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iOS 7 status bar back to iOS 6 default style in iPhone app?
...tionController will alter the height of its UINavigationBar to either 44 points or 64 points, depending on a rather strange and undocumented set of constraints. If the UINavigationController detects that the top of its view’s frame is visually contiguous with its UIWindow’s top, then it draws it...
Overriding the java equals() method - not working?
I ran into an interesting (and very frustrating) issue with the equals() method today which caused what I thought to be a well tested class to crash and cause a bug that took me a very long time to track down.
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Reading header data in Ruby on Rails
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Rails now attaches HTTP_ to the header as well as converting it to all caps so it would now be:
request.headers["HTTP_CONTENT_TYPE"]
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What is the difference between the Facade and Adapter Pattern?
...been reading both definitions and they seem quite the same. Could anyone point out what are their differences?
16 Answers
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What's the u prefix in a Python string?
...ignore'). But you should really read some of the answers and discussion on Converting a Unicode string and this excellent, excellent, primer on character encoding.
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ASP.NET MVC 3 Razor - Adding class to EditorFor
...mlHelper class that has the following benefits:
The method automatically converts the DateTime into the ShortDateString needed by the jQuery calendar (jQuery will fail if the time is present).
By default, the helper will apply the required htmlAttributes to display a jQuery calendar, but they can ...
How to code a BAT file to always run as admin mode?
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convert your batch file into .exe with this tool: http://www.battoexeconverter.com/ then you can run it as administrator
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Pandas - How to flatten a hierarchical index in columns
...eed.
From panda's own documentation:
MultiIndex.to_flat_index()
Convert a MultiIndex to an Index of Tuples containing the level values.
A simple example from its documentation:
import pandas as pd
print(pd.__version__) # '0.23.4'
index = pd.MultiIndex.from_product(
[['foo', 'ba...
How can I turn a List of Lists into a List in Java 8?
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You can use flatMap to flatten the internal lists (after converting them to Streams) into a single Stream, and then collect the result into a list:
List<List<Object>> list = ...
List<Object> flat =
list.stream()
.flatMap(List::stream)
.collec...
Android: Share plain text using intent (to all messaging apps)
... * File imageFile = ...;
* Uri uriToImage = ...; // Convert the File to URI
* Intent shareImage = ShareCompat.IntentBuilder.from(activity)
* .setType("image/png")
* .setStream(uriToImage)
* .getIntent();
*/
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