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What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...}
})();
In the first example, you would explicitly invoke globalFunction by name to run it. That is, you would just do globalFunction() to run it. But in the above example, you're not just defining a function; you're defining and invoking it in one go. This means that when the your JavaScript file...
Is there any “font smoothing” in Google Chrome?
...here IS a real solution for this when self-hosting the fonts, first posted by Jaime Fernandez in another answer on this Stackoverflow page, which fixes this issue by loading web fonts in a special order. I would feel bad to simply copy his excellent answer, so please have a look there. There is also...
What is the difference D3 datum vs. data?
...nly have a single datum element of data bound to it.
selection.datum(data) bypasses the data-join process altogether. This simply assigns the entirety of data to all elements in the selection as a whole without splitting it up as in the case of data-joins. So if you want to bind an entire array data...
Ignore .pyc files in git repository
...se, git treats the pattern as a shell glob suitable for
consumption by fnmatch(3) with the FNM_PATHNAME flag: wildcards in
the pattern will not match a / in the pathname. For example,
"Documentation/*.html" matches "Documentation/git.html" but not
"Documentation/ppc/ppc.h...
How to override equals method in Java
...
//Written by K@stackoverflow
public class Main {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
// TODO code application logic here
ArrayList<Person> pe...
What is the dependency inversion principle and why is it important?
...bstractions.
As to why it is important, in short: changes are risky, and by depending on a concept instead of on an implementation, you reduce the need for change at call sites.
Effectively, the DIP reduces coupling between different pieces of code. The idea is that although there are many ways o...
Python timedelta in years
... @brianary: it won't be "fully accurate" e.g., the difference introduced by the local timezone (datetime.now()) is greater than the difference between average Julian (365.25) and Gregorian (365.2425) years.. The correct approach is suggested in @Adam Rosenfield's answer
– jfs...
Is there a splice method for strings?
... + (add || "") + str.slice(index + count);
}
than using a split followed by a join (Kumar Harsh's method), like this:
function spliceSplit(str, index, count, add) {
var ar = str.split('');
ar.splice(index, count, add);
return ar.join('');
}
Here's a jsperf that compares the two and a coup...
What are the differences between Generics in C# and Java… and Templates in C++? [closed]
... to pass this down to the virtual machine. The only way to tell it this is by either hard-coding the actual class in, or using interfaces. For example:
string addNames<T>( T first, T second ) { return first.Name() + second.Name(); }
That code won't compile in C# or Java, because it doesn't kn...
Best Practice: Access form elements by HTML id or name attribute?
...t problematic way to access your input element is via:
document.getElementById("myform").elements["foo"]
using .elements["foo"] instead of just .foo is preferable because the latter might return a property of the form named "foo" rather than a HTML element!
...