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How to load images dynamically (or lazily) when users scrolls them into view
...ing with the images that have already loaded)
Adding To Existing Code
To convert your html, in an editor just search and replace src=" with src="" data-src="
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Repeat string to certain length
...epeat_to_length(string_to_expand, length):
return (string_to_expand * (int(length/len(string_to_expand))+1))[:length]
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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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How to increment datetime by custom months in python without using library [duplicate]
...ativedelta
date_after_month = datetime.today()+ relativedelta(months=1)
print 'Today: ',datetime.today().strftime('%d/%m/%Y')
print 'After Month:', date_after_month.strftime('%d/%m/%Y')
Output:
Today: 01/03/2013
After Month: 01/04/2013
A word of warning: relativedelta(months=1) and re...
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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