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ListView inside ScrollView is not scrolling on Android
...ome EditTexts in the top part and then a tab host with two tabs which have one ListView each. When the EditText views are focused, the soft keyboard comes up and as I have a ScrollView, the content is scrollable. But the problem comes when there are more items in ListViews (ones in tabs), I am not ...
Quickly find whether a value is present in a C array?
...roll the loop. Here's a way to do it which incorporates the 3 ideas I mentioned in my comment: Loop unrolling, cache prefetch and making use of the multiple load (ldm) instruction. The instruction cycle count comes out to about 3 clocks per array element, but this doesn't take into account memory de...
Custom thread pool in Java 8 parallel stream
... as a task in a fork-join pool, it stays there and does not use the common one.
final int parallelism = 4;
ForkJoinPool forkJoinPool = null;
try {
forkJoinPool = new ForkJoinPool(parallelism);
final List<Integer> primes = forkJoinPool.submit(() ->
// Parallel task here, f...
What is NoSQL, how does it work, and what benefits does it provide? [closed]
...
What exactly is it?
On one hand, a specific system, but it has also become a generic word for a variety of new data storage backends that do not follow the relational DB model.
How does it work?
Each of the systems labelled with the generic name w...
What is the difference between user and kernel modes in operating systems?
...
How the switch occurs.
The switch from user mode to kernel mode is not done automatically by CPU. CPU is interrupted by interrupts (timers, keyboard, I/O). When interrupt occurs, CPU stops executing the current running program, switch to kernel mode, executes interrupt handler. This handler saves...
Scala: Abstract types vs generics
... can abstract over them.
And what we get conceptually is that we can model one in terms of the other. At least in principle, we can express every sort of parameterization as a form of object-oriented abstraction. So in a sense you could say Scala is a more orthogonal and complete language.
Why?
Wh...
How to overload std::swap()
...re swapping, so that it can be found via argument-dependent lookup (ADL). One particularly easy thing to do is:
class X
{
// ...
friend void swap(X& a, X& b)
{
using std::swap; // bring in swap for built-in types
swap(a.base1, b.base1);
swap(a.base2, b....
How to encode the filename parameter of Content-Disposition header in HTTP?
...mple where it fails?
@Dave Van den Eynde: Combining the two file names on one line as according to RFC6266 works except for Android and IE7+8 and I have updated the code to reflect this. Thank you for the suggestion.
@Thilo: No idea about GoodReader or any other non-browser. You might have some lu...
How to get share counts using graph API
...?source=6&url=%%URL%%
Edit:
Removed the Twitter endpoint, since that one has been deprecated.
Edit:
Facebook REST API is deprecated
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Why should I avoid using Properties in C#?
...ot to use them. He gave some reason, but I don't really understand. Can anyone explain to me why I should or should not use properties?
In C# 3.0, with automatic properties, does this change?
...