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How to change options of with jQuery?
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How can I check one of this options?
– Darós
Jan 4 '18 at 11:21
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Can (domain name) subdomains have an underscore “_” in it?
...ndard, RFC
2181, section 11, "Name syntax":
The DNS itself places only one restriction on the particular labels
that can be used to identify resource records. That one
restriction relates to the length of the label and the full
name. [...] Implementations of the DNS protocols must not pla...
Is “else if” a single keyword?
... ;
}
}
}
Note
We can also determine that else if can not be one keyword by realizing that keywords are identifiers and we can see from the grammar for an identifier in my answer to Can you start a class name with a numeric digit? that spaces are not allowed in identifiers and so there...
Proper indentation for Python multiline strings
...You probably want to line up with the """
def foo():
string = """line one
line two
line three"""
Since the newlines and spaces are included in the string itself, you will have to postprocess it. If you don't want to do that and you have a whole lot of text, you might...
Representational state transfer (REST) and Simple Object Access Protocol (SOAP)
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SOAP does in NO WAY force one to use HTTP or XML. HTTP and XML are the things defined in WS-I for interoperability, but one can also send POJOs over JMS. The thing is, that the programmer does not need to care: The service bus manages the transport an...
Squash my last X commits together using Git
How can I squash my last X commits together into one commit using Git?
35 Answers
35
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How do I count the number of occurrences of a char in a String?
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My 'idiomatic one-liner' for this is:
int count = StringUtils.countMatches("a.b.c.d", ".");
Why write it yourself when it's already in commons lang?
Spring Framework's oneliner for this is:
int occurance = StringUtils.countOccurrences...
Multiple line code example in Javadoc comment
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In addition to the already mentioned <pre> tags, you should also use the @code JavaDoc annotation, which will make life much easier when it comes to HTML entities issues (in particular with Generics), e.g.:
* <pre>
* {@code
* Set<String> ...
Is there a way to get a collection of all the Models in your Rails app?
...ook at the comments and other answers. There are smarter answers than this one! Or try to improve this one as community wiki.
Models do not register themselves to a master object, so no, Rails does not have the list of models.
But you could still look in the content of the models directory of your...
Can I arrange repositories into folders on Github?
...erence other repos, declared as submodules.
That way, when you are cloning one of the repos (which references other repos), called "parent repos", they will be cloned in their own directory, with a sub-directory per submodules.
It won't be visually apparent on your GitHub account itself (as it will ...