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If you want to generate a backtrace, you are looking for debug_backtrace and/or debug_print_backtrace.
The first one will, for instance, get you an array like this one (quoting the manual) :
array(2) {
[0]=>
array(4) {
["file"] => string(10) "/tmp/a.php"
["line"] => int(10)
...
How to get the last N records in mongodb?
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If I understand your question, you need to sort in ascending order.
Assuming you have some id or date field called "x" you would do ...
.sort()
db.foo.find().sort({x:1});
The 1 will sort ascending (oldest to newest) and -1 will so...
How to render a DateTime object in a Twig template
...e at all, because a __toString() method would need to know which format to convert the DateTime object to, and there are probably hundreds of possible formats out there. Of course, in PHP you can use the format() method on a DateTime object, which takes a format argument, and the date filter is simp...
What are all the different ways to create an object in Java?
...ambdas (essentially concise anonymous inner classes), which are implicitly converted to objects.
For completeness (and Paŭlo Ebermann), there's some syntax with the new keyword as well.
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im...
Reading CSV file and storing values into an array
...ile twice)
You can store values in two List<T> and then use them or convert into an array using List<T>.ToArray()
Very simple example:
var column1 = new List<string>();
var column2 = new List<string>();
using (var rd = new StreamReader("filename.csv"))
{
while (!rd.End...
How to download a file from a URL in C#?
... Though I think that WebClient seems like a much more straightforward and simple solution.
– StormsEngineering
Oct 1 '19 at 23:17
3
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How can I click a button behind a transparent UIView?
...mp;& subview.isUserInteractionEnabled && subview.point(inside: convert(point, to: subview), with: event) {
return true
}
}
return false
}
}
Objective C:
@interface PassthroughView : UIView
@end
@implementation PassthroughView
-(BOOL)poi...
What is the advantage of using forwarding references in range-based for loops?
...dvantage I can see is when the sequence iterator returns a proxy reference and you need to operate on that reference in a non-const way. For example consider:
#include <vector>
int main()
{
std::vector<bool> v(10);
for (auto& e : v)
e = true;
}
This doesn't compi...
Pro JavaScript programmer interview questions (with answers) [closed]
...sing a browser and toggled JS off by mistake, either way, their chances of converting are slim to none.
– vsync
Sep 7 '18 at 14:25
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Ensure that HttpConfiguration.EnsureInitialized()
I've installed Visual Studio 2013 and when I run my app I get the error below.
14 Answers
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