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Get key by value in dictionary
...int out which methods are the quickest, and in what scenario:
Here's some tests I ran (on a 2012 MacBook Pro)
>>> def method1(list,search_age):
... for name,age in list.iteritems():
... if age == search_age:
... return name
...
>>> def method2...
Multiple arguments vs. options object
...really depends on the exact context.
I use code readability as the litmus test.
For instance, if I have this function call:
checkStringLength(inputStr, 10);
I think that code is quite readable the way it is and passing individual parameters is just fine.
On the other hand, there are functions ...
Favicon not showing up in Google Chrome [duplicate]
... http://support.google.com/chrome/bin/answer.py?hl=en&answer=95582 And test another browser.
Some where able to get an updated favicon by adding an URL parameter: ?v=1 after the link href which changes the resource link and therefore loads the favicon without cache (thanks @Stanislav).
<li...
jQuery: How to capture the TAB keypress within a Textbox
...t for keypress. For Tab e.which is 0 and e.keyCode is 9 (as it should be). Tested in FF 3.5.16, jQuery 1.6.2.
– johndodo
Oct 7 '11 at 10:20
...
What does it mean when a CSS rule is grayed out in Chrome's element inspector?
...
I just tested this and I think that is incorrect. In the case where a rule is overridden, there'll be a strike-through (as my question indicates). See: yfrog.com/f/j3fooep
– Rob Sobers
Jul 16...
Design RESTful query API with a long list of query parameters [closed]
....Response;
@Path("/poc")
public class UserService {
@GET
@Path("/test/")
@Produces(MediaType.APPLICATION_JSON)
public Response test(@QueryParam("code") final List<Integer> code) {
Integer int0 = codigo.get(0);
Integer int1 = codigo.get(1);
...
Efficient way to determine number of digits in an integer
...ll be mostly small ones (I'm guessing less than 100,000), then reverse the tests: if (x < 10) return 1; if (x < 100) return 2; etc., so that the function will do less tests and exit faster.
– squelart
Sep 28 '09 at 23:44
...
Interface defining a constructor signature?
...>
{
// This will not compile
public Foo(int x)
{
}
#region ITest<Test> Members
public void SomeMethod()
{
throw new NotImplementedException();
}
#endregion
}
On the other hand, if you want to test if a type has a paramerterless constructor, you can do that using ...
What is the C runtime library?
...this reason, some programming bugs are not discovered until the program is tested in a "live" environment with real data, despite sophisticated compile-time checking and pre-release testing. In this case, the end user may encounter a runtime error message.
Usually the runtime library realizes m...
What is the !! (not not) operator in JavaScript?
...! is not an operator, it's just the ! operator twice.
Real World Example "Test IE version":
const isIE8 = !! navigator.userAgent.match(/MSIE 8.0/);
console.log(isIE8); // returns true or false
If you ⇒
console.log(navigator.userAgent.match(/MSIE 8.0/));
// returns either an Array or nu...