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Merge and interleave two arrays in Ruby
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answered Sep 5 '11 at 21:15
DigitalRossDigitalRoss
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Check if object is file-like in Python
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edited Aug 10 '10 at 20:34
answered Nov 2 '09 at 13:29
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How to efficiently build a tree from a flat structure?
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123
Store IDs of the objects in a hash table mapping to the specific object. Enumerate through all ...
Landscape printing from HTML
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@media print{@page {size: landscape}}
The @page is part of CSS 2.1 specification however this size is not as highlighted by the answer to the question Is @Page { size:landscape} obsolete?:
CSS 2.1 no longer specifies the size attribute. The current working
draft for CSS3 Paged Medi...
How do I add more members to my ENUM-type column in MySQL?
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ALTER TABLE
`table_name`
MODIFY COLUMN
`column_name2` enum(
'existing_value1',
'existing_value2',
'new_value1',
'new_value2'
)
NOT NULL AFTER `column_name1`;
share...
Cannot deserialize the JSON array (e.g. [1,2,3]) into type ' ' because type requires JSON object (e.
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edited Jun 1 '15 at 11:52
answered Mar 21 '14 at 11:40
ha...
Difference between len() and .__len__()?
Is there any difference between calling len([1,2,3]) or [1,2,3].__len__() ?
4 Answers
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Automatically remove Subversion unversioned files
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32 Answers
32
Active
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How to convert float to varchar in SQL Server
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251
Try using the STR() function.
SELECT STR(float_field, 25, 5)
STR() Function
Another note...
Include all existing fields and add new fields to document
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In 4.2+, you can use the $set aggregation pipeline operator which is nothing other than an alias to $addFieldsadded in 3.4
The $addFields stage is equivalent to a $project stage that explicitly specifies all existing fields i...