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Can you split a stream into two streams?
...e the ArrayLists with the full size of the initial collection (if this is known at all). This prevents resize events even in the worst-case scenario, but can potentially gobble up 2*N*T space (N = initial number of elements, T = number of threads). To trade-off space for speed, you can leave it out ...
Reference one string from another string in strings.xml?
...g>
<string name="string_default">@string/string1</string>
Now you can use string_default everywhere in your code and you can easily change the default at any time.
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
...
Thank you @Erik - I know this answer is old so here's my warning for those seeing it now: This method has been deprecated starting Rails 3.2. Use Thing.all instead =)
– Abdo
Mar 5 '13 at 9:18
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What's Alternative to Singleton
...h as Spring or Guice? (I believe Spring also is available for .NET as well now).
That way, the framework can hold a single copy of the configuration objects, and your beans (services, DAOs, whatever) don't have to worry about looking it up.
This is the approach I usually take!
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When is the @JsonProperty property used and what is it used for?
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well for what its worth now... JsonProperty is ALSO used to specify getter and setter methods for the variable apart from usual serialization and deserialization. For example suppose you have a payload like this:
{
"check": true
}
and a Deseria...
Java: how do I get a class literal from a generic type?
...he additional explanation--my understanding of generics is so much clearer now that I realize they're not a runtime mechanism. :)
– Tom
Mar 5 '10 at 23:49
2
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No newline at end of file
.../ do
00000010: 736f 6d65 7468 696e 670a 7d something.}
You now edit it to
A() {
// do something
}
// Useful comment
Hexdump:
00000000: 4128 2920 7b0a 2020 2020 2f2f 2064 6f20 A() {. // do
00000010: 736f 6d65 7468 696e 670a 7d0a 2f2f 2055 something.}.// U
00000020: 7365 ...
What happens to a github student account's repositories at the end of 2 years?
...ed to either provide billing details to continue on pro subscription which now costs USD $4/mo (vs $7/mo previously) or downgrade to a free account.
Downgrading to the free account would still let me keep and access all my private repos (with less number of collaborators allowed I think) while losin...
Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?
... stuff happens. Use this tag in places like inside a catch statement. You know that an error has occurred and therefore you're logging an error.
Log.w: Use this when you suspect something shady is going on. You may not be completely in full on error mode, but maybe you recovered from some unexpected...
A std::map that keep track of the order of insertion?
...o drop in a massive library. I was disappointed. So I wrote my own. And now I've shared it.
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