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How to add Action Bar from support library into PreferenceActivity?
...ut in the first inflate call to: (ViewGroup) getWindow().getDecorView().getRootView()
– ahmedre
Nov 5 '14 at 7:47
...
Floating elements within a div, floats outside of div. Why?
...is called out of flow if it is floated, absolutely
positioned, or is the root element.
Therefore, they don't impact surrounding elements as an in-flow element would.
This is explained in 9.5 Floats:
Since a float is not in the flow, non-positioned block boxes created
before and after the ...
In Django, how does one filter a QuerySet with dynamic field lookups?
...ed on a poor design is more expensive and complex than necessary. Solving root-cause problems is better than solving other problems that stem from bad design decisions. I'm sorry you don't like root-cause analysis. But when something's really hard, it usually means you're trying the wrong thing t...
Facebook database design?
... has 100 friends, that means the table would contain 100'000'000'000 rows. MySQL partitioning?
– veidelis
Jun 4 '14 at 7:30
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Python recursive folder read
...
Make sure you understand the three return values of os.walk:
for root, subdirs, files in os.walk(rootdir):
has the following meaning:
root: Current path which is "walked through"
subdirs: Files in root of type directory
files: Files in root (not in subdirs) of type other than directory...
What is the aspnet_client folder for under the IIS structure?
...ms that the 'prototype' for the contents of the folder is in C:\inetpub\wwwroot\, and it seems reasonable to suppose that if any given IIS website lacks a /aspnet_client resource, then IIS will try to do the right thing and ... as a last resort ... make a physical folder in the web site root folder,...
IN vs OR in the SQL WHERE Clause
...')
WHERE foo = 'a' OR foo = 'b' OR foo = 'c'
According to the manual for MySQL if the values are constant IN sorts the list and then uses a binary search. I would imagine that OR evaluates them one by one in no particular order. So IN is faster in some circumstances.
The best way to know is to p...
Read/write to Windows registry using Java
...tatic final int KEY_READ = 0x20019;
private static final Preferences userRoot = Preferences.userRoot();
private static final Preferences systemRoot = Preferences.systemRoot();
private static final Class<? extends Preferences> userClass = userRoot.getClass();
private static final Method...
How do I use CSS in Django?
...media' that was at the top level of my django project.
I also had:
MEDIA_ROOT = ''
MEDIA_URL = ''
STATIC_ROOT = ''
STATIC_URL = '/media/'
(make sure you have the leading / above in STATIC_URL)
Of course, as said above, you need to have the CSS file properly included from your html files. I had:...
Merge two Git repositories without breaking file history
...-histories branchfromsecondrepo
Your repository will have more than one root commit, but that shouldn't pose a problem.
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