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Applicatives compose, monads don't
...lue in s can determine the behaviour of a computation in m t. Monads allow interference between the value and computation layers. The (<*>) operator allows no such interference: the function and argument computations don't depend on values. This really bites. Compare
miffy :: Monad m => m ...
@import vs #import - iOS 7
... header files anyway.
So leaving the #import will be just the same as its converted to a module import where possible anyway
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DateTime.Now vs. DateTime.UtcNow
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As you can see here, comparisons and math functions don't automatically convert to compatible times. The Timespan should have been almost one hour, but instead was almost 6. "utc < now" should have been true (I even added an hour to be sure), but was still false.
You can also see the 'work ...
Can Retrofit with OKHttp use cache data when offline
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Edit for Retrofit 2.x:
OkHttp Interceptor is the right way to access cache when offline:
1) Create Interceptor:
private static final Interceptor REWRITE_CACHE_CONTROL_INTERCEPTOR = new Interceptor() {
@Override public Response intercept(Chain chain...
Are there benefits of passing by pointer over passing by reference in C++?
What are the benefits of passing by pointer over passing by reference in C++?
7 Answers
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How to pretty print nested dictionaries?
...ainst it is that it don't produce a valid python string, but can almost be converted back in python.
– y.petremann
Oct 6 '14 at 4:49
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When would you use the Builder Pattern? [closed]
...tories would have more than a handful of parameters.
We've all at some point encountered a class with a list of constructors where each addition adds a new option parameter:
Pizza(int size) { ... }
Pizza(int size, boolean cheese) { ... }
Pizza(int size, boolean cheese, boolean peppero...
How do I find the caller of a method using stacktrace or reflection?
...nly seems to be ~10% slower and, as Software Monkey said, it expresses the intent better than the "new Exception" way.
– GaZ
Jul 7 '09 at 14:42
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Android - Start service on boot
...ack Exchange and elsewhere, I have everything set up correctly to start an IntentService when Android OS boots. Unfortunately it is not starting on boot, and I'm not getting any errors. Maybe the experts can help...
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Escape single quote character for use in an SQLite query
... Also, depending on the lifetime of the string, the first step might be to convert '' to ' before doubling them up again.
– Gary Z
Jul 11 '18 at 0:16
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