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Get an object's class name at runtime
...nstructor.name;
// OR return (this as any).constructor.name;
}
}
// From outside the class:
var className = (<any>new MyClass()).constructor.name;
// OR var className = (new MyClass() as any).constructor.name;
console.log(className); // Should output "MyClass"
// From inside the class:...
Trigger a button click with JavaScript on the Enter key in a text box
...are using asp.net you will have to return false at the end to stop asp.net from still intercepting the event.
– maxp
Jan 13 '12 at 10:49
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What is the difference between task and thread?
...fference between Thread and Task . I did some sample program(help taken from MSDN) for my own sake of learning with
8 ...
Python 2.7: Print to File
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If you want to use the print function in Python 2, you have to import from __future__:
from __future__ import print_function
But you can have the same effect without using the function, too:
print >>f1, 'This is a test'
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Java: Integer equals vs. ==
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Is the guarantee from the JLS or just for the Oracle JVM?
– Thorbjørn Ravn Andersen
Aug 12 '12 at 10:25
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What is Type-safe?
...n be a bit of both: some statically typed languages allow you to cast data from one type to another, and the validity of casts must be checked at runtime (imagine that you're trying to cast an Object to a Consumer - the compiler has no way of knowing whether it's acceptable or not).
Type-safety doe...
Using python's eval() vs. ast.literal_eval()?
...ery powerful, but is also very dangerous if you accept strings to evaluate from untrusted input. Suppose the string being evaluated is "os.system('rm -rf /')" ? It will really start deleting all the files on your computer.
ast.literal_eval:
Safely evaluate an expression node or a string containing a...
psql invalid command \N while restore sql
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It is quite evil from PostgreSQL to give such a misleading warning, your answer saved me a lot of time!
– Tregoreg
Jul 21 '14 at 20:35
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Why is using a wild card with a Java import statement bad?
... that I shouldn't have to use one), how will I know which package Foo came from? Sure, using an IDE, the IDE will tell me, but your entire argument is that I should be able to read the code without one. Doing explicit imports help document the code (great reason to avoid wildcards), and it's a lot m...
What is the best method of handling currency/money?
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If you insist on using integers, you will have to manually convert to and from BigDecimals everywhere, which will probably just become a pain.
As pointed out by mcl, to print the price, use:
number_to_currency(price, :unit => "€")
#=> €1,234.01
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