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Configuring Log4j Loggers Programmatically
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Logger.getLogger("com.fizz").addAppender(newAppender)
then logging from fizz will be handled by alle the appenders from the root logger and the newAppender.
You don't create Loggers with the configuration, you just provide handlers for all possible categories in your system.
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How to display Toast in Android?
...time.
Customizing your toast
LayoutInflater myInflater = LayoutInflater.from(this);
View view = myInflater.inflate(R.layout.your_custom_layout, null);
Toast mytoast = new Toast(this);
mytoast.setView(view);
mytoast.setDuration(Toast.LENGTH_LONG);
mytoast.show();
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Segmentation fault on large array sizes
...at the disasseble you will see the size of your local variables subtracted from the stack pointer. When you call malloc or calloc or any of the memory fuctions the fuctions go and find blocks of memory large enough to sataisfy your reqest.
– rerun
Dec 4 '09 at...
Recursively list files in Java
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How do I get an actual list of files from this?
– thouliha
Oct 9 '15 at 15:58
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NodeJS require a global module/package
... depend on where your global modules are actually installed.
See: Loading from the global folders.
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Backporting Python 3 open(encoding=“utf-8”) to Python 2
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A note from the porting howto: "Do not bother with the outdated practice of using codecs.open() as that’s only necessary for keeping compatibility with Python 2.5." docs.python.org/3/howto/pyporting.html
– Al...
Is an empty href valid?
...d URL potentially surrounded by spaces) the definition of valid URL string from WHATWG’s URL Standard, where it says that it can be a relative-URL-with-fragment string, which must at least be a relative-URL string, which can be a path-relative-scheme-less-URL string, which is a path-relative-URL s...
Why java.util.Optional is not Serializable, how to serialize the object with such fields
... (such as the getValue method in the question) returns the actual Optional from the field, it forces every caller to implement some policy for dealing with an empty value. This will likely lead to inconsisent behavior across callers. It's often better to have whatever code sets that field apply some...
Mod of negative number is melting my brain
...don't think this is accurate and I don't see why a modulo is any different from remainder. That's what it also says on the Modulo Operation Wikipedia page. It's just that programming languages treat negative numbers differently. The modulo operator in C# obviously counts remainders "from" zero (-9%4...
Assignment inside lambda expression in Python
...gned the lambda to fn for clarity (and because it got a little long-ish).
from operator import add
from itertools import ifilter, ifilterfalse
fn = lambda l, pred: add(list(ifilter(pred, iter(l))), [ifilterfalse(pred, iter(l)).next()])
objs = [Object(name=""), Object(name="fake_name"), Object(name=...