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How do I clear only a few specific objects from the workspace?
...
You'll find the answer by typing ?rm
rm(data_1, data_2, data_3)
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Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?
...Contrib Grid component and I'm fascinated, yet at the same time repulsed, by a syntactic trick used in the Grid syntax :
...
Why can I not push_back a unique_ptr into a vector?
...leaked. The rule of thumb is that all dynamic allocations should be owned by a named smart pointer to avoid leakiness.
– James McNellis
Feb 20 '12 at 5:52
8
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RuntimeError on windows trying python multiprocessing
...s."
which say
"Make sure that the main module can be safely imported by a new Python
interpreter without causing unintended side effects (such a starting a
new process)."
... by using if __name__ == '__main__'
sh...
How to convert a string to utf-8 in Python
...ype 'str'>, <type 'unicode'>)
^ This is the difference between a byte string (plain_string) and a unicode string.
>>> s = "Hello!"
>>> u = unicode(s, "utf-8")
^ Converting to unicode and specifying the encoding.
In Python 3
All strings are unicode. The unicode function d...
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?
...l past the document height and magically the window.innerHeight is reduced by the height of the virtual keyboard. Note that the size of the virtual keyboard is different for landscape vs. portrait orientations so you'll need to redetect it when it changes. I would advise against remembering these va...
Java equivalent of C#'s verbatim strings with @
... escaped backslashes, the correct way to handle your particular example is by getting the file separator property:
String sep = System.getProperty("file.separator");
String filename = ROOTDIR + sep + "folder" + sep + "afile";
Where you'd have separately created ROOTDIR based on some poli...
How do I specify different Layouts in the ASP.NET MVC 3 razor ViewStart file?
...esired layout:
@{
Layout = "~/Views/Shared/_PublicLayout.cshtml";
}
By analogy you could put another _ViewStart.cshtml file inside the /Views/Staff folder with:
@{
Layout = "~/Views/Shared/_StaffLayout.cshtml";
}
You could also specify which layout should be used when returning a view ...
What is the main difference between Inheritance and Polymorphism?
...own implementation of read, which method gets called is determined for you by the runtime, depending if you have a Person or a Student. It gets a bit tricky, but if you do something like
Person p = new Student();
p.read();
the read method on Student gets called. Thats the polymorphism in action...
Is there a way to make npm install (the command) to work behind proxy?
...riend of mine just pointed out that you may get NPM to work behind a proxy by setting BOTH HTTP_PROXY and HTTPS_PROXY environment variables, then issuing normally the command npm install express (for example)
EDIT2: As @BStruthers commented, keep in mind that passwords containing "@" wont be parse...