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Ruby: kind_of? vs. instance_of? vs. is_a?
... to know that you have a specific class, such as when you are dealing with files.
– Automatico
Jan 16 '15 at 12:32
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What is the difference/usage of homebrew, macports or other package installation tools? [closed]
... not to say that it's not possible. What were the circumstances? Did you file a bug (trac.macports.org)?
– LSpice
Jun 29 '14 at 1:29
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How to compute the similarity between two text documents?
...extraction.text import TfidfVectorizer
documents = [open(f) for f in text_files]
tfidf = TfidfVectorizer().fit_transform(documents)
# no need to normalize, since Vectorizer will return normalized tf-idf
pairwise_similarity = tfidf * tfidf.T
or, if the documents are plain strings,
>>> co...
Adding asterisk to required fields in Bootstrap 3
...s responsive to me, too, so maybe it is okay to add this (to your BS theme file, e.g. bootstrap-theme.css).
– Roland
Sep 12 '18 at 12:15
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Log4Net, how to add a custom field to my logging
...ay find some use for this one.
Add the following code to your program.cs file:
static void Main( string[] args )
{
log4net.Config.XmlConfigurator.Configure();
log4net.ThreadContext.Properties[ "myContext" ] = "Logging from Main";
Log.Info( "this is an info message" );
Console.Read...
SAML: Why is the certificate within the Signature?
...sking? I know this works perfectly well on Shibboleth SP. The SP metadata file just needs to have <KeyDescriptor use="signing"> elements for the IdP certificates that will be accepted by the SP.
– jbindel
Feb 10 '16 at 15:50
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mingw-w64 threads: posix vs win32
... case it helps someone else: The package g++-mingw-w64-x86-64 provides two files x86_64-w64-mingw32-g++-win32 and x86_64-w64-mingw32-g++-posix, and x86_64-w64-mingw32-g++ is aliased to one of them; see update-alternatives --display x86_64-w64-mingw32-g++.
– stewbasic
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Catch a thread's exception in the caller thread in Python
...hreaded programming in general. Basically, I have a script that will copy files to another location. I would like this to be placed in another thread so I can output .... to indicate that the script is still running.
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Why are we not to throw these exceptions?
...denied exception” or something. Or if you have a parser that parses some file, you might have your own parser errors to report back to the user.
– poke
Mar 18 '14 at 11:31
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Reading 64bit Registry from a 32bit application
...appened. And if it happened in production you'll be very busy studying log files or event logs (I hope you have logging implemented) ... better avoid null issues where you can in a defensive way. The operators ?., ?[...] and ?? can help you a lot (see the code provided above). There is a nice relate...