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Cannot refer to a non-final variable inside an inner class defined in a different method
...pture the value in the delegate, change the value in the outer method, and now the delegate sees the new value see, stackoverflow.com/questions/271440/c-captured-variable-in-loop for the C# example of this behaviour that Java aims to avoid.
– Chris Chilvers
Aug...
How do I parse an ISO 8601-formatted date?
... only) in ambiguous cases. So ONLY use it if you need to parse input of unknown format and are okay to tolerate occasional misreads.
– ivan_pozdeev
Apr 23 '15 at 23:34
2
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How to use sed to remove the last n lines of a file
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I don't know about sed, but it can be done with head:
head -n -2 myfile.txt
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Override devise registrations controller
...model, or any of the nested models?
If so, I believe the ActiveRecord::UnknownAttributeError is triggered in this instance.
Otherwise, I think you can just create your own controller, by generating something like this:
# app/controllers/registrations_controller.rb
class RegistrationsController &l...
Ways to circumvent the same-origin policy
...is to use custom HTTP headers to allow both the browser and the server to know enough about each other to determine if the request or response should succeed or fail.
For a simple request, one that uses either GET or POST with no custom headers and whose body is text/plain, the request is sent with...
how to remove the dotted line around the clicked a element in html
...r me,i have created so many links previously i never get this problem till now. but now i am in confused so what is the the reason previous to present ?
– Durga Rao
Nov 16 '13 at 11:51
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How can HTML5 “replace” Flash? [closed]
.... Great way to bring us back to 1998. No thanks, I'll stick with Flash for now.
As much as open standards are a worthy goal, I don't see this panning out the way they are saying...
My two cents.
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How can I programmatically determine if my app is running in the iphone simulator?
As the question states, I would mainly like to know whether or not my code is running in the simulator, but would also be interested in knowing the specific iphone version that is running or being simulated.
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What is the JavaScript version of sleep()?
...ion was asked, JavaScript has evolved significantly. All other answers are now obsolete or overly complicated. Here is the current best practice:
function sleep(ms) {
return new Promise(resolve => setTimeout(resolve, ms));
}
async function demo() {
console.log('Taking a break...');...
MySQL - Using COUNT(*) in the WHERE clause
...ause that They Don't Bother To Teach Properly on sql courses or books and knowing about it generally the sign that the coder has progressed beyond novice level.
– Cruachan
Nov 19 '08 at 12:59
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