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Transparent ARGB hex value
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Transparency is controlled by the alpha channel (AA in #AARRGGBB). Maximal value (255 dec, FF hex) means fully opaque. Minimum value (0 dec, 00 hex) means fully transparent. Values in between are semi-transparent, i.e. the color is mixed with the backg...
Django Cookies, how can I set them?
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Good point! One note, you can reduce the HTTP weight by hosting static content on a separate domain (not subdomain), so that the cookies are not sent on those requests. stackoverflow.com/questions/72394/…
– John Paulett
Oct 28 '09 at 2:3...
Using Custom Domains With IIS Express
...his every time I recomend this:
How to Run Visual Studio as Administrator by default
I hope this helps somebody, I had issues when trying to upgrade to visual studio 2015 and realized that none of my configurations were being carried over.
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Canvas is stretched when using CSS but normal with “width” / “height” properties
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For example, consider this (jsfiddle):
var ctx = document.getElementById('canvas1').getContext('2d');
ctx.fillStyle = "red";
ctx.fillRect(10, 10, 30, 30);
var ctx2 = document.getElementById('canvas2').getContext('2d');
ctx2.fillStyle = "red";
ctx2.fillRect(10, 10, 30, 30);
canvas {
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How to uninstall Python 2.7 on a Mac OS X 10.6.4?
...my Mac OS X 10.6.4. I managed to remove the entry from the PATH variable by reverting my .bash_profile . But I also want to remove all directories, files, symlinks, and entries that got installed by the Python 2.7 install package. I've got the install package from http://www.python.org/ . What d...
What are the differences between vector and list data types in R?
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As someone who's just gotten into R, but comes from a C/Java/Ruby/PHP/Python background, here's how I think of it.
A list is really an array + a hashmap. It's a PHP associative array.
> foo = list(bar='baz')
> foo[1]
'baz'
> foo$bar
'baz'
> foo[['bar']]
'baz'
A vector is ...
How to Animate Addition or Removal of Android ListView Rows
...e not creating an unneeded Handler. Second, it makes the code less complex by already using a built-in callback for when the animation finishes. Third, you don't know how the implementation of Handler and Animation will work on each platform; it may be possible that your delayed runnable happens bef...
demystify Flask app.secret_key
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Anything that requires encryption (for safe-keeping against tampering by attackers) requires the secret key to be set. For just Flask itself, that 'anything' is the Session object, but other extensions can make use of the same secret.
secret_key is merely the value set for the SECRET_KEY confi...
Why (0-6) is -6 = False? [duplicate]
...CPython and you shouldn't rely on this. For instance, PyPy implemented the id of integer to return itself, so (0-6) is -6 is always true even if they are "different objects" internally; it also allows you to configure whether to enable this integer caching, and even set the lower and upper bounds. B...
AngularJS: how to implement a simple file upload with multipart form?
...in the github issue tracker about why it is better to upload the files one by one. The Flash API doesn't support sending files together and AFAIK Amazon S3 does not support it either.
– danial
Dec 12 '13 at 22:47
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