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You have already activated X, but your Gemfile requires Y
...way to do this.
Basically what's happening is that you've updated rake to 0.9.2 which now conflicts with the version specified in your Gemfile. Previously the latest version of rake you had matched the version in your Gemfile, so you didn't get any warning when simply using rake.
Yehuda Katz (one ...
What are the specific differences between .msi and setup.exe file?
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answered Dec 18 '09 at 1:56
Kevin KiblerKevin Kibler
12.1k88 gold badges3535 silver badges6161 bronze badges
...
Is it necessary to explicitly remove event handlers in C#
... Console.WriteLine("~Publisher");
Console.WriteLine("Foo==null ? {0}", Foo == null);
}
public event EventHandler Foo;
}
public class Subscriber
{
~Subscriber()
{
Console.WriteLine("~Subscriber");
}
public void FooHandler(object sender, EventArgs e) {}
}
p...
Multi-line commands in GHCi
...a.
– Daniel Wagner
Dec 9 '11 at 12:40
Thanks. I also noticed that in other let/where blocks. This is a big difference ...
How do I edit an incorrect commit message with TortoiseGit?
...|
edited Feb 2 '16 at 21:30
Levi Pearson
4,26411 gold badge1313 silver badges1515 bronze badges
answered...
How to create the branch from specific commit in different branch
...where your HEAD is.
What you are doing:
git checkout dev
git branch test 07aeec983bfc17c25f0b0a7c1d47da8e35df7af8
First, you set your HEAD to the branch dev,
Second, you start a new branch on commit 07aeec98. There is no bb.txt at this commit (according to your github repo).
If you want to st...
Matching a space in regex
...s is (note the space inside the regex):
$newtag = preg_replace ("/[^a-zA-Z0-9 ]/", "", $tag);
# ^ space here
If you also want trickery to ensure there's only one space between each word and none at the start or end, that's a little more complicated (and probably...
Package objects
...age object bar {
// package wide constants:
def BarVersionString = "1.0"
// or type aliases
type StringMap[+T] = Map[String,T]
// can be used to emulate a package wide import
// especially useful when wrapping a Java API
type DateTime = org.joda.time.DateTime
type JList[T] = java...
Logback to log different messages to two files
...
300
It's very possible to do something like this in logback. Here's an example configuration:
<...
Code First: Independent associations vs. Foreign key associations?
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107
If you want to take full advantage of ORM you will definitely use Entity reference:
public cla...