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What's the best way to communicate between view controllers?
...d that, I always prefer to do my coordination (#2) via model objects. The top-level view controller loads or creates the models it needs, and each view controller sets properties in its child controllers to tell them which model objects they need to work with. Most changes are communicated back up...
Why does base64 encoding require padding if the input length is not divisible by 3?
...ys completed at the end of a message.
It does not suggest concatenation (top answer here), nor ease of implementation as an explicit purpose for the padding. However, considering the entire description, it is not unreasonable to assume that this may have been intended to help the decoder read the ...
Using a piano keyboard as a computer keyboard [closed]
...otype machine to keep up with people talking for hours in a row, when even top-flight typists wouldn't be able to for any length of time via normal typewriter-style keyboards. As with machine stenography, you'd need a "dictionary" of the meanings of chords and sequences of chords. (Can you tell I us...
What is “rvalue reference for *this”?
... function (or operator) is called on.)
Let's take the first example at the top of this post. After the aforementioned transformation, the overload-set looks something like this:
void f1(test&); // will only match lvalues, linked to 'void test::f() &'
void f2(test&&); // will only mat...
Why does C++ not have reflection?
... think there's general consensus that it'd be nice to have, it's not their top priority at the moment, and has been pushed back until well after C++0x. The motivation for this feature is to get rid of the #include system, but it would also enable at least some metadata).
You don't pay for what you d...
How to use Servlets and Ajax?
...
@kuhaku: nope. If you read post from top to bottom, you'll learn why.
– BalusC
Oct 12 '16 at 13:38
1
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When is the thread pool used?
...t your node application. At first the program is initialized, then all the top-level code is executed, which means all the codes that are not inside any callback function (remember all codes inside all callback functions will be executed under event loop).
After that, all the modules code executed ...
What's the “big idea” behind compojure routes?
...jure 0.4.1 (here's the 0.4.1 release commit on GitHub).
Why?
At the very top of compojure/core.clj, there's this helpful summary of Compojure's purpose:
A concise syntax for generating Ring handlers.
On a superficial level, that's all there is to the "why" question. To go a bit deeper, let'...
Bootstrap NavBar with left, center or right aligned items
...ile, brand right
center brand and links on mobile
right align links on desktop, center links on mobile
left links & toggler, center brand, search right
Also see: Bootstrap 4 align navbar items to the right
Bootstrap 4 navbar right align with button that doesn't collapse on mobile
Center an el...
Why would I use Scala/Lift over Java/Spring? [closed]
...gives you the benefits of baked in access control, resistance to the OWASP top 10 security vulnerabilities, much better Ajax support and much higher developer productivity than does Spring.
But Lift also gives you the best Comet support of any web framework around. That's why Novell chose Lift to ...