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Find method references in Xcode
.... Make sure no text gets selected otherwise it'll search for the selected word rather than the entire selector. To do so, you can click with the left mouse button prior to clicking with the right mouse button (or Control-clicking) in the same location. There's no such issue with the contextual Fi...
Why was the switch statement designed to need a break?
...cases. Fall through
occurs in just 3% of all these cases.
In other words, the normal switch
behavior is wrong 97% of the time.
It's not just in a compiler - on the
contrary, where fall through was used
in this analysis it was often for
situations that occur more frequently
in a c...
What's the difference between OpenID and OAuth?
...ey have.
OAuth was created to remove the need for users to share their passwords with third-party applications. It actually started as a way to solve an OpenID problem: if you support OpenID on your site, you can't use HTTP Basic credentials (username and password) to provide an API because the user...
Proper use of 'yield return'
The yield keyword is one of those keywords in C# that continues to mystify me, and I've never been confident that I'm using it correctly.
...
RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
... F5 or navigating back in history).
User user = userDAO.find(username, password);
if (user != null) {
request.getSession().setAttribute("user", user); // Login user.
response.sendRedirect("home"); // Redirects to http://example.com/context/home after succesful login.
} else {
request.set...
Big-oh vs big-theta [duplicate]
...bout 'matrix multiplication' being O(N^3). Perhaps you should throw in the words 'best known algorithm' in there.
– Aryabhatta
Jul 12 '10 at 16:38
...
How to apply unmerged upstream pull requests from other forks into my fork?
...
The exact words from githubs site may be out of date, but the process is spot on. Super simple - thanks!
– kevnk
Apr 13 '16 at 20:48
...
Asterisk in function call
...it, where each positional argument is iterable in its own right.
In other words, you want to pass each list in uniqueCrossTabs as an argument to chain(), which will chain them together, but you don't have the lists in separate variables, so you use the * operator to expand the list of lists into se...
Why dict.get(key) instead of dict[key]?
... of each other), more or less independent of the properties of the list of words.
Earlier get was considerably slower, However now the speed is almost comparable along with the additional advantage of returning the default value. But to clear all our queries, we can test on a fairly large list (No...
What is the difference between D3 and jQuery?
...
nice, one example is worth more than a 1000 words
– TMG
Mar 2 '16 at 22:07
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