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Update a column value, replacing part of a string
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UPDATE urls
SET url = REPLACE(url, 'domain1.com/images/', 'domain2.com/otherfolder/')
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fatal: Not a valid object name: 'master'
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288
When I git init a folder it doesn't create a master branch
This is true, and expected beh...
Grouping functions (tapply, by, aggregate) and the *apply family
... <- matrix(seq(1,16), 4, 4)
# apply min to rows
apply(M, 1, min)
[1] 1 2 3 4
# apply max to columns
apply(M, 2, max)
[1] 4 8 12 16
# 3 dimensional array
M <- array( seq(32), dim = c(4,4,2))
# Apply sum across each M[*, , ] - i.e Sum across 2nd and 3rd dimension
apply(M, 1, sum)
# Result ...
.gitignore file, where should I put it in my xcode project?
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124
You can have a .gitignore in every single directory of your project.
However, the best practi...
Is there any difference between DECIMAL and NUMERIC in SQL Server?
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edited Aug 23 '16 at 8:14
Marjan Venema
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Why do some C# lambda expressions compile to static methods?
...This is most likely because there are no closures, for example:
int age = 25;
Action<string> withClosure = s => Console.WriteLine("My name is {0} and I am {1} years old", s, age);
Action<string> withoutClosure = s => Console.WriteLine("My name is {0}", s);
Console.WriteLine(withCl...
JPA: How to have one-to-many relation of the same Entity type
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2 Answers
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How do I check which version of NumPy I'm using?
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392
import numpy
numpy.version.version
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What's the status of multicore programming in Haskell?
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In the 2009-2012 period, the following things have happened:
2012:
From 2012, the parallel Haskell status updates began appearing in the Parallel Haskell Digest.
2011:
Parallel and Concurrent Programming in Haskell, a tutoria...
Java: using switch statement with enum under subclass
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answered Apr 15 '12 at 11:05
darrengormandarrengorman
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