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Or versus OrElse
... is probably what most expect even when using "Or" (especially when coming from other languages).
– Kjartan
Aug 13 '12 at 13:33
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Is there a destructor for Java?
...ast reference of an object to null" but rather getting (reading) the value from a reference so you can use it for subsequent operations.
– user146043
Sep 15 '15 at 12:53
1
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
...line before the require_relative: require 'extensions/all' (sourced from Aurril's post here)
– thegreendroid
Apr 17 '12 at 5:24
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Is Java a Compiled or an Interpreted programming language ?
...y. While this is still considered an "interpreter," It's quite different from interpreters that read and execute the high level source code (i.e. in this case, Java source code is not interpreted directly, the bytecode, output of Java compiler, is.)
It is technically possible to compile Java dow...
How to toggle a value in Python
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Solution using subtraction
If the values are numerical, then subtraction from the total is a simple and fast way to toggle values:
>>> A = 5
>>> B = 3
>>> total = A + B
>>> x = A
>>> x = total - x # toggle
>>> x
3
>>> x = total - x...
How to convert a List into a comma separated string without iterating List explicitly [dupli
Now i want an output from this list as 1,2,3,4 without explicitly iterating over it.
13 Answers
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Fastest method to escape HTML tags as HTML entities?
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Yeah good idea. I've moved away from extending the prototype these days to avoid conflicts.
– Aram Kocharyan
Mar 13 '14 at 23:34
1
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Add icon to submit button in twitter bootstrap 2
... While this does apply the styling and looks great, it stops the form from being submitted when the user pressed enter in an input field. (Tested on FF17 only)
– Richard
Dec 5 '12 at 9:30
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jQuery Ajax error handling, show custom exception messages
...orks fine if everything's done on the development box. If I try connecting from a different box on the network, the xhr.responseText contains the generic error page html and not my custom message, see stackoverflow.com/questions/3882752/…
– jamiebarrow
Oct 7 ...
What is the 'instanceof' operator used for in Java?
...ide.
Think about it this way. Say all the houses on your block were built from the same blueprints. Ten houses (objects), one set of blueprints (class definition).
instanceof is a useful tool when you've got a collection of objects and you're not sure what they are. Let's say you've got a collecti...