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Rails migration for change column
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91
I'm not aware if you can create a migration from the command line to do all this, but you can c...
Serializing PHP object to JSON
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91
In the simplest cases type hinting should work:
$json = json_encode( (array)$object );
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Very large matrices using Python and NumPy
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91
PyTables and NumPy are the way to go.
PyTables will store the data on disk in HDF format, with...
Modifying a subset of rows in a pandas dataframe
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91
Here is from pandas docs on advanced indexing:
The section will explain exactly what you need...
How to construct a relative path in Java from two absolute paths (or URLs)?
...../../relativepath", it won't work. I found a solution: mrpmorris.blogspot.com/2007/05/…
– Aurelien Ribon
Mar 11 '11 at 21:54
4
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Where is shared_ptr?
...rying to find where shared_ptr is located. None of the examples I see show complete code to include the headers for shared_ptr (and working). Simply stating std , tr1 and <memory> is not helping at all! I have downloaded boosts and all but still it doesn't show up! Can someone help me ...
Edit line thickness of CSS 'underline' attribute
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91
...or multiple lines of text
– cfx
Mar 11 '14 at 23:05
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Export specific rows from a PostgreSQL table as INSERT SQL script
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Create a table with the set you want to export and then use the command line utility pg_dump to export to a file:
create table export_table as
select id, name, city
from nyummy.cimory
where city = 'tokyo'
$ pg_dump --table=export_table --data-only --column-inserts my_database > dat...
Selenium wait until document is ready
...n anyone let me how can I make selenium wait until the time the page loads completely? I want something generic, I know I can configure WebDriverWait and call something like 'find' to make it wait but I don't go that far. I just need to test that the page loads successfully and move on to next page ...
Using jQuery To Get Size of Viewport
...his if the page is resized? I need to make an IFRAME size into this space (coming in a little on each margin).
7 Answers
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