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PostgreSQL delete with inner join
...G m_product C
WHERE B.m_product_id = C.m_product_id AND
C.upc = '7094' AND
B.m_pricelist_version_id='1000020';
or
DELETE
FROM m_productprice
WHERE m_pricelist_version_id='1000020' AND
m_product_id IN (SELECT m_product_id
FROM m_product...
Multiple levels of 'collection.defaultdict' in Python
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347
Use:
from collections import defaultdict
d = defaultdict(lambda: defaultdict(int))
This will...
ASP.NET Identity's default Password Hasher - How does it work and is it secure?
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4 Answers
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Active
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Get a list of distinct values in List
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342
Notes.Select(x => x.Author).Distinct();
This will return a sequence (IEnumerable<string...
Deprecated warning for Rails 4 has_many with order
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In Rails 4, :order has been deprecated and needs to be replaced with lambda scope block as shown in the warning you've posted in the question. Another point to note is that this scope block needs to be passed before any other associa...
Why does the JVM still not support tail-call optimization?
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4 Answers
4
Active
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Html code as IFRAME source rather than a URL
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4 Answers
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Active
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What is the meaning of “__attribute__((packed, aligned(4))) ”
... or writes to a memory address, it will do this in word sized chunks (e.g. 4 byte chunks on a 32-bit system). Data alignment means putting the data at a memory offset equal to some multiple of the word size, which increases the system's performance due to the way the CPU handles memory.
To align th...
Read XML file into XmlDocument
...vTimur Sadykov
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How to base64 encode image in linux bash / shell
I'm trying to base64 encode an image in a shell script and put it into variable:
6 Answers
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