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What are enums and why are they useful?
Today I was browsing through some questions on this site and I found a mention of an enum being used in singleton pattern about purported thread safety benefits to such solution.
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Why should weights of Neural Networks be initialized to random numbers? [closed]
... AI literature there is a consensus that weights should be initialized to random numbers in order for the network to converge faster.
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How can I unstage my files again after making a local commit?
I have executed the following command
7 Answers
7
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How to delete/create databases in Neo4j?
...raph database Neo4j like in MySQL? Or, at least, how to delete all nodes and relationships of an existing graph to get a clean setup for tests, e.g., using shell commands similar to rmrel or rm ?
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MySQL Query - Records between Today and Last 30 Days
...')
FROM mytable
WHERE create_date BETWEEN CURDATE() - INTERVAL 30 DAY AND CURDATE()
Also note that CURDATE() returns only the DATE portion of the date, so if you store create_date as a DATETIME with the time portion filled, this query will not select the today's records.
In this case, you'll...
How to split csv whose columns may contain ,
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Use the Microsoft.VisualBasic.FileIO.TextFieldParser class. This will handle parsing a delimited file, TextReader or Stream where some fields are enclosed in quotes and some are not.
For example:
using Microsoft.VisualBasic.FileIO;
string csv = "2,1016,7/31/2008 14:22,Geoff Dalgas,6/5/2011 2...
What are the differences between vector and list data types in R?
What are the main differences between vector and list data types in R? What are the advantages or disadvantages of using (or not) these two data types?
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What's so bad about Template Haskell?
... Tough luck, you'll only see that when actually using your code generator, and only under the circumstances that trigger the generation of that particular code. It is very difficult to unit test, too.
TH is also outright dangerous:
Code that runs at compile-time can do arbitrary IO, including la...
bash: shortest way to get n-th column of output
...repeatedly encounter the following form of columnized output from some command in bash (in my case from executing svn st in my Rails working directory):
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Does Swift support reflection?
... Swift support reflection? e.g. is there something like valueForKeyPath: and setValue:forKeyPath: for Swift objects?
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