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When annotating a class with @Component, does this mean it is a Spring Bean and Singleton?
Being fairly new to Spring I have a question about annotating a class. When annotating a class with @Component does this mean this class will be a Spring Bean and by default a singleton?
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
...ters object, returning only the permitted keys and values. When creating a new ActiveRecord model, only the permitted attributes are passed into the model.
It looks a lot like the whitelisting that was formerly included in ActiveRecord models, but it makes more sense for it to be in the controller...
Changing names of parameterized tests
...blic static Iterable<Object[]> data() {
return Arrays.asList(new Object[][] { { 0, 0 }, { 1, 1 }, { 2, 1 },
{ 3, 2 }, { 4, 3 }, { 5, 5 }, { 6, 8 } });
}
private final int fInput;
private final int fExpected;
public FibonacciTest(int input, int expected...
What is .sln.docstates file created by Visual Studio Productivity Power Tools?
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Here is what Microsoft have to say about it:
The .docstates file new in this
release of the Pro Power Tools. It is
used by the Document Tab Well
extension to persist and hydrate the
state of the floating tab wells. This
information was being stored in the
hidden .suo file but w...
git - merge conflict when local is deleted but file exists in remote
I am very new to git and wondered how I should go about a merge where in the local repo I have deleted several files on the master branch but these files exist within the remote master branch.
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Is there a builtin identity function in python?
...is none, a feature was asked in issue 1673203 And from Raymond Hettinger said there won't be:
Better to let people write their own trivial pass-throughs
and think about the signature and time costs.
So a better way to do it is actually (a lambda avoids naming the function):
_ = lambda *args...
How to write one new line in Bitbucket markdown?
Is it possible to write a new line (NOT a paragraph) in the Bitbucket markdown?
5 Answers
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git error: failed to push some refs to remote
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If the GitHub repo has seen new commits pushed to it, while you were working locally, I would advise using:
git pull --rebase
git push
The full syntax is:
git pull --rebase origin master
git push origin master
With Git 2.6+ (Sept. 2015), after hav...
What is causing this ActiveRecord::ReadOnlyRecord error?
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Monkey-patching is fragile - very easily broken by new rails versions. Definitely inadvisable given there are other solutions.
– Kelvin
Jun 22 '15 at 22:35
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Find a value anywhere in a database
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here's a new one: Explicit conversion from data type image to varchar(max) is not allowed. I am going to try and fix this on my own, but if someone beats me to it let me know, thanks!
– Taylor Brown
...