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How to print a stack trace in Node.js?
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Any Error object has a stack member that traps the point at which it was constructed.
var stack = new Error().stack
console.log( stack )
or more simply:
console.trace("Here I am!")
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jQuery AJAX submit form
I have a form with name orderproductForm and an undefined number of inputs.
20 Answers
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How to remove specific elements in a numpy array
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Use numpy.delete() - returns a new array with sub-arrays along an axis deleted
numpy.delete(a, index)
For your specific question:
import numpy as np
a = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9])
index = [2, 3, 6]
new_a = np.delete(a, index)
print(new_a) #Prints `[...
How to encrypt String in Java
...ch will show up in 2D barcode(PDF-417) so when someone get an idea to scan it will get nothing readable.
16 Answers
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Override intranet compatibility mode IE8
By default IE8 forces intranet websites into compatibility mode. I tried changing the meta header to IE8, but it doesn't acknowledge the meta header and just uses the browser setting. Does anyone know how to disable this?
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How can I get every nth item from a List?
I'm using .NET 3.5 and would like to be able to obtain every * n *th item from a List. I'm not bothered as to whether it's achieved using a lambda expression or LINQ.
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How do I best silence a warning about unused variables?
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You can put it in "(void)var;" expression (does nothing) so that a compiler sees it is used. This is portable between compilers.
E.g.
void foo(int param1, int param2)
{
(void)param2;
bar(param1);
}
Or,
#define UNUSED(expr) d...
Git error when trying to push — pre-receive hook declined
When I try and push a change I've commited, I get the following error ...
27 Answers
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Insert line after first match using sed
...reason I can't seem to find a straightforward answer to this and I'm on a bit of a time crunch at the moment. How would I go about inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
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Correct way to write loops for promise.
...promise call and the chained logger.log(res) runs synchronously through iteration? (bluebird)
13 Answers
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