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How to gracefully handle the SIGKILL signal in Java
...k every time.
public class TestShutdownHook
{
public static void main(String[] args) throws InterruptedException
{
Runtime.getRuntime().addShutdownHook(new Thread()
{
@Override
public void run()
{
System.out.println("Shutdo...
Is there a constraint that restricts my generic method to numeric types?
...ty:
namespace TTTTTest
{
class Program
{
static void Main(string[] args)
{
long val1 = 5L;
long val2 = 10L;
Console.WriteLine(MaxMath.Max(val1, val2));
Console.Read();
}
}
}
I'll get ahead of one remark: no, thi...
addEventListener vs onclick
...t respond to errors appropriately. For example, if you by mistake assign a string to window.onload, for example: window.onload = "test";, it won't throw any errors. Your code wouldn't work and it would be really hard to find out why. .addEventListener() however, would throw error (at least in Firefo...
Setting global styles for Views in Android
...ne a theme that overrides the android default for that widget, or define a string resource and reference it in each widget
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Regular expression that matches valid IPv6 addresses
...
Re: other errors... if the user passes in a non-string, TypeError gets eaten. Clearly a list isn't an ipv6, but I'd probably want to have it carp that I was passing in the wrong type.
– Gregg Lind
Apr 21 '10 at 20:44
...
Understanding the difference between __getattr__ and __getattribute__
... this model, we can get the attribute by supplying the attribute_name as a string.
Use of __getattr__
You can also tell a class how to deal with attributes which it doesn't explicitly manage and do that via __getattr__ method.
Python will call this method whenever you request an attribute that ha...
Should I use PATCH or PUT in my REST API?
...
To be fair, you could PUT the string 'activate' or 'deactivate' to the resource. As there (seems) to only be the one thing to toggle, completely replacing it is not such a huge deal. And it does allow for a (insignificantly) smaller request.
...
How to generate the “create table” sql statement for an existing table in postgreSQL
...ttypmod) as column_type,
CASE WHEN
(SELECT substring(pg_catalog.pg_get_expr(d.adbin, d.adrelid) for 128)
FROM pg_catalog.pg_attrdef d
WHERE d.adrelid = a.attrelid AND d.adnum = a.attnum AND a.atthasdef) IS NOT NULL THEN
'...
Setup RSpec to test a gem (not Rails)
...end
context '#lick_things' do
it 'should return the dog\'s name in a string' do
@dog.lick_things.should include 'woofer!:'
end
end
end
Open up Terminal and run rspec:
~/awesome_gem $ rspec
..
Finished in 0.56 seconds
2 examples, 0 failures
If you want some .rspec options love...
Why must we define both == and != in C#?
...ach to proving "not equality" than to proving "equality".
Obviously with string comparison, for example, you can just test for equality and return out of the loop when you see nonmatching characters. However, it might not be so clean with more complicated problems. The bloom filter comes to mind; ...