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How to store a dataframe using Pandas
...s to use HDF5 (pytables) which offers very fast access times for large datasets:
store = HDFStore('store.h5')
store['df'] = df # save it
store['df'] # load it
More advanced strategies are discussed in the cookbook.
Since 0.13 there's also msgpack which may be be better for interoperability,...
Skip a submodule during a Maven build
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How to filter object array based on attributes?
...re you sure this code works? This is returning an empty array, even when I set the price to be really high and the sqft/beds/baths to be really low. Are you sure this code works?
– JGreig
Apr 27 '10 at 17:13
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Breaking/exit nested for in vb.net
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If I want to exit a for-to loop, I just set the index beyond the limit:
For i = 1 To max
some code
if this(i) = 25 Then i = max + 1
some more code...
Next`
Poppa.
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glob exclude pattern
... Note that glob patterns can't directly fullfill the requirement set out by the OP: to exclude only files that start with eph but can start with anything else. [!e][!p][!h] will filter out files that start with eee for example.
– Martijn Pieters♦
Ja...
Is putting a div inside an anchor ever correct?
...rk in modern browsers. That being said, use a span inside your anchor, and set display: block on it as well, that will definitely work everywhere, and it will validate!
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Define css class in django Forms
... to be aware of the default form field being used, and you can dynamically set different classes based on runtime conditions. Cleaner than meta coding hacks...
– Daniel Naab
Dec 30 '08 at 22:37
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Authoritative position of duplicate HTTP GET query keys
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How to add a browser tab icon (favicon) for a website?
...There are a number of different icons and even splash screens that you can set for various devices. This answer goes through how to support them all.
Here are some snippets I have used with relevant links to where I gathered the information. See my blog for more information and more information abo...
How to programmatically set style attribute in a view
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Generally you can't change styles programmatically; you can set the look of a screen, or part of a layout, or individual button in your XML layout using themes or styles. Themes can, however, be applied programmatically.
There is also such a thing as a StateListDrawable which lets y...