/static/browser-uniqueness.pdf
We investigate the degree to which modern web browsers
are subject to “device fingerprintin...
python assert with and without parenthesis
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The reason is doesn't happen for assert (1==2) is parentheses around a single expression won't create a tuple automatically; you'd get the same behavior as #4 if you did assert (1==2,). The same thing would happen if you did print ('foo', 'bar') instead ...