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Is Java Regex Thread Safe?
...on that uses Pattern#compile and a Matcher to search a list of strings for a pattern.
5 Answers
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How to prevent Browser cache for php site
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Except for "max-age=0", those are the headers sent by PHP without specifying the above in my installation.. It seems PHP tries to prevent browser caching by default...
– fast-reflexes
May 19 '1...
Java - No enclosing instance of type Foo is accessible
... a static nested class.
static class Thing
Create an instance of Hello before creating an instance of Thing.
public static void main(String[] args)
{
Hello h = new Hello();
Thing thing1 = h.new Thing(); // hope this syntax is right, typing on the fly :P
}
The last solution (a non-stati...
When would I use Task.Yield()?
...ll run synchronously (effectively blocking), using await Task.Yield() will force your method to be asynchronous, and return control at that point. The rest of the code will execute at a later time (at which point, it still may run synchronously) on the current context.
This can also be useful if y...
How to recover a dropped stash in Git?
...a stash:
git stash apply $stash_hash
Or, you can create a separate branch for it with
git branch recovered $stash_hash
After that, you can do whatever you want with all the normal tools. When you’re done, just blow the branch away.
Finding the hash
If you have only just popped it and the termina...
Boost Statechart vs. Meta State Machine
Apparently boost contains two separate libraries for state machines: Statechart and Meta State Machine (MSM). The taglines give very similar descriptions:
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Where can I find my .emacs file for Emacs running on Windows?
I tried looking for the .emacs file for my Windows installation for Emacs, but I could not find it. Does it have the same filename under Windows as in Unix?
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How to get the last N records in mongodb?
...).find().skip(db.getCollection('COLLECTION_NAME').count()-N) working great for me :)
– Spl2nky
Jul 24 '16 at 17:01
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What happens if you static_cast invalid value to enum class?
...ge).
Let's look up the range of the enumeration values: [dcl.enum]/7
For an enumeration whose underlying type is fixed, the values of the enumeration are the values of the underlying type.
Before CWG 1766 (C++11, C++14)
Therefore, for data[0] == 100, the resulting value is specified(*), and ...
Return all enumerables with yield return at once; without looping through
I have the following function to get validation errors for a card. My question relates to dealing with GetErrors. Both methods have the same return type IEnumerable<ErrorInfo> .
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