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Good examples using java.util.logging [closed]
...hat GC will have to keep up with. Object[] as above is cheap, on the stack allocation usually.
With exception handling, always log the complete exception details:
try {
...something that can throw an ignorable exception
} catch( Exception ex ) {
LOGGER.log( Level.SEVERE, ex.toString(), e...
Named regular expression group “(?Pregexp)”: what does “P” stand for?
In Python, the (?P<group_name>…) syntax allows one to refer to the matched string through its name:
3 Answers
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Can you configure log4net in code instead of using a config file?
...nfo;
hierarchy.Configured = true;
}
}
}
And then all I had to do was replace the code where I called the XML file with the following call:
//XmlConfigurator.Configure(new FileInfo("app.config")); // Not needed anymore
Logger.Setup();
1(this answer was edited into the q...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...ume that a developer is only adding enums where they're useful. The only really bad use I've seen of enums was in some harmony code where they really wanted ints (for bitmasks and the like) and the "enum" wasn't an enum in any reasonable sense. If you find yourself calling "ordinal()" a lot, that's ...
Using relative URL in CSS file, what location is it relative to?
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if your css is in a bundle the path really doesn't matter. It's not where you think it's going to be, nothing is relative anymore.
– Tod
Mar 15 '18 at 14:44
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Difference between class and type
...able of reference type always holds the value of a reference to an object. All objects, including arrays, support the methods of class Object. The reference types are class types (including enum types), interface types, and array types.
Every piece of data has a type which defines its structure, ...
Change branch base
...o be clear which branch to be on.
git rebase --onto master demo PRO
Basically, you take all the commits from after demo up to PRO, and rebase them onto the master commit.
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Does Python support multithreading? Can it speed up execution time?
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The GIL does not prevent threading. All the GIL does is make sure only one thread is executing Python code at a time; control still switches between threads.
What the GIL prevents then, is making use of more than one CPU core or separate CPUs to run threads in...
Database Design for Revisions?
We have a requirement in project to store all the revisions(Change History) for the entities in the database. Currently we have 2 designed proposals for this:
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how to prevent “directory already exists error” in a makefile when using mkdir
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"Generally, stick to the widely-supported (usually posix-specified) options and features of these programs. For example, don't use ‘mkdir -p’, convenient as it may be, because a few systems don't support it at all and with othe...