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Uncatchable ChuckNorrisException
...you can get this to work if you disable the byte code verifier! (-Xverify:none)
UPDATE 3:
For those following from home, here is the full script:
Create the following classes:
public class ChuckNorrisException
extends RuntimeException // <- Comment out this line on second compilation
{
...
Difference between map and collect in Ruby?
... [emphasis mine]. Common Lisp provides a family of map-like functions; the one corresponding to the behavior described here is called mapcar (-car indicating access using the CAR operation).
Ruby provides an alias for programmers from the Smalltalk world to feel more at home.
Why is there a di...
What is the proper way to format a multi-line dict in Python?
..., I want to write a multi-line dict in my code. There are a couple of ways one could format it. Here are a few that I could think of:
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What is the proper way to check for null values?
...
What about
string y = (Session["key"] ?? "none").ToString();
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Is the pImpl idiom really used in practice?
...ue.
Data hiding
If you're developing a library, especially a proprietary one, it might be desirable not to disclose what other libraries / implementation techniques were used to implement the public interface of your library. Either because of Intellectual Property issues, or because you believe t...
Preloading images with jQuery
...;
});
}
// Usage:
preload([
'img/imageName.jpg',
'img/anotherOne.jpg',
'img/blahblahblah.jpg'
]);
Or, if you want a jQuery plugin:
$.fn.preload = function() {
this.each(function(){
$('<img/>')[0].src = this;
});
}
// Usage:
$(['img1.jpg','img2.jpg','img3....
Sorting an array of objects by property values
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One issue I have with this is that with reverse=false, it will sort numbers as 1,2,3,4... but Strings as z,y,x...
– Abby
Apr 26 '12 at 13:42
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How can I combine two HashMap objects containing the same types?
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If you get a NPE, then apparently you did not initialize one of your objects properly. Do you print the stacktrace in the catch block? So you know where the problem arises. But unless you post the full and exact code including the stack trace you will need to track that down on you...
Protect .NET code from reverse engineering?
Obfuscation is one way, but it can't protect from breaking the piracy protection security of the application. How do I make sure that the application is not tampered with, and how do I make sure that the registration mechanism can't be reverse engineered?
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Does MySQL index foreign key columns automatically?
...million records. This is ofc MySQL 5.1 InnoDB. The table has three fields, one is primary key integer, the other is already indexed. The third was a foreign key to primary key of another table. Without adding an explicit index, lookups took several seconds here. Show index from table also didn't sho...