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Why can't I inherit static classes?
...class as type. That class has 5 helper methods and 2 methods that return a string (name and description). I might have picked it wrong (I think so), but the only solution I found was to instantiate the class in the generic loader, to access the methods... meh.
– ANeves thinks S...
How do I get the picture size with PIL?
...ray(im).shape does NOT return number of channels, it rather returns height and width!
– Färid Alijani
May 11 at 13:04
...
data.frame rows to a list
... }
case STRSXP: {
tmp[j] = as<std::string>(as<CharacterVector>(x[j])[i]);
break;
}
default: stop("Unsupported type '%s'.", type2name(x));
}
}
tmp.attr("class") = "data.fra...
What is Java Servlet?
...d has moved on. In 2020 we use annotations on the code instead of central string based configurations file in XML.
– Thorbjørn Ravn Andersen
Jan 30 at 18:29
...
Explicitly calling a default method in Java
... void aFoo() {
A.super.foo();
}
public static void main(String[] args) {
B b = new B();
b.foo();
b.aFoo();
}
}
interface A {
default void foo() {
System.out.println("A.foo");
}
}
Output:
B.foo
A.foo
...
What is a StackOverflowError?
...
else
recursivePrint(++num);
}
public static void main(String[] args) {
StackOverflowErrorExample.recursivePrint(1);
}
}
In this example, we define a recursive method, called recursivePrint that prints an integer and then, calls itself, with the next successive in...
How to add an empty column to a dataframe?
...at is that datatype for C? I am trying to add by looping through a list of strings. But it does not use it.
– eleijonmarck
Oct 24 '17 at 11:04
add a comment
...
How can I select from list of values in SQL Server
...ou can also do something like this:
SELECT DISTINCT * FROM (select unnest(string_to_array('a;b;c;d;e;f;a;b;d', ';'))) AS tbl(col1)
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How to make Twitter Bootstrap tooltips have multiple lines?
...ss="example">Show</a>. But it gives this: aaabbbccc (concatenated strings).
– zygimantus
Nov 4 '15 at 12:16
...
How to escape os.system() calls?
... Yes, list2cmdline conforms to Windows cmd.exe syntax (see the function docstring in the Python source code). shlex.quote conforms to Unix bourne shell syntax, however it isn't usually necessary since Unix has good support for directly passing arguments. Windows pretty much requires that you pass a ...