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What is the scope of variables in JavaScript?
... even matter? Also, where are the variables stored if they are defined globally?
26 Answers
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Use of class definitions inside a method in Java
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This is called a local class.
2 is the easy one: yes, a class file will be generated.
1 and 3 are kind of the same question. You would use a local class where you never need to instantiate one or know about implementation details a...
Finding # occurrences of a character in a string in Ruby
...find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
3 Answe...
Method has the same erasure as another method in type
...ode that still uses raw types.
Here's an illustration of why this was not allowed, drawn from the JLS. Suppose, before generics were introduced to Java, I wrote some code like this:
class CollectionConverter {
List toList(Collection c) {...}
}
You extend my class, like this:
class Overrider e...
How do I see the last 10 commits in reverse-chronological order with SVN?
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SVN has really useful built-in help. svn help log would probably be even faster than a Google search.
– user229044♦
Apr 20 '10 at 14:13
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HTTPS setup in Amazon EC2
... using that group.
After these steps, your EC2 work is finished, and it's all an application problem.
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How to run script as another user without password?
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Call visudo and add this:
user1 ALL=(user2) NOPASSWD: /home/user2/bin/test.sh
The command paths must be absolute! Then call sudo -u user2 /home/user2/bin/test.sh from a user1 shell. Done.
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How can I add a table of contents to a Jupyter / JupyterLab notebook?
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For who want to install it in jupyter 4, this post may help.
– Syrtis Major
Oct 10 '15 at 8:33
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How do you tell Resharper that a method parameter is a string containing a CSS class?
...ate a new type like CssClass.
You just need to add as a prebuilt event a call to a generator which parses every css in the project and dynamically create a class like that:
public class CssClass
{
public string Name { get; private set; }
public static CssClass In = new CssClass("in");
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Value of type 'T' cannot be converted to
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Addition: C++ templates are essentially cut-and-paste at compile time with the correct values substituted. In C# the actual generic template (not an "instantiation" of it) exists after compilation and thus must (pardon the pun) be generic across the specified ...