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Are “elseif” and “else if” completely synonymous?
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From the PHP manual:
In PHP, you can also write 'else if' (in two words) and the behavior would be identical to the one of 'elseif' (in a single word). The syntactic meaning is slightly different (if you're familiar with C, this is the same behavior) but the...
How do you delete all text above a certain line
...estion asked, but you are welcome to edit my answer if you want to, or you can create your own answer using whatever terminology you want.
– Andy White
Feb 11 '14 at 20:48
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If string is empty then return some default value
...blank?), and nil otherwise.
Example:
host = config[:host].presence || 'localhost'
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Mongoose's find method with $or condition does not work properly
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can you describe why this solution works with words? thanks
– Alexander Mills
Nov 22 '15 at 23:21
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Nodejs send file in response
Expressjs framework has a sendfile() method. How can I do that without using a whole framework. I am using node-native-zip to create an archive and I want to send that to the user.
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Is it possible in SASS to inherit from a class in another file?
...o check back for a while and then forgot); but I'm accepting your answer because it is the most complete—i.e., it walks me through the whole process. Thanks!
– Dan Tao
Mar 7 '13 at 22:02
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How do you list all triggers in a MySQL database?
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The command for listing all triggers is:
show triggers;
or you can access the INFORMATION_SCHEMA table directly by:
select trigger_schema, trigger_name, action_statement
from information_schema.triggers
You can do this from version 5.0.10 onwards.
More information about the TRIGGERS ...
Instantiating object of type parameter
...der> it = new MyClass<>(StringBuilder::new);
Alternatively, you can provide a Class<T> object, and then use reflection.
class MyClass<T> {
private final Constructor<? extends T> ctor;
private T field;
MyClass(Class<? extends T> impl) throws NoSuchMethodE...
Return two and more values from a method
...ormatting, not text formatting. Indent lines four spaces and the weirdness caused by irb's >> prompt will go away.
– Chris Lutz
Dec 25 '09 at 15:31
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How to use SQL Order By statement to sort results case insensitive?
I have a SQLite database that I am trying to sort by Alphabetical order. The problem is, SQLite doesn't seem to consider A=a during sorting, thus I get results like this:
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