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Zero-pad digits in string
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@KonradRudolph If i have pass as digit value as integer that time given error, If pass as string that time not problem
– Hiren Bhut
Feb 1 '18 at 11:45
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instantiate a class from a variable in PHP?
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If you work with namespace, put the current namespace into the string: $var = __NAMESPACE__ . '\\' . $var . 'Class';
– bastey
Sep 2 '13 at 13:28
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Amazon S3 Change file download name
...quest
{
BucketName = BucketName,
Key = Key,
Expires = DateTime.Now.AddMinutes(25)
};
request.ResponseHeaderOverrides.ContentDisposition = $"attachment; filename={FileName}";
var url = s3Client.GetPreSignedURL(request);
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Converting any string into camel case
...return str.replace(/(?:^\w|[A-Z]|\b\w|\s+)/g, function(match, index) {
if (+match === 0) return ""; // or if (/\s+/.test(match)) for white spaces
return index === 0 ? match.toLowerCase() : match.toUpperCase();
});
}
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Rails check if yield :area is defined in content_for
...nt_for_whatever is deprecated.
Use content_for? instead, like this:
<% if content_for?(:whatever) %>
<div><%= yield(:whatever) %></div>
<% end %>
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How do I format a string using a dictionary in python-3.x?
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Since the question is specific to Python 3, here's using the new f-string syntax, available since Python 3.6:
>>> geopoint = {'latitude':41.123,'longitude':71.091}
>>> print(f'{geopoint["latitude"]} {geopoint["longitude"]}')
41.123 ...
How do you enable “Enable .NET Framework source stepping”?
...ogram Manager, Base Class Libraries, .NET Framework) that the issue should now be resolved. The Connect entry is marked as Resolved (Fixed) :
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Iterating over Java collections in Scala
...here is a wrapper class (scala.collection.jcl.MutableIterator.Wrapper). So if you define
implicit def javaIteratorToScalaIterator[A](it : java.util.Iterator[A]) = new Wrapper(it)
then it will act as a sub class of the Scala iterator so you can do foreach.
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Convert from List into IEnumerable format
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If you are not suppose to add something to the Collection then you should use/return IEnumerable.
– AZ_
Jun 25 '19 at 8:38
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setTimeout / clearTimeout problems
...ion call.
You need to persist it, you can put it outside the function, or if you don't want to expose the variable as global, you can store it in a closure, e.g.:
var endAndStartTimer = (function () {
var timer; // variable persisted here
return function () {
window.clearTimeout(timer);
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